Update all before Graphics

README.md

@@ -247,33 +247,33 @@
 - [![Open-Source Software][OSS Icon]](https://github.com/qt-creator/qt-creator) [QT Creator](https://www.qt.io/qt-features-libraries-apis-tools-and-ide/) - Fully-stocked cross-platform integrated development environment for easy creation of connected devices, UIs and applications.
 
 #### Database
-- [![Open-Source Software][OSS Icon]](https://github.com/apache/cassandra) [Cassandra](http://cassandra.apache.org/) - Apache Cassandra database is the right choice when you need scalability and high availability without compromising performance. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure make it the perfect platform for mission-critical data.
-- [![Open-Source Software][OSS Icon]](https://github.com/apache?query=couchdb) [CouchDB](http://couchdb.apache.org/) - Seamless multi-master sync, that scales from Big Data to Mobile, with an Intuitive HTTP/JSON API and designed for Reliability.
+- [![Open-Source Software][OSS Icon]](https://github.com/apache/cassandra) [Cassandra](https://cassandra.apache.org/) - Apache Cassandra database is the right choice when you need scalability and high availability without compromising performance. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure make it the perfect platform for mission-critical data.
+- [![Open-Source Software][OSS Icon]](https://github.com/apache/couchdb) [CouchDB](https://couchdb.apache.org/) - Seamless multi-master sync, that scales from Big Data to Mobile, with an Intuitive HTTP/JSON API and designed for Reliability.
 - [DataGrip](https://www.jetbrains.com/datagrip/) - DataGrip is a cross-platform IDE that is aimed at DBAs and developers working with SQL databases. It has built-in drivers that support DB2, Derby, H2, HSQLDB, MySQL, Oracle, PostgreSQL, SQL Server, Sqlite and Sybase.
-- [![Open-Source Software][OSS Icon]](https://github.com/serge-rider/dbeaver/) [DBeaver](http://dbeaver.jkiss.org/) - A universal database client supporting multiple platforms and databases.
+- [![Open-Source Software][OSS Icon]](https://github.com/dbeaver/dbeaver) [DBeaver](https://dbeaver.io/) - A universal database client supporting multiple platforms and databases.
 - [![Open-Source Software][OSS Icon]](https://cgit.kde.org/kexi.git/about/) [Kexi](http://kexi-project.org/) - Kexi is an open source visual database applications creator, a long-awaited competitor for programs like MS Access or Filemaker.
 - [![Open-Source Software][OSS Icon]](https://mariadb.org/get-involved/getting-started-for-developers/) [MariaDB](https://mariadb.org/) - One of the most popular database servers. Made by the original developers of MySQL.
 - [![Open-Source Software][OSS Icon]](https://github.com/mongodb/mongo) [MongoDB](https://www.mongodb.com/) - MongoDB is a free and open-source cross-platform document-oriented database program, uses JSON-like documents with schemas.
-- [![Open-Source Software][OSS Icon]](https://github.com/dbcli/mycli) [MyCLI](http://www.mycli.net/) - MyCLI is a command line interface for MySQL, MariaDB, and Percona with auto-completion and syntax highlighting.
+- [![Open-Source Software][OSS Icon]](https://github.com/dbcli/mycli) [MyCLI](https://www.mycli.net/) - MyCLI is a command line interface for MySQL, MariaDB, and Percona with auto-completion and syntax highlighting.
 - [![Open-Source Software][OSS Icon]](https://github.com/mysql/mysql-server) [MySQL](https://dev.mysql.com/doc/refman/5.7/en/linux-installation.html) - MySQL is the world's leading open source database thanks to its proven performance, reliability and ease-of-use. It is used by high profile web properties including Facebook, Twitter, YouTube, Yahoo! and many more.
 - [![Open-Source Software][OSS Icon]](https://github.com/mysql/mysql-workbench) [MySQL Workbench](https://www.mysql.com/products/workbench/) - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs. MySQL Workbench provides data modeling, SQL development, and comprehensive administration tools for server configuration, user administration, backup, and much more.
-- [OmniDB](https://omnidb.org/en/) - Browser-based tool that visually create, manage, and view databases.
-- ![Non Free][Money Icon] [OracleDB](http://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html) - Object-relational database management system produced and marketed by Oracle Corporation, one of the most trusted and widely-used relational database engines.
+- [![Open-Source Software][OSS Icon]](https://github.com/OmniDB/OmniDB) [OmniDB](https://omnidb.org/en/) - Browser-based tool that visually create, manage, and view databases.
+- ![Non Free][Money Icon] [OracleDB](https://www.oracle.com/technetwork/database/enterprise-edition/downloads/index.html) - Object-relational database management system produced and marketed by Oracle Corporation, one of the most trusted and widely-used relational database engines.
 - [![Open-Source Software][OSS Icon]](https://github.com/percona/percona-server-mongodb) [Percona MongoDB](https://www.percona.com/software/mongo-database/percona-server-for-mongodb) - Percona Server for MongoDB provides all features and benefits of MongoDB Community Server.
 - [![Open-Source Software][OSS Icon]](https://github.com/percona/pmm-server) [Percona Monitoring](https://www.percona.com/software/database-tools/percona-monitoring-and-management) - Percona Monitoring and Management (PMM) is a free and open-source platform for managing and monitoring MySQL, MariaDB and MongoDB performance. You can run PMM in your own environment for maximum security and reliability. It provides thorough time-based analysis for MySQL, MariaDB and MongoDB servers to ensure that your data works as efficiently as possible.
 - [![Open-Source Software][OSS Icon]](https://github.com/percona/percona-server) [Percona MySQL](https://www.percona.com/software/mysql-database/percona-server) - Percona Server for MySQL is a free, fully compatible, enhanced, open source drop-in replacement for MySQL that provides superior performance, scalability and instrumentation.
 - [![Open-Source Software][OSS Icon]](https://github.com/percona/percona-xtradb-cluster) [Percona XtraDB Cluster](https://www.percona.com/software/mysql-database/percona-xtradb-cluster) - Percona XtraDB Cluster is an active/active high availability and high scalability open source solution for MySQL clustering. It integrates Percona Server and Percona XtraBackup with the Codership Galera library of MySQL high availability solutions in a single package that enables you to create a cost-effective MySQL high availability cluster.
 - [![Open-Source Software][OSS Icon]](https://github.com/dbcli/pgcli) [pgcli](https://www.pgcli.com/) - Pgcli is a command line interface for Postgres with auto-completion and syntax highlighting.
-- [![Open-Source Software][OSS Icon]](https://github.com/postgres/postgres) [PostgreSQL](https://www.postgresql.org/download/) - PostgreSQL is a powerful, open source object-relational database system with more than 15 year development. PostgreSQL is not controlled by any corporation or other private entity and the source code is available free of charge
+- [![Open-Source Software][OSS Icon]](https://github.com/postgres/postgres) [PostgreSQL](https://www.postgresql.org/download/) - PostgreSQL is a powerful, open source object-relational database system with more than 15 year development. PostgreSQL is not controlled by any corporation or other private entity and the source code is available free of charge.
 - [![Open-Source Software][OSS Icon]](https://www.sqlite.org/src/doc/trunk/README.md) [Sqlite](https://sqlite.org/download.html) - SQLite is an in-process library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine.
-- [![Open-Source Software][OSS Icon]](https://github.com/sqlitebrowser/sqlitebrowser) [Sqlite Browser](http://sqlitebrowser.org/) - Visually create, manage, and view sqlite database files.
+- [![Open-Source Software][OSS Icon]](https://github.com/sqlitebrowser/sqlitebrowser) [Sqlite Browser](https://sqlitebrowser.org/) - Visually create, manage, and view sqlite database files.
 
 #### Golang
 - [GoLand](https://www.jetbrains.com/go/) - GoLand is the codename for a new commercial IDE by JetBrains aimed at providing an ergonomic environment for Go development.
 - [![Open-Source Software][OSS Icon]](https://github.com/visualfc/liteide) [LiteIDE X](http://liteide.org/en/) - LiteIDE is a simple, open source, cross-platform Go IDE.
 
 #### Java
-- [![Open-Source Software][OSS Icon]](https://www.bluej.org/versions.html) [BlueJ](http://bluej.org/) - A free Java Development Environment designed for beginners, used by millions worldwide.
+- [![Open-Source Software][OSS Icon]](https://www.bluej.org/versions.html) [BlueJ](https://bluej.org/) - A free Java Development Environment designed for beginners, used by millions worldwide.
 - [Eclipse](https://eclipse.org/ide/) - Eclipse is famous for our Java Integrated Development Environment (IDE), but can also download packages to support C/C++ IDE and PHP IDE.
 - [![Open-Source Software][OSS Icon]](https://github.com/JetBrains/intellij-community) [IntelliJ IDEA](https://www.jetbrains.com/idea/) - Powerful IDE for JAVA. The Community version is open sourced.
 
@@ -284,54 +284,54 @@
 #### Microcomputer and Embedded Devices
 - [![Open-Source Software][OSS Icon]](https://github.com/arduino/Arduino) [Arduino IDE](https://www.arduino.cc/en/Main/Software) - The open-source Arduino Software (IDE) makes it easy to write code and upload it to the board.
 - [![Open-Source Software][OSS Icon]](https://github.com/fritzing/fritzing-app) [Fritzing](http://fritzing.org/) - Fritzing is an open-source hardware initiative that makes electronics accessible as a creative material for anyone.
-- [![Open-Source Software][OSS Icon]](https://github.com/jantje/arduino-eclipse-plugin) [Sloeber IDE](http://eclipse.baeyens.it/) - Sloeber IDE. The Arduino IDE for Eclipse.
+- [![Open-Source Software][OSS Icon]](https://github.com/Sloeber/arduino-eclipse-plugin) [Sloeber IDE](https://eclipse.baeyens.it/) - Sloeber IDE. The Arduino IDE for Eclipse.
 
 #### Multiple Languages Support
 - [![Open-Source Software][OSS Icon]](https://github.com/aptana) [Aptana](http://www.aptana.com/) - Aptana Studio harnesses the flexibility of Eclipse and focuses it into a powerful web development engine.
 - [![Open-Source Software][OSS Icon]](https://phabricator.kde.org/dashboard/view/8/) [KDevelop](https://www.kdevelop.org/) - It is a free, open source IDE, feature-full, plugin extensible IDE for C/C++ and other programming languages.
-- [![Open-Source Software][OSS Icon]](http://www.monodevelop.com/developers/) [MonoDevelop](http://www.monodevelop.com/) - Cross platform IDE for C#, F# and more.
-- [![Open-Source Software][OSS Icon]](https://netbeans.org/community/sources/) [Netbeans](https://netbeans.org/downloads/) - NetBeans IDE lets you quickly and easily develop Java desktop, mobile, and web applications, as well as HTML5 applications with HTML, JavaScript, and CSS.
+- [![Open-Source Software][OSS Icon]](http://www.monodevelop.com/developers/) [MonoDevelop](https://www.monodevelop.com/) - Cross platform IDE for C#, F# and more.
+- [![Open-Source Software][OSS Icon]](https://netbeans.apache.org/participate/index.html) [Netbeans](https://netbeans.apache.org/download/index.html) - NetBeans IDE lets you quickly and easily develop Java desktop, mobile, and web applications, as well as HTML5 applications with HTML, JavaScript, and CSS.
 
 #### PHP
 - [PHPStorm](https://www.jetbrains.com/phpstorm/) - Lightning-smart and powerful PHP IDE from Jetbrain.
 
 #### Python
-- [![Open-Source Software][OSS Icon]](https://github.com/JetBrains/intellij-community/tree/master/python) [PyCharm](https://www.jetbrains.com/pycharm/) - Powerful IDE for Python
+- [![Open-Source Software][OSS Icon]](https://github.com/JetBrains/intellij-community/tree/master/python) [PyCharm](https://www.jetbrains.com/pycharm/) - Powerful IDE for Python.
 
 #### Shell
 - [![Open-Source Software][OSS Icon]](https://github.com/fish-shell/fish-shell) [Fish](https://fishshell.com/) - A smart and user-friendly command-line shell.
-- [![Open-Source Software][OSS Icon]](https://github.com/fisherman/fisherman) [Fisherman](https://github.com/fisherman/fisherman) - A plugin manager for fish shell.
+- [![Open-Source Software][OSS Icon]](https://github.com/jorgebucaran/fisher) [Fisher](https://github.com/jorgebucaran/fisher) - A plugin manager for fish shell.
 - [![Open-Source Software][OSS Icon]](https://github.com/ipython/ipython) [Ipython](https://ipython.org/) - Powerful Python shell.
 - [![Open-Source Software][OSS Icon]](https://github.com/oh-my-fish/oh-my-fish) [Oh-my-fish](https://github.com/oh-my-fish/oh-my-fish) - Provides various packages and themes to extend the functionality of your fish shell.
 - [![Open-Source Software][OSS Icon]](https://github.com/robbyrussell/oh-my-zsh) [Oh-my-zsh](https://github.com/robbyrussell/oh-my-zsh) - A delightful community-driven framework for managing your zsh configuration.
-- [![Open-Source Software][OSS Icon]](http://sourceforge.net/p/zsh/code/ci/master/tree/) [Zsh](http://www.zsh.org/) - A powerful command line shell.
+- [![Open-Source Software][OSS Icon]](http://sourceforge.net/p/zsh/code/ci/master/tree/) [Zsh](https://www.zsh.org/) - A powerful command line shell.
 
 #### Supporting Tools
 - [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/cscope/) [Cscope](http://cscope.sourceforge.net/) - Cscope is a developer's tool for browsing source code. Although cmd-line application, it is nativelly integrated with Vim editor. It allows searching code for symbols, definitions, functions (called/calling), regex, files.
 - [![Open-Source Software][OSS Icon]](https://github.com/cytopia/devilbox) [Devilbox](https://github.com/cytopia/devilbox) - The devilbox is a modern and highly customisable dockerized PHP stack supporting full LAMP and MEAN and running on all major platforms. The main goal is to easily switch and combine any version required for local development.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/diffuse/files/?source=navbar) [Diffuse](https://sourceforge.net/projects/diffuse/) - Diffuse is a graphical tool for comparing and merging text files. It can retrieve files for comparison from Bazaar, CVS, Darcs, Git, Mercurial, Monotone, RCS, Subversion, and SVK repositories.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/diffuse/files/?source=navbar) [Diffuse](http://diffuse.sourceforge.net/) - Diffuse is a graphical tool for comparing and merging text files. It can retrieve files for comparison from Bazaar, CVS, Darcs, Git, Mercurial, Monotone, RCS, Subversion, and SVK repositories.
 - [![Open-Source Software][OSS Icon]](https://www.fossil-scm.org/index.html/dir?ci=tip) [Fossil](https://www.fossil-scm.org) - Self-contained, distributed software configuration management system with integrated bug-tracking, wiki, technotes and web interface.
-- ![Nonfree][Money Icon] [Genymotion](https://www.genymotion.com/features/) - Genymotion is a fast third-party emulator that can be used instead of the default Android emulator.
-- [![Open-Source Software][OSS Icon]](https://git.gnome.org//browse/giggle/) [Giggle](https://wiki.gnome.org/action/show/Apps/giggle?action=show&redirect=giggle) - Giggle is a graphical frontend for the git content tracker.
-- [![Open-Source Software][OSS Icon]](https://github.com/Gisto/Gisto) [Gisto](http://www.gistoapp.com/) - Gisto is a code snippet manager that runs on GitHub Gists and adds additional features such as searching, tagging and sharing gists while including a rich code editor.
+- ![Nonfree][Money Icon] [Genymotion](https://www.genymotion.com/desktop/) - Genymotion is a fast third-party emulator that can be used instead of the default Android emulator.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/giggle/) [Giggle](https://wiki.gnome.org/action/show/Apps/giggle) - Giggle is a graphical frontend for the git content tracker.
+- [![Open-Source Software][OSS Icon]](https://github.com/Gisto/Gisto) [Gisto](https://www.gistoapp.com/) - Gisto is a code snippet manager that runs on GitHub Gists and adds additional features such as searching, tagging and sharing gists while including a rich code editor.
 - [![Open-Source Software][OSS Icon]](https://github.com/git/git) [Git](https://git-scm.com/) - Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency.
-- [![Open-Source Software][OSS Icon]](https://github.com/git-cola/git-cola) [GitCola](http://git-cola.github.io/) - Git Cola is a sleek and powerful graphical Git client. Written in Python and GPL-licensed.
-- [![Open-Source Software][OSS Icon]](https://wiki.gnome.org/Apps/Gitg#Development_Resources) [Gitg](https://wiki.gnome.org/Apps/Gitg) - gitg is the GNOME GUI client to view git repositories.
+- [![Open-Source Software][OSS Icon]](https://github.com/git-cola/git-cola) [GitCola](https://git-cola.github.io/) - Git Cola is a sleek and powerful graphical Git client. Written in Python and GPL-licensed.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/gitg) [Gitg](https://wiki.gnome.org/Apps/Gitg) - gitg is the GNOME GUI client to view git repositories.
 - [GitKraken](https://www.gitkraken.com/) - The downright luxurious Git GUI client,for Windows, Mac & Linux.
 - [![Open-Source Software][OSS Icon]](https://github.com/gitlabhq/gitlabhq) [GitLab](https://github.com/gitlabhq/gitlabhq) - GitLab is a web-based Git repository manager with wiki and issue tracking features.
 - [![Open-Source Software][OSS Icon]](https://github.com/sitaramc/gitolite) [Gitolite](http://gitolite.com/gitolite/index.html) - Gitolite allows you to setup git hosting on a central server, with fine-grained access control and many more powerful features.
 - [Insomnia](https://insomnia.rest/) - A simple, beautiful, and free REST API client.
 - [![Open-Source Software][OSS Icon]](https://jupyter.readthedocs.io/en/latest/install.html) [Jupyter Notebook](https://jupyter.org/) - An open source program that provides interactive data and scientific computing information across over 40 programming languages.
-- [![Open-Source Software][OSS Icon]](http://meldmerge.org/development.html) [Meld](http://meldmerge.org/) - Meld is a visual diff and merge tool that helps you compare files, directories, and version controlled projects.
-- [Mockingbot](https://mockingbot.in/?) - Mockingbot is an easy-to-use prototyping tool.
+- [![Open-Source Software][OSS Icon]](https://meldmerge.org/development.html) [Meld](https://meldmerge.org/) - Meld is a visual diff and merge tool that helps you compare files, directories, and version controlled projects.
+- [Mockingbot](https://mockingbot.com) - Mockingbot is an easy-to-use prototyping tool.
 - [![Open-Source Software][OSS Icon]](https://github.com/GNOME/nemiver) [Nemiver](https://github.com/GNOME/nemiver) - Nemiver is a project to write a standalone graphical debugger that integrates well in the GNOME desktop environment.
-- [![Open-Source Software][OSS Icon]](https://github.com/evolus/pencil) [Pencil](http://pencil.evolus.vn/) - An open-source GUI prototyping tool that's available for ALL platforms.
-- [![Open-Source Software][OSS Icon]](https://github.com/stuartlangridge/ColourPicker) [Pick](http://kryogenix.org/code/pick/) - Simple color picker.
+- [![Open-Source Software][OSS Icon]](https://github.com/evolus/pencil) [Pencil](https://pencil.evolus.vn/) - An open-source GUI prototyping tool that's available for ALL platforms.
+- [![Open-Source Software][OSS Icon]](https://github.com/stuartlangridge/ColourPicker) [Pick](https://kryogenix.org/code/pick/) - Simple color picker.
 - [Postman](https://www.getpostman.com) - Postman, allows a user to develop and test APIs quickly.
 - [![Open-Source Software][OSS Icon]](https://github.com/rabbitvcs/rabbitvcs) [Rabbit VCS](http://rabbitvcs.org/) - RabbitVCS is a set of graphical tools written to provide simple and straightforward access to the version control systems you use.
-- ![Nonfree][Money Icon] [SmartGit](http://www.syntevo.com/smartgit/) - SmartGit is a Git client with support for GitHub Pull Requests+Comments and SVN.
+- ![Nonfree][Money Icon] [SmartGit](https://www.syntevo.com/smartgit/) - SmartGit is a Git client with support for GitHub Pull Requests+Comments and SVN.
 - ![Non Free][Money Icon] [StarUML](http://staruml.io/) - A sophisticated software modeler.
-- [![Open-Source Software][OSS Icon]](http://uncrustify.sourceforge.net/) [Uncrustify](http://uncrustify.sourceforge.net/) - Source Code Beautifier for C/C++, C#, ObjectiveC, D, Java, Pawn and VALA. See UniversalIndentGUI below.
+- [![Open-Source Software][OSS Icon]](https://github.com/uncrustify/uncrustify) [Uncrustify](http://uncrustify.sourceforge.net/) - Source Code Beautifier for C/C++, C#, ObjectiveC, D, Java, Pawn and VALA. See UniversalIndentGUI below.
 - [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/universalindent/files/uigui/) [UniversalIndentGUI](http://universalindent.sourceforge.net/) - UniversalIndentGUI offers a live preview for setting the parameters of nearly any indenter.
 - [![Open-Source Software][OSS Icon]](https://sourceware.org/git/?p=valgrind.git) [Valgrind](http://valgrind.org/) - Valgrind is a GPL'd system for debugging and profiling Linux programs.
 - [![Open-Source Software][OSS Icon]](https://www.gnu.org/software/wdiff/devguide) [Wdiff](https://www.gnu.org/software/wdiff/) - The GNU wdiff program is a front end to diff for comparing files on a word per word basis. It collects the diff output and uses it to produce a nicer display of word differences between the original files.
@@ -340,22 +340,22 @@
 
 ### E-Book Utilities
 - [![Open-Source Software][OSS Icon]](https://github.com/babluboy/bookworm) [Bookworm](https://babluboy.github.io/bookworm/) - A simple, focused eBook reader.
-- [![Open-Source Software][OSS Icon]](https://github.com/oguzhaninan/Buka) [Buka](https://github.com/oguzhaninan/Buka/releases) - A program for EBook Management.
-- [![Open-Source Software][OSS Icon]](https://github.com/kovidgoyal/calibre) [Calibre](http://calibre-ebook.com/) - Incredibly ugly but powerful software for ebook management and conversion.
+- [![Open-Source Software][OSS Icon]](https://github.com/oguzhaninan/Buka) [Buka](https://github.com/oguzhaninan/Buka/) - A program for EBook Management.
+- [![Open-Source Software][OSS Icon]](https://github.com/kovidgoyal/calibre) [Calibre](https://calibre-ebook.com/) - Incredibly ugly but powerful software for ebook management and conversion.
 - [![Open-Source Software][OSS Icon]](https://github.com/janeczku/calibre-web) [Calibre-web](https://github.com/janeczku/calibre-web) - Calibre Web is a web app providing a clean interface for browsing, reading and downloading eBooks using an existing Calibre database.
 - [![Open-Source Software][OSS Icon]](https://github.com/michaldaniel/Ebook-Viewer) [Easy Ebook Viewer](https://github.com/michaldaniel/Ebook-Viewer) - Modern GTK Python Ebook Reader app to easily read epub files.
 - [![Open-Source Software][OSS Icon]](https://wiki.gnome.org/Apps/Evince/GettingEvince) [Evince](https://wiki.gnome.org/Apps/Evince) - Evince is a document viewer for multiple document formats. The goal of evince is to replace the multiple document viewers that exist on the GNOME Desktop with a single simple application.
 - [![Open-Source Software][OSS Icon]](https://github.com/geometer/FBReader) [FBReader](https://fbreader.org/content/fbreader-beta-linux-desktop) - One of the most popular eReader apps.
-- [Foxit](https://www.foxitsoftware.com/products/pdf-reader/) - Foxit Reader 8.0—Award-winning PDF Reader.
-- [![Open-Source Software][OSS Icon]](https://github.com/martamilakovic/gnome-books) [Gnome Books](https://github.com/martamilakovic/gnome-books) - GNOME Books is application for listing, searching and reading eBooks.
+- [Foxit](https://www.foxitsoftware.com/pdf-reader/) - Foxit Reader 8.0—Award-winning PDF Reader.
+- [![Open-Source Software][OSS Icon]](https://github.com/martahilmar/gnome-books) [Gnome Books](https://github.com/martahilmar/gnome-books) - GNOME Books is application for listing, searching and reading eBooks.
 - [![Open-Source Software][OSS Icon]](http://repo.or.cz/w/llpp.git) [llpp](https://wiki.archlinux.org/index.php/Llpp) - A lightweight, fast, customizable and featureful PDF, EPUB, XPS and CBZ viewer with vi-like keybindings based on MuPDF.
-- [Lucidor](http://www.lucidor.org/lucidor/) - Lucidor is a computer program for reading and handling e-books. Lucidor supports e-books in the EPUB file format, and catalogs in the OPDS format.
+- [Lucidor](https://www.lucidor.org/lucidor/) - Lucidor is a computer program for reading and handling e-books. Lucidor supports e-books in the EPUB file format, and catalogs in the OPDS format.
 - [MasterPDF editor](https://code-industry.net/free-pdf-editor/) - Master PDF Editor a convenient and smart PDF editor for Linux.
 - [![Open-Source Software][OSS Icon]](https://sourceforge.net/p/mcomix/git/ci/master/tree/) [Mcomix](https://sourceforge.net/projects/mcomix/) - GTK+ comic book viewer.
-- [![Open-Source Software][OSS Icon]](http://git.ghostscript.com/?p=mupdf.git;a=summary) [MuPDF](http://mupdf.com/) - a lightweight PDF and XPS viewer.
+- [![Open-Source Software][OSS Icon]](http://git.ghostscript.com/?p=mupdf.git;a=summary) [MuPDF](https://mupdf.com/) - a lightweight PDF and XPS viewer.
 - [![Open-Source Software][OSS Icon]](https://github.com/KDE/okular) [Okular](https://okular.kde.org/) - Okular is a universal document viewer based developed by KDE. Okular works on multiple platforms, including but not limited to Linux, Windows, Mac OS X, BSD, etc.
-- [![Open-Source Software][OSS Icon]](https://github.com/torakiki/pdfsam) [PDFsam](http://www.pdfsam.org/) - A desktop application to split, extract pages, rotate, mix and merge PDF files.
-- [![Open-Source Software][OSS Icon]](https://download.kde.org/stable/peruse/peruse-1.2.tar.xz.mirrorlist) [Peruse](https://peruse.kde.org/) - A pleasant way to read comic books.
+- [![Open-Source Software][OSS Icon]](https://github.com/torakiki/pdfsam) [PDFsam](https://www.pdfsam.org/) - A desktop application to split, extract pages, rotate, mix and merge PDF files.
+- [![Open-Source Software][OSS Icon]](https://download.kde.org/stable/peruse/) [Peruse](https://peruse.kde.org/) - A pleasant way to read comic books.
 - [![Open-Source Software][OSS Icon]](https://launchpad.net/qpdfview) [qpdf](https://launchpad.net/qpdfview) - qpdfview is a tabbed document viewer.
 - [![Open-Source Software][OSS Icon]](https://github.com/Sigil-Ebook/Sigil) [Sigil](https://github.com/Sigil-Ebook/Sigil) - Sigil is a multi-platform EPUB ebook editor.
 - [![Open-Source Software][OSS Icon]](https://git.pwmt.org/pwmt/zathura.git) [Zathura](https://pwmt.org/projects/zathura/) - Zathura is a highly customizable and functional document viewer.
@@ -366,106 +366,105 @@
 - [![Open-Source Software][OSS Icon]](https://github.com/adobe/brackets) [Brackets](http://brackets.io/) - A modern text editor that understands web design.
 - [![Open-Source Software][OSS Icon]](https://github.com/emacs-mirror/emacs) [Emacs](https://www.gnu.org/software/emacs/) - An extensible, customizable, free/libre text editor — and more.
 - [![Open-Source Software][OSS Icon]](https://www.geany.org/Download/Git) [Geany](https://www.geany.org/) - Geany is a text editor using the GTK+ toolkit with basic features of an integrated development environment. It was developed to provide a small and fast IDE, which has only a few dependencies from other packages.
-- [![Open-Source Software][OSS Icon]](https://git.gnome.org//browse/gedit/) [Gedit](https://wiki.gnome.org/Apps/Gedit) -gedit is the GNOME text editor. While aiming at simplicity and ease of use, gedit is a powerful general purpose text editor.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/gedit) [Gedit](https://wiki.gnome.org/Apps/Gedit) -gedit is the GNOME text editor. While aiming at simplicity and ease of use, gedit is a powerful general purpose text editor.
 - [![Open-Source Software][OSS Icon]](https://github.com/GNOME/gnome-builder) [Gnome Builder](https://wiki.gnome.org/Apps/Builder) - Powerful IDE for modern C / C++ / Bash / JavaScript development, made by Gnome Team. One of the best IDE for C/C++ developement (Cmake integrated).
-- [![Open-Source Software][OSS Icon]](https://github.com/mawww/kakoune) [Kakoune](http://kakoune.org/) - Kakoune code editor - Vim inspired.  Faster as in less keystrokes.  Multiple selections.  Orthogonal design. Has a strong focus on interactivity.
+- [![Open-Source Software][OSS Icon]](https://github.com/mawww/kakoune) [Kakoune](https://kakoune.org/) - Kakoune code editor - Vim inspired. Faster as in less keystrokes. Multiple selections. Orthogonal design. Has a strong focus on interactivity.
 - [![Open-Source Software][OSS Icon]](https://kate-editor.org/build-it/) [Kate](https://kate-editor.org/get-it/) - Kate is a multi-document editor part of KDE since release 2.2.
 - [![Open-Source Software][OSS Icon]](https://github.com/Komodo/KomodoEdit) [Komodo Edit](https://github.com/Komodo/KomodoEdit) - Free and open source multilanguage development environment.
 - [![Open-Source Software][OSS Icon]](https://github.com/LightTable/LightTable) [Lighttable](http://lighttable.com/) - The next generation code editor! Support live coding.
-- [![Open-Source Software][OSS Icon]](https://github.com/zyedidia/micro) [Micro](https://micro-editor.github.io/) - Micro is a terminal-based text editor that aims to be easy to use and intuitive, while also taking advantage of the full capabilities of modern terminals.
+- [![Open-Source Software][OSS Icon]](https://github.com/zyedidia/micro) [Micro](https://micro-editor.github.io) - Micro is a terminal-based text editor that aims to be easy to use and intuitive, while also taking advantage of the full capabilities of modern terminals.
 - [![Open-Source Software][OSS Icon]](http://git.savannah.gnu.org/cgit/nano.git/) [Nano](https://www.nano-editor.org/) - GNU Nano is a text editor which aims to introduce a simple interface and intuitive command options to console based text editing.
 - [![Open-Source Software][OSS Icon]](https://github.com/neovim/neovim) [Neovim](https://neovim.io/) - Neovim is a fork of Vim aiming to improve user experience, plugins, and GUIs.
 - [![Open-Source Software][OSS Icon]](https://github.com/syl20bnr/spacemacs) [Spacemacs](http://spacemacs.org) - A community-driven Emacs distribution.
 - [![Open-Source Software][OSS Icon]](https://github.com/SpaceVim/SpaceVim) [SpaceVim](https://spacevim.org/) - A community-driven modular vim distribution.
 - [Sublime](https://www.sublimetext.com/) - A very capable text editor with advanced search capabilities, and many powerful plugins to improve its functionality.
 - [![Open-Source Software][OSS Icon]](https://foicica.com/hg/textadept) [Textadept](https://foicica.com/textadept) - Minimalist text editor for programmers. Textadept is extensible with Lua programming language.
-- [![Open-Source Software][OSS Icon]](https://github.com/vim/vim) [Vim](http://www.vim.org/download.php) -Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a more complete feature set. It's useful whether you're already using vi or using a different editor.
+- [![Open-Source Software][OSS Icon]](https://github.com/vim/vim) [Vim](https://www.vim.org/download.php) -Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a more complete feature set. It's useful whether you're already using vi or using a different editor.
 - [![Open-Source Software][OSS Icon]](https://github.com/Microsoft/vscode) [VSCode](https://code.visualstudio.com) - Visual Studio Code is a lightweight but powerful source code editor which runs on your desktop and is available for Windows, OS X and Linux. It comes with built-in support for JavaScript, TypeScript and Node.js and has a rich ecosystem of extensions for other languages (C++, C#, Python, PHP, Golang) and runtimes.
 
 ### Education
 - [![Open-Source Software][OSS Icon]](https://apps.ankiweb.net/) [Anki](https://apps.ankiweb.net/) - Powerful, intelligent flash cards which makes remembering things easy.
-- [![Open-Source Software][OSS Icon]](http://artha.sourceforge.net/wiki/index.php/Download#Source) [Artha](http://artha.sourceforge.net/wiki/index.php/Home) - Artha is a free cross-platform English thesaurus that works completely off-line and is based on WordNet.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/artha/) [Artha](http://artha.sourceforge.net/wiki/index.php/Home) - Artha is a free cross-platform English thesaurus that works completely off-line and is based on WordNet.
 - [![Open-Source Software][OSS Icon]](https://github.com/bibletime/bibletime) [BibleTime](http://bibletime.info/) - BibleTime is a Bible study application based on the Sword library and Qt toolkit.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/celestia/files/Celestia-source/1.6.1/celestia-1.6.1.tar.gz/download) [Celestia](http://celestiaproject.net/) - The free space simulation that lets you explore our universe in three dimensions.
-- [![Open-Source Software][OSS Icon]](https://github.com/opp11/chemtool/blob/master/README.md) [Chemtool](http://ruby.chemie.uni-freiburg.de/~martin/chemtool/) - Chemtool is a small program for drawing chemical structures on Linux.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/celestia/) [Celestia](https://celestia.space) - The free space simulation that lets you explore our universe in three dimensions.
+- [![Open-Source Software][OSS Icon]](https://github.com/opp11/chemtool/) [Chemtool](http://ruby.chemie.uni-freiburg.de/~martin/chemtool/) - Chemtool is a small program for drawing chemical structures on Linux.
 - [![Open-Source Software][OSS Icon]](https://code.launchpad.net/epoptes) [Epoptes](http://www.epoptes.org/) - An open source computer lab management and monitoring tool.
-- [![Open-Source Software][OSS Icon]](https://github.com/gap-system/gap) [GAP](http://www.gap-system.org/) - A computer algebra system for computational discrete algebra with particular emphasis on computational group theory.
-- [![Open-Source Software][OSS Icon]](http://gcompris.net/wiki/Developer%27s_corner) [Gcompris](http://gcompris.net/index-en.html) - GCompris is a high quality educational software suite comprising of numerous activities for children aged 2 to 10.
+- [![Open-Source Software][OSS Icon]](https://github.com/gap-system/gap) [GAP](https://www.gap-system.org/) - A computer algebra system for computational discrete algebra with particular emphasis on computational group theory.
+- [![Open-Source Software][OSS Icon]](http://gcompris.net/wiki/Developer%27s_corner) [Gcompris](https://gcompris.net/index-en.html) - GCompris is a high quality educational software suite comprising of numerous activities for children aged 2 to 10.
 - [![Open-Source Software][OSS Icon]](https://github.com/geogebra/geogebra) [Geogebra](https://www.geogebra.org/download) - The graphing calculator for functions, geometry, algebra, calculus, statistics and 3D mathematics.
 - [![Open-Source Software][OSS Icon]](https://wiki.gnome.org/Apps/Dictionary) [Gnome-dictionary](https://wiki.gnome.org/Apps/Dictionary) - A powerful dictionary for GNOME.
-- [![Open-Source Software][OSS Icon]](http://opensis.sourceforge.net/) [GNU Octave](http://www.gnu.org/software/octave/) - GNU Octave is a scientific programming language, primarily intended for numerical computations, that is mostly compatible with MATLAB.
-- [![Open-Source Software][OSS Icon]](http://ftp.gnu.org/gnu/gtypist/) [GNU Typist](https://www.gnu.org/software/gtypist/index.html) - ncurses-based free-software typing instructor
-- [![Open-Source Software][OSS Icon]](https://github.com/kinitrupti/GNUKhata) [GNUKhata](http://www.gnukhata.in/) - Open source accounting software.
+- [![Open-Source Software][OSS Icon]](https://hg.savannah.gnu.org/hgweb/octave) [GNU Octave](https://www.gnu.org/software/octave/) - GNU Octave is a scientific programming language, primarily intended for numerical computations, that is mostly compatible with MATLAB.
+- [![Open-Source Software][OSS Icon]](https://git.savannah.gnu.org/cgit/gtypist.git) [GNU Typist](https://www.gnu.org/software/gtypist/index.html) - ncurses-based free-software typing instructor.
+- [![Open-Source Software][OSS Icon]](https://github.com/kinitrupti/GNUKhata) [GNUKhata](https://www.gnukhata.in/) - Open source accounting software.
 - [Google Earth](https://itsfoss.com/install-google-earth-ubunu/) - Google Earth is a virtual globe, map and geographical information program.
 - [![Open-Source Software][OSS Icon]](http://gperiodic.seul.org/cvs/) [GPeriodic](http://gperiodic.seul.org/) - GPeriodic is a periodic table application for Linux.
 - [KDE Edu Suite](https://edu.kde.org/) - Free Educational Software based on the KDE technologies.
 - [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/klavaro) [Klavaro](http://klavaro.sourceforge.net/en/index.html) - A touch typing tutor very flexible, supporting customizable keyboard layouts. You can edit and save new or unknown keyboard layouts, as the basic course was designed to not depend on specific ones. Also, there are some charts about the learning process.
 - [![Open-Source Software][OSS Icon]](https://github.com/KDE/ktouch) [Ktouch](https://github.com/KDE/ktouch) - KTouch is a program to learn and practice touch typing.
-- ![Nonfree][Money icon] [MAPLE](http://www.maplesoft.com/products/maple/) - Maple is math software that combines the world's most powerful math engine with an interface that makes it extremely easy to analyze, explore, visualize, and solve mathematical problems.
+- ![Nonfree][Money icon] [MAPLE](https://www.maplesoft.com/products/maple/) - Maple is math software that combines the world's most powerful math engine with an interface that makes it extremely easy to analyze, explore, visualize, and solve mathematical problems.
 - ![Nonfree][Money icon] [MapTiler](https://www.maptiler.com/) - MapTiler generates zoomable raster maps from images in user-defined coordinate system.
 - [![Open-Source Software][OSS Icon]](https://cgit.kde.org/marble.git) [Marble](https://marble.kde.org/) - Marble is a virtual globe and world atlas — your swiss army knife for maps.
-- ![Nonfree][Money icon] [MATLAB](http://www.mathworks.com/products/matlab/?requestedDomain=www.mathworks.com) - The MATLAB platform is optimized for solving engineering and scientific problems. MATLAB helps you take your ideas beyond the desktop. You can run your analyses on larger data sets and scale up to clusters and clouds.
-- [![Open-Source Software][OSS Icon]](http://maxima.sourceforge.net/project.html) [Maxima](http://maxima.sourceforge.net/) - Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, and much more.
+- ![Nonfree][Money icon] [MATLAB](https://www.mathworks.com/products/matlab/) - The MATLAB platform is optimized for solving engineering and scientific problems. MATLAB helps you take your ideas beyond the desktop. You can run your analyses on larger data sets and scale up to clusters and clouds.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/maxima/) [Maxima](http://maxima.sourceforge.net/) - Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, and much more.
 - [Mendeley](https://www.mendeley.com/) - Mendeley is a program for managing and sharing research papers, finding research data and collaborating online.
 - [![Open-Source Software][OSS Icon]](https://github.com/moodle/moodle) [Moodle](https://download.moodle.org/) - Course management system for online learning.
 - [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/openeuclide/) [OpenEuclid](http://coulon.publi.free.fr/openeuclide/) - OpenEuclide is a 2D geometry software: figures are defined dynamically by describing formal geometrical constraints.
 - [![Open-Source Software][OSS Icon]](https://github.com/openmaptiles) [OpenMapTiles](https://openmaptiles.org/) - OpenMapTiles is a set of open-source tools for self-hosting of OpenStreetMaps in more than 50 languages. It provides both raster as well as vector tiles, WMS, WMTS, support for JavaScript viewers and mobile SDK.
-- [![Open-Source Software][OSS Icon]](http://opensis.sourceforge.net/) [OpenSIS](http://www.opensis.com/home) - School Management Software that Increases Student Achievements & Teacher Performances.
-- [![Open-Source Software][OSS Icon]](http://pari.math.u-bordeaux.fr/cgi-bin/gitweb.cgi?p=pari.git;a=summary) [PARI/GP](http://pari.math.u-bordeaux.fr/) - A computer algebra system for fast computations in number theory.
-- [![Open-Source Software][OSS Icon]](https://git.sagemath.org/sage.git/) [SageMath](http://www.sagemath.org/) - A mathematical software with features covering many aspects of mathematics, including algebra, combinatorics, numerical mathematics, number theory, and calculus.
+- [![Open-Source Software][OSS Icon]](http://opensis.sourceforge.net/) [OpenSIS](https://www.opensis.com/) - School Management Software that Increases Student Achievements & Teacher Performances.
+- [![Open-Source Software][OSS Icon]](https://pari.math.u-bordeaux.fr/cgi-bin/gitweb.cgi?p=pari.git;a=summary) [PARI/GP](https://pari.math.u-bordeaux.fr/) - A computer algebra system for fast computations in number theory.
+- [![Open-Source Software][OSS Icon]](https://git.sagemath.org/sage.git/) [SageMath](https://www.sagemath.org/) - A mathematical software with features covering many aspects of mathematics, including algebra, combinatorics, numerical mathematics, number theory, and calculus.
 - [![Open-Source Software][OSS Icon]](https://scipy.org/stackspec.html#stackspec) [Scipy](https://scipy.org/install.html) - SciPy is a Python-based ecosystem of open-source software for mathematics, science, and engineering.
 - [![Open-Source Software][OSS Icon]](https://github.com/LLK/scratch-flash) [Scratch](https://scratch.mit.edu/) - With Scratch, you can program your own interactive stories, games, and animations — and share your creations with others in the online community.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/p/stellarium/code/HEAD/tree/) [Stellarium](http://www.stellarium.org/) - Stellarium is a free open source planetarium for your computer.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/stellarium/) [Stellarium](https://www.stellarium.org/) - Stellarium is a free open source planetarium for your computer.
 - [![Open-Source Software][OSS Icon]](https://github.com/sugarlabs/sugar) [Sugar Desktop Environment](https://sugarlabs.org/) - Sugar is a learning platform that reinvents how computers are used for education. Collaboration, reflection, and discovery are integrated directly into the user interface.
-- [![Open-Source Software][OSS Icon]](https://github.com/ugeneunipro/ugene) [UGENE](http://ugene.net/) - UGENE is free open-source cross-platform integrated GUI-based bioinformatics software.
-- [![Open-Source Software][OSS Icon]](https://github.com/veyon/veyon) [Veyon](https://github.com/veyon/veyon/releases) - Veyon is a computer management software for classrooms, it allows a teacher to control student computers and guide students over a computer network.
+- [![Open-Source Software][OSS Icon]](https://github.com/ugeneunipro/ugene) [UGENE](https://ugene.net/) - UGENE is free open-source cross-platform integrated GUI-based bioinformatics software.
+- [![Open-Source Software][OSS Icon]](https://github.com/veyon/veyon) [Veyon](https://veyon.io/) - Veyon is a computer management software for classrooms, it allows a teacher to control student computers and guide students over a computer network.
 
 ### Email
-- [![Open-Source Software][OSS Icon]](http://git.claws-mail.org/) [Claws](http://www.claws-mail.org/) - Claws is an email client and news reader, featuring sophisticated interface, easy configuration, intuitive operation, abundant features and plugins, robustness and stability.
-- [![Open-Source Software][OSS Icon]](https://wiki.gnome.org/Apps/Evolution/#Get_the_Source_Code) [Evolution](https://wiki.gnome.org/Apps/Evolution/) - Evolution is a personal information management application that provides integrated mail, calendaring and address book functionality.
-- [![Open-Source Software][OSS Icon]](https://git.gnome.org//browse/geary/) [Geary](https://wiki.gnome.org/Apps/Geary) - Geary is an email application built for GNOME 3. It allows you to read and send email with a simple, modern interface.
+- [![Open-Source Software][OSS Icon]](https://git.claws-mail.org/) [Claws](https://www.claws-mail.org/) - Claws is an email client and news reader, featuring sophisticated interface, easy configuration, intuitive operation, abundant features and plugins, robustness and stability.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/evolution/) [Evolution](https://wiki.gnome.org/Apps/Evolution/) - Evolution is a personal information management application that provides integrated mail, calendaring and address book functionality.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/geary/) [Geary](https://wiki.gnome.org/Apps/Geary) - Geary is an email application built for GNOME 3. It allows you to read and send email with a simple, modern interface.
 - ![Nonfree][Money Icon] [Hiri](https://www.hiri.com/) - Hiri is a business focused desktop e-mail client for sending and receiving e-mails, managing calendars, contacts, and tasks.
 - [![Open-Source Software][OSS Icon]](https://cgit.kde.org/kmail.git/) [KMail](https://www.kde.org/applications/internet/kmail/) - KMail is the email component of Kontact, the integrated personal information manager from KDE.
 - [![Open-Source Software][OSS Icon]](https://github.com/pulb/mailnag) [Mailnag](https://launchpad.net/~pulb/+archive/ubuntu/mailnag) - Mailnag is a daemon program that checks POP3 and IMAP servers for new mail.
 - [Mailspring](https://getmailspring.com/) - A beautiful, fast and maintained fork of Nylas Mail ([dead](https://github.com/nylas/nylas-mail)) by one of the original authors.
-- [![Open-Source Software][OSS Icon]](http://sylpheed.sraoss.jp/en/download.html#stable) [Sylpheed](http://sylpheed.sraoss.jp/en/) - Lightweight and user-friendly e-mail client.
-- [![Open-Source Software][OSS Icon]](https://releases.mozilla.org/pub/thunderbird/) [Thunderbird](https://www.mozilla.org/en-US/thunderbird/) - Thunderbird is a free email application that’s easy to set up and customize and it’s loaded with great features.
+- [![Open-Source Software][OSS Icon]](http://sylpheed.sraoss.jp/en/download.html#stable) [Sylpheed](https://sylpheed.sraoss.jp/en/) - Lightweight and user-friendly e-mail client.
+- [![Open-Source Software][OSS Icon]](https://releases.mozilla.org/pub/thunderbird/) [Thunderbird](https://www.thunderbird.net/en-US/) - Thunderbird is a free email application that’s easy to set up and customize and it’s loaded with great features.
 - [![Open-Source Software][OSS Icon]](https://cgit.kde.org/trojita.git/) [Trojita](http://trojita.flaska.net/download.html) - A super fast desktop email client for Linux.
 - [![Open-Source Software][OSS Icon]](https://github.com/danchoi/vmail) [Vmail](http://danielchoi.com/software/vmail.html) - Vim-like Gmail client.
 - [![Open-Source Software][OSS Icon]](https://github.com/Thomas101/wmail) [Wmail](https://github.com/Thomas101/wmail) - Gmail & Google Inbox unofficial desktop client for linux.
 
 
 ### File Manager
-- [![Open-Source Software][OSS Icon]](https://github.com/pornel/7z) [7Zip](http://www.7-zip.org/download.html) - A very capable program that can unzip nearly any file archiving format.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/sevenzip/) [7Zip](https://www.7-zip.org/download.html) - A very capable program that can unzip nearly any file archiving format.
 - [![Open-Source Software][OSS Icon]](https://github.com/mate-desktop/caja) [Caja](https://mate-desktop.org/) - Is the default file manager for the MATE desktop environment, it is very fast and simple to use.
 - [![Open-Source Software][OSS Icon]](https://github.com/KDE/dolphin) [Dolphin](https://userbase.kde.org/Dolphin) - Dolphin is the default file manager of the KDE desktop environment featuring usability as well as functionality.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/doublecmd/) [Double Commander](http://doublecmd.sourceforge.net/) - Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/doublecmd/) [Double Commander](https://doublecmd.sourceforge.io/) - Double Commander is a cross platform open source file manager with two panels side by side. It is inspired by Total Commander and features some new ideas.
 - [![Open-Source Software][OSS Icon]](https://krusader.org/get-involved/index.html) [Krusader](https://krusader.org) - Krusader is an advanced twin panel (commander style) file manager for KDE and other desktops in the \*nix world, similar to Midnight or Total Commander.
-- [![Open-Source Software][OSS Icon]](https://github.com/MidnightCommander) [Midnight Commander](https://www.midnight-commander.org/) - A feature rich full-screen file manager that allows you to copy, move and delete files and whole directory trees.
-- [![Open-Source Software][OSS Icon]](https://github.com/GNOME/nautilus) [Nautilus](https://wiki.gnome.org/Apps/Nautilus) - Nautilus (Files) is a file manager designed to fit the Gnome desktop design and behaviour, giving the user a simple way to navigate and manage its files.
-- [![Open-Source Software][OSS Icon]](https://github.com/linuxmint/nemo) [Nemo](http://askubuntu.com/questions/294421/how-do-i-install-nemo-file-manager) - Nemo is the file manager for the Cinnamon desktop environment.
+- [![Open-Source Software][OSS Icon]](https://github.com/MidnightCommander/mc) [Midnight Commander](https://www.midnight-commander.org/) - A feature rich full-screen file manager that allows you to copy, move and delete files and whole directory trees.
+- [![Open-Source Software][OSS Icon]](https://github.com/GNOME/nautilus) [Nautilus](https://wiki.gnome.org/Apps/Files) - Nautilus (Files) is a file manager designed to fit the Gnome desktop design and behaviour, giving the user a simple way to navigate and manage its files.
+- [![Open-Source Software][OSS Icon]](https://github.com/linuxmint/nemo) [Nemo](https://github.com/linuxmint/nemo) - Nemo is the file manager for the Cinnamon desktop environment.
 - [![Open-Source Software][OSS Icon]](https://github.com/jarun/nnn) [nnn](https://github.com/jarun/nnn) - A very lightweight and fast terminal file browser with excellent desktop integration.
-- [![Open-Source Software][OSS Icon]](https://teejee2008.github.io/polo) [Polo](https://github.com/teejee2008/polo) - Polo is a modern, light-weight file manager for Linux with support for multiple panes and tabs; support for archives, and much more.
+- [![Open-Source Software][OSS Icon]](https://github.com/teejee2008/polo) [Polo](https://teejee2008.github.io/polo) - Polo is a modern, light-weight file manager for Linux with support for multiple panes and tabs; support for archives, and much more.
 - [![Open-Source Software][OSS Icon]](https://github.com/shundhammer/qdirstat) [QDirStat](https://github.com/shundhammer/qdirstat#ubuntu) - Qt-based directory statistics - KDirStat without any KDE, from the original KDirStat author.
-- [![Open-Source Software][OSS Icon]](https://github.com/ranger/ranger) [Ranger](http://ranger.nongnu.org/) - Ranger is a console file manager with VI key bindings.
+- [![Open-Source Software][OSS Icon]](https://github.com/ranger/ranger) [Ranger](https://ranger.github.io/) - Ranger is a console file manager with VI key bindings.
 - [![Open-Source Software][OSS Icon]](https://github.com/IgnorantGuru/spacefm) [SpaceFM](https://ignorantguru.github.io/spacefm/) - Multi-panel tabbed file and desktop manager with built-in VFS, udev- or HAL-based device manager, customisable menu system and bash-GTK integration.
-- [![Open-Source Software][OSS Icon]](https://github.com/luisgg/thunar) [Thunar](https://apps.ubuntu.com/cat/applications/precise/thunar/) - Thunar is the file manager designed to be the default file manager of Xfce 4.6 It has been designed to be fast and easy to use.
 - [![Open-Source Software][OSS Icon]](https://github.com/vifm/vifm) [Vifm](https://vifm.info/) - Vifm is an ncurses based file manager with VI like keybindings, which also borrows some useful ideas from mutt.
 
 ### Games
 
 #### RTS
-- [![Open-Source Software][OSS Icon]](http://releases.wildfiregames.com/) [0 AD](https://play0ad.com/) - Age of Empires like RTS game of ancient warfare.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/p/nethack/NetHack/ci/NetHack-3.6.0/tree/) [Nethack](https://www.nethack.org/) - Open-source rogue-like with ASCII graphics.
-- [![Open-Source Software][OSS Icon]](https://github.com/triplea-game/triplea/) [TripleA](http://www.triplea-game.org/) - Open source grand strategy game with "Axis and Allies" game rules.
-- [![Open-Source Software][OSS Icon]](https://github.com/Warzone2100/warzone2100) [Warzone 2100](https://www.wz2100.net/) - Open-source real-time strategy game that takes place after a nuclear war.
+- [![Open-Source Software][OSS Icon]](https://releases.wildfiregames.com/) [0 AD](https://play0ad.com/) - Age of Empires like RTS game of ancient warfare.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/nethack/) [Nethack](https://www.nethack.org/) - Open-source rogue-like with ASCII graphics.
+- [![Open-Source Software][OSS Icon]](https://github.com/triplea-game/triplea/) [TripleA](https://triplea-game.org) - Open source grand strategy game with "Axis and Allies" game rules.
+- [![Open-Source Software][OSS Icon]](https://github.com/Warzone2100/warzone2100) [Warzone 2100](https://wz2100.net/) - Open-source real-time strategy game that takes place after a nuclear war.
 - [![Open-Source Software][OSS Icon]](https://bazaar.launchpad.net/~widelands-dev/widelands/trunk/changes) [Widelands](https://wl.widelands.org/) - Widelands is a open source RTS game with singleplayer campaigns and a multiplayer mode inspired by Settlers II.
 
 #### Turn Based Strategy
 - [![Open-Source Software][OSS Icon]](https://github.com/wesnoth/wesnoth) [Battle for Wesnoth](https://wesnoth.org/) - The Battle for Wesnoth is an open source, turn-based strategy game with a high fantasy theme. It features both singleplayer and online/hotseat multiplayer combat.
 - [![Open-Source Software][OSS Icon]](https://github.com/freeciv/freeciv) [FreeCiv](http://www.freeciv.org/) - Freeciv is a Free and Open Source empire-building strategy game inspired by the history of human civilization.
-- ![Open-Source Software][OSS Icon] [HedgeWars](https://www.hedgewars.org/) - 2D game where teams compete in the style of the popular Worms games.
-- ![Open-Source Software][OSS Icon] [Tanks of Freedom](https://w84death.itch.io/tanks-of-freedom) - Pixel-art military strategy implemented in Godot game engine.
+- [HedgeWars](https://www.hedgewars.org/) - 2D game where teams compete in the style of the popular Worms games.
+- [Tanks of Freedom](https://w84death.itch.io/tanks-of-freedom) - Pixel-art military strategy implemented in Godot game engine.
 
 #### City Building Simulation
 - [Dwarf Fortress](http://www.bay12games.com/dwarves/) - A famously complex simulation of a High Fantasy Dwarf Fortress, fight goblins, and slay massive legendary beasts. Strike the earth!
@@ -474,78 +473,78 @@
 - [![Open-Source Software][OSS Icon]](https://github.com/unknown-horizons/unknown-horizons) [Unknown Horizons](http://unknown-horizons.org/) - A 2D realtime strategy simulation with an emphasis on economy and city building. Multiplayer currently broken.
 
 #### FPS
-- [![Open-Source Software][OSS Icon]](https://gitlab.com/groups/xonotic) [ChaosEsqueAnthology Disc 1](https://sourceforge.net/projects/chaosesqueanthology/) [ChaosEsqueAnthology Disc 2](https://sourceforge.net/projects/chaosesqueanthologyvolume2/) - A modification of Xonotic which included extended weapons, maps, vehicles, buildable buildings, mounted weapons, spell casting, monsters, player characters, textures, and game mode (such as colorwar (think liquidwar))
-- ![Open-Source Software][OSS Icon] [Freedoom](https://freedoom.github.io/) - Free version of the original Doom games, with newly created free-licensed assets.
-- ![Open-Source Software][OSS Icon] [OpenArena](https://sourceforge.net/projects/oarena/) - Free and open-source clone of Quake III Arena, based on the realeased source code, with newly created assets.
+- [![Open-Source Software][OSS Icon]](https://gitlab.com/xonotic) [ChaosEsqueAnthology Disc 1](https://sourceforge.net/projects/chaosesqueanthology/) [ChaosEsqueAnthology Disc 2](https://sourceforge.net/projects/chaosesqueanthologyvolume2/) - A modification of Xonotic which included extended weapons, maps, vehicles, buildable buildings, mounted weapons, spell casting, monsters, player characters, textures, and game mode (such as colorwar (think liquidwar)).
+- [![Open-Source Software][OSS Icon]](https://github.com/freedoom/freedoom) [Freedoom](https://freedoom.github.io/) - Free version of the original Doom games, with newly created free-licensed assets.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/oarena/) [OpenArena](https://sourceforge.net/projects/oarena/) - Free and open-source clone of Quake III Arena, based on the realeased source code, with newly created assets.
 - [![Open-Source Software][OSS Icon]](https://github.com/red-eclipse/base) [Red Eclipse](https://redeclipse.net/) - Red Eclipse is a fun-filled new take on the first person arena shooter, which lends itself toward a balanced gameplay, with a general theme of agility in a variety of environments.
-- ![Open-Source Software][OSS Icon] [Urban Terror](http://www.urbanterror.info) - A "Hollywood" tactical shooter - realism based, but the motto is "fun over realism".
-- [![Open-Source Software][OSS Icon]](https://gitlab.com/groups/xonotic) [Xonotic](http://www.xonotic.org/) - Arena shooter inspired by Unreal Tournament and Quake.
-- [![Open-Source Software][OSS Icon]](https://bitbucket.org/Torr_Samaho/zandronum) [Zandronum](http://zandronum.com/) - Leading the way in newschool multiplayer Doom online.
+- [Urban Terror](https://www.urbanterror.info) - A "Hollywood" tactical shooter - realism based, but the motto is "fun over realism".
+- [![Open-Source Software][OSS Icon]](https://gitlab.com/xonotic) [Xonotic](https://www.xonotic.org/) - Arena shooter inspired by Unreal Tournament and Quake.
+- [![Open-Source Software][OSS Icon]](https://bitbucket.org/Torr_Samaho/zandronum) [Zandronum](https://zandronum.com/) - Leading the way in newschool multiplayer Doom online.
 - [![Open-Source Software][OSS Icon]](https://github.com/coelckers/gzdoom) [Zdoom](https://zdoom.org/index) - ZDoom is a source port for the modern era, supporting current hardware and operating systems and sporting a vast array of user options.
 
 #### RPG
-- ![Open-Source Software][OSS Icon] [FLARE](http://flarerpg.org/) - Singleplayer Diablo clone with beautiful original graphics.
-- ![Open-Source Software][OSS Icon] [FreedroidRPG](http://www.freedroid.org/) - Sci-fi 2D top-down RPG inspired by Diablo games.
-- ![Open-Source Software][OSS Icon] [Ryzom](https://ryzom.com/) - Free and open-source 3D MMORPG with unique features and deep lore. The official servers allow free accounts as well as paid subscriptions with extra features.
-- ![Open-Source Software][OSS Icon] [Tales of Maj'Eyal](https://te4.org/) - Tales of Maj’Eyal (ToME) is a free, open source roguelike RPG, featuring tactical turn-based combat and advanced character building.
-- ![Open-Source Software][OSS Icon] [Zelda Classic](http://www.zeldaclassic.com/) - A tribute to Nintendo's The Legend of Zelda with additional quests, items and challenges.
+- [![Open-Source Software][OSS Icon]](https://github.com/flareteam/flare-engine) [FLARE](http://flarerpg.org/) - Singleplayer Diablo clone with beautiful original graphics.
+- [![Open-Source Software][OSS Icon]](https://gitlab.com/freedroid/freedroid-src) [FreedroidRPG](http://www.freedroid.org/) - Sci-fi 2D top-down RPG inspired by Diablo games.
+- [Ryzom](https://ryzom.com/) - Free and open-source 3D MMORPG with unique features and deep lore. The official servers allow free accounts as well as paid subscriptions with extra features.
+- [![Open-Source Software][OSS Icon]]((https://te4.org/)) [Tales of Maj'Eyal](https://te4.org/) - Tales of Maj’Eyal (ToME) is a free, open source roguelike RPG, featuring tactical turn-based combat and advanced character building.
+- [![Open-Source Software][OSS Icon]](https://github.com/ArmageddonGames/ZeldaClassic) [Zelda Classic](https://www.zeldaclassic.com/) - A tribute to Nintendo's The Legend of Zelda with additional quests, items and challenges.
 - ![Open-Source Software][OSS Icon] [Zelda: Mystery of Solarus DX](http://www.solarus-games.org) - A direct sequel to The Legend of Zelda: A Link to the Past on the SNES, using the same graphics and game mechanisms.
 
 #### Command Line
-- [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [2048](https://itsfoss.com/best-command-line-games-linux/) - Play the famous 2048 in commandline.
+- [![Open-Source Software][OSS Icon]](https://github.com/mydzor/bash2048) [2048](https://github.com/mydzor/bash2048) - Play the famous 2048 in commandline.
 - [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [Backgammon](https://itsfoss.com/best-command-line-games-linux/) - Play Backgammon in commandline.
 - [![Open-Source Software][OSS Icon]](https://github.com/fph/bastet) [Bastet](https://github.com/fph/bastet) - Play Tetris in commandline.
 - [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [Greed](https://itsfoss.com/best-command-line-games-linux/) - Tron game in the linux command line.
 - [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [Ninvaders](https://itsfoss.com/best-command-line-games-linux/) - Play Space Invaders on the command line.
-- [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [nSnake](https://itsfoss.com/best-command-line-games-linux/) - Play the classic Nokia snake game on the command line.
+- [![Open-Source Software][OSS Icon]](https://github.com/alexdantas/nsnake) [nSnake](https://github.com/alexdantas/nsnake) - Play the classic Nokia snake game on the command line.
 - [![Open-Source Software][OSS Icon]](https://github.com/alexdantas/pacman4console.debian) [Pacman4console](https://launchpad.net/ubuntu/+source/pacman4console) - Play Pacman game in console.
-- [![Open-Source Software][OSS Icon]](https://itsfoss.com/best-command-line-games-linux/) [Tron](https://itsfoss.com/best-command-line-games-linux/) - Play the best action game, Tron in the command line.
+- [![Open-Source Software][OSS Icon]](https://itsfoss.com/play-tron-game-linux-terminal/) [Tron](https://itsfoss.com/play-tron-game-linux-terminal/) - Play the best action game, Tron in the command line.
 
 #### Miscellaneous
 - [![Open-Source Software][OSS Icon]](https://github.com/viewizard/astromenace) [AstroMenace](https://viewizard.com/) - Hardcore 3D space scroll-shooter with spaceship upgrade possibilities.
-- ![Open-Source Software][OSS Icon] [Cockatrice](https://cockatrice.github.io/) - Cockatrice is an open-source multiplatform supported program for playing tabletop card games over a network.
-- ![Open-Source Software][OSS Icon] [C-Dogs SDL](https://cxong.github.io/cdogs-sdl/) - Classic overhead run-and-gun game in beautiful pixel-art.
-- ![Open-Source Software][OSS Icon] [FlightGear](http://home.flightgear.org/) - Professional quality 3D flight simulator.
-- [![Open-Source Software][OSS Icon]](https://download.savannah.gnu.org/releases/galois/source/) [Galois](http://www.nongnu.org/galois/) - Galois is a Falling Blocks type game that isn't limited to the standard tetrominoes that most games in it's genre are limited to.
-- [![Open-Source Software][OSS Icon]](https://wiki.gnome.org/action/show/Apps/gbrainy?action=show&redirect=gbrainy#Source_code) [GBrainy](https://wiki.gnome.org/action/show/Apps/gbrainy?action=show&redirect=gbrainy) - Gbrainy is a brain teaser game with logic puzzles and memory trainers.
+- [![Open-Source Software][OSS Icon]](https://github.com/Cockatrice/Cockatrice) [Cockatrice](https://cockatrice.github.io/) - Cockatrice is an open-source multiplatform supported program for playing tabletop card games over a network.
+- [![Open-Source Software][OSS Icon]](https://github.com/cxong/cdogs-sdl) [C-Dogs SDL](https://cxong.github.io/cdogs-sdl/) - Classic overhead run-and-gun game in beautiful pixel-art.
+- [![Open-Source Software][OSS Icon]](http://wiki.flightgear.org/Portal:Developer) [FlightGear](https://home.flightgear.org/) - Professional quality 3D flight simulator.
+- [![Open-Source Software][OSS Icon]](https://download.savannah.gnu.org/releases/galois/source/) [Galois](https://www.nongnu.org/galois/) - Galois is a Falling Blocks type game that isn't limited to the standard tetrominoes that most games in it's genre are limited to.
+- [![Open-Source Software][OSS Icon]](https://gitlab.gnome.org/GNOME/gbrainy/) [GBrainy](https://wiki.gnome.org/action/show/Apps/gbrainy) - Gbrainy is a brain teaser game with logic puzzles and memory trainers.
 - ![Nonfree][Money icon] [Minecraft](https://minecraft.net) - Minecraft is a game about placing blocks and going on adventures. Explore randomly generated worlds and build amazing things from the simplest of homes to the grandest of castles.
 - [![Open-Source Software][OSS Icon]](https://github.com/minetest/minetest/) [Minetest](https://minetest.net) - Open-source Minecraft written in C++ (uses less resources) and includes modding API.
-- ![Open-Source Software][OSS Icon] [Mudlet](mudlet.org) - A cross-platform, open source, and super fast MUD (text-only MMORPGs) client with scripting in Lua.
-- ![Open-Source Software][OSS Icon] [Neverball](https://neverball.org/) - Addictive ball-rolling game with many levels, avatars and an ability to record replays.
-- [OhMyGiraffe](https://ohmygiraffe.com) - A delightful game of survival. A game about a giraffe eating fruit while being chased by lions.
-- ![Open-Source Software][OSS Icon] [Pingus](https://pingus.seul.org/) - 2D puzzle game that clones the popular Lemmings. Your goal is to guide a group of penguins safely across the game map.
-- [![Open-Source Software][OSS Icon]](https://github.com/alpcoskun/snake) [Snake Game](https://alpcoskun.com/snake/) - Cross-platform Classic Snake Game based on Node.js.
-- ![Open-Source Software][OSS Icon] [SuperTux](http://www.supertux.org/) - Clone of the popular sidescrolling Super Mario games.
+- [![Open-Source Software][OSS Icon]](https://github.com/Mudlet/Mudlet) [Mudlet](https://www.mudlet.org/) - A cross-platform, open source, and super fast MUD (text-only MMORPGs) client with scripting in Lua.
+- [![Open-Source Software][OSS Icon]](https://github.com/Neverball/neverball) [Neverball](https://neverball.org/) - Addictive ball-rolling game with many levels, avatars and an ability to record replays.
+- [OhMyGiraffe](http://ohmygiraffe.com) - A delightful game of survival. A game about a giraffe eating fruit while being chased by lions.
+- [![Open-Source Software][OSS Icon]](https://gitlab.com/pingus/pingus) [Pingus](https://pingus.seul.org/) - 2D puzzle game that clones the popular Lemmings. Your goal is to guide a group of penguins safely across the game map.
+- [![Open-Source Software][OSS Icon]](https://github.com/alpcoskun/snake) [Snake Game](https://alpcoskun.github.io/snake/) - Cross-platform Classic Snake Game based on Node.js.
+- [![Open-Source Software][OSS Icon]](https://github.com/SuperTux/supertux/) [SuperTux](http://www.supertux.org/) - Clone of the popular sidescrolling Super Mario games.
 - [![Open-Source Software][OSS Icon]](https://github.com/supertuxkart/stk-code) [SuperTuxKart](https://supertuxkart.net) - SuperTuxKart is a 3D open-source arcade racer with a variety characters, tracks, and modes to play.
-- ![Open-Source Software][OSS Icon] [XMoto](https://xmoto.tuxfamily.org/) - 2D motocross physics-based game requiring a lot of skill to master, with a built-in replay-recording and sharing system.
+- [![Open-Source Software][OSS Icon]](https://xmoto.tuxfamily.org/index.php) [XMoto](https://xmoto.tuxfamily.org/) - 2D motocross physics-based game requiring a lot of skill to master, with a built-in replay-recording and sharing system.
 
 #### Engine Re-creations (require the actual game)
-- ![Open-Source Software][OSS Icon] [NXEngine](http://nxengine.sourceforge.net/) - A source port of Cave Story that runs natively on Linux, source needs to be built.
-- [![Open-Source Software][OSS Icon]](https://github.com/SFTtech/openage) [openage](http://openage.sft.mx/) - Free (as in freedom) open source clone of the Age of Empires II engine, source needs to be built.
-- [![Open-Source Software][OSS Icon]](https://github.com/OpenMW/openmw) [OpenMW](http://openmw.org) - A recreation of the Morrowind engine, expanding upon the original. It can be used to play legitimate copies of original game.
-- [![Open-Source Software][OSS Icon]](https://github.com/OpenRA/OpenRA) [OpenRA](http://www.openra.net/) - Classic strategy games, rebuilt for the modern era. Open source.
-- [![Open-Source Software][OSS Icon]](https://github.com/OpenRCT2/OpenRCT2) [OpenRCT2](https://openrct2.website/) - A recreation of the Rollercoaster Tycoon 2 engine. Requires the original games assests.
+- [![Open-Source Software][OSS Icon]](http://nxengine.sourceforge.net/) [NXEngine](http://nxengine.sourceforge.net/) - A source port of Cave Story that runs natively on Linux, source needs to be built.
+- [![Open-Source Software][OSS Icon]](https://github.com/SFTtech/openage) [openage](https://openage.sft.mx/) - Free (as in freedom) open source clone of the Age of Empires II engine, source needs to be built.
+- [![Open-Source Software][OSS Icon]](https://github.com/OpenMW/openmw) [OpenMW](https://openmw.org) - A recreation of the Morrowind engine, expanding upon the original. It can be used to play legitimate copies of original game.
+- [![Open-Source Software][OSS Icon]](https://github.com/OpenRA/OpenRA) [OpenRA](https://www.openra.net/) - Classic strategy games, rebuilt for the modern era. Open source.
+- [![Open-Source Software][OSS Icon]](https://github.com/OpenRCT2/OpenRCT2) [OpenRCT2](https://openrct2.io/) - A recreation of the Rollercoaster Tycoon 2 engine. Requires the original games assests.
 
 #### Gaming Applications
 - [![Open-Source Software][OSS Icon]](https://github.com/itchio/itch) [itch](https://itch.io/) - The itch.io app. All of your downloads are kept in a single place and are automatically updated. Plenty of free games.
 - [![Open-Source Software][OSS Icon]](https://github.com/lutris/lutris) [Lutris](https://lutris.net/) - Lutris is an open gaming platform for Linux. It helps you install and manage your games in a unified interface.
-- [![Open-Source Software][OSS Icon]](http://repository.playonlinux.com/) [PlayOnLinux](https://www.playonlinux.com) - A front-end for Wine.
-- [![Open-Source Software][OSS Icon]](https://github.com/libretro/RetroArch) [RetroArch](http://www.retroarch.com/) - A front-end for a lot of game emulators.
-- [Steam](steampowered.com) - Gaming store, which opens the gates to many games.
+- [![Open-Source Software][OSS Icon]](https://repository.playonlinux.com/) [PlayOnLinux](https://www.playonlinux.com) - A front-end for Wine.
+- [![Open-Source Software][OSS Icon]](https://github.com/libretro/RetroArch) [RetroArch](https://www.retroarch.com/) - A front-end for a lot of game emulators.
+- [Steam](https://store.steampowered.com/) - Gaming store, which opens the gates to many games.
 - [![Open-Source Software][OSS Icon]](https://dl.winehq.org/wine/source/) [Wine](https://www.winehq.org/) - Wine ("Wine Is Not an Emulator") is a compatibility layer capable of running Windows applications on Linux, quality depends from game to game.
 
 #### Machine Emulators
 - [![Open-Source Software][OSS Icon]](https://github.com/dolphin-emu/dolphin) [Dolphin Emulator](https://dolphin-emu.org/) - Dolphin is a GameCube / Wii emulator, allowing you to play games for these two platforms on PC with improvements.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/p/fuse-emulator/fuse/ci/master/tree/) [Fuse](http://fuse-emulator.sourceforge.net/) - Fuse (the Free Unix Spectrum Emulator) is a ZX Spectrum emulator for Unix.
-- [![Open-Source Software][OSS Icon]](https://github.com/GNOME/gnome-video-arcade) [GNOME Video Arcade](https://wiki.gnome.org/action/show/Apps/GnomeVideoArcade?action=show&redirect=GnomeVideoArcade) - GNOME Video Arcade is a simple Mame frontend for any freedesktop.org compliant desktop environment.
-- [![Open-Source Software][OSS Icon]](https://gitlab.com/higan/higan) [Higan](https://byuu.org/emulation/higan/) - Higan is a multi-system emulator that supports emulating a huge number of different systems including: NES, SNES, GameBoy, GameBoy Color, Gameboy Advance, NEC PC Engine, Sega Master System, and more. Here is a guide to install it on Linux [Higan Installation](https://higan.readthedocs.io/en/stable/install/linux/)
-- [![Open-Source Software][OSS Icon]](https://github.com/mamedev/mame) [MAME](http://mamedev.org/) - MAME is an Arcade Cabinet emulator that strives for accuracy, and can play a huge number of different arcade games.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/p/fuse-emulator/) [Fuse](http://fuse-emulator.sourceforge.net/) - Fuse (the Free Unix Spectrum Emulator) is a ZX Spectrum emulator for Unix.
+- [![Open-Source Software][OSS Icon]](https://github.com/GNOME/gnome-video-arcade) [GNOME Video Arcade](https://wiki.gnome.org/action/show/Apps/GnomeVideoArcade) - GNOME Video Arcade is a simple Mame frontend for any freedesktop.org compliant desktop environment.
+- [![Open-Source Software][OSS Icon]](https://gitlab.com/higan/higan) [Higan](https://byuu.org/emulation/higan/) - Higan is a multi-system emulator that supports emulating a huge number of different systems including: NES, SNES, GameBoy, GameBoy Color, Gameboy Advance, NEC PC Engine, Sega Master System, and more. Here is a guide to install it on Linux [Higan Installation](https://higan.readthedocs.io/en/stable/install/linux/).
+- [![Open-Source Software][OSS Icon]](https://github.com/mamedev/mame) [MAME](https://mamedev.org/) - MAME is an Arcade Cabinet emulator that strives for accuracy, and can play a huge number of different arcade games.
 - [![Open-Source Software][OSS Icon]](https://github.com/0ldsk00l/nestopia) [nestopia](http://0ldsk00l.ca/nestopia/) - nestopia is a Nintendo Entertainment System/Famicon emulator.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/qmc2/files/qmc2/) [qmc2](https://qmc2.batcom-it.net/) - QMC2 is the successor to QMamecat, it is a gui for MAME and a ROM manager.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/qmc2/) [qmc2](https://qmc2.batcom-it.net/) - QMC2 is the successor to QMamecat, it is a gui for MAME and a ROM manager.
 - [![Open-Source Software][OSS Icon]](https://github.com/snes9xgit/snes9x) [Snes9x](http://www.snes9x.com/) - Is a multiplatform Super Nintendo Entertainment System emulator that has gone through many incarnations, but is still being actively developed.
 - [![Open-Source Software][OSS Icon]](https://github.com/stella-emu/stella) [Stella](https://stella-emu.github.io/) - is an Atari 2600 Emulator that is multiplatform.
-- [![Open-Source Software][OSS Icon]](https://github.com/visualboyadvance-m/visualboyadvance-m) [Visual Boy Advance-M](http://vba-m.com/) - A Gameboy and Gameboy Advance Emulator that is still undergoing active development and can even emulate a system link between two gameboys.
-- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsnes/files/zsnes/ZSNES%20v1.51/) [ZSNES](http://www.zsnes.com/) - A capable and commonly used Super Nintendo Entertainment System/Super Famicom emulator, many consider it the gold standard in SNES/Super Famicom emulation.
+- [![Open-Source Software][OSS Icon]](https://github.com/visualboyadvance-m/visualboyadvance-m) [Visual Boy Advance-M](https://vba-m.com/) - A Gameboy and Gameboy Advance Emulator that is still undergoing active development and can even emulate a system link between two gameboys.
+- [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsnes/) [ZSNES](https://www.zsnes.com/) - A capable and commonly used Super Nintendo Entertainment System/Super Famicom emulator, many consider it the gold standard in SNES/Super Famicom emulation.
 
 ### Graphics