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   * [Codeac.io](https://www.codeac.io/infrastructure-as-code.html?ref=free-for-dev) - Automated Infrastructure as Code review tool for DevOps integrates with GitHub, Bitbucket and GitLab (even self-hosted). In addition to standard languages, it analyzes also Ansible, Terraform, CloudFormation, Kubernetes, and more. (open-source free)
   * [codeclimate.com](https://codeclimate.com/) — Automated code review, free for Open Source and unlimited organisation-owned private repos (up to 4 collaborators). Also free for students and institutions.
   * [codecov.io](https://codecov.io/) — Code coverage tool (SaaS), free for Open Source and 1 free private repo
+  * [CodeFactor](https://www.codefactor.io) — Automated Code Review for Git. Free version includes unlimited users, unlimited public repositories and 1 private repo.
   * [codescene.io](https://codescene.io/) - CodeScene prioritizes technical debt based on how the developers work with the code and visualizes organizational factors like team coupling and system mastery. Free for Open Source.
   * [coveralls.io](https://coveralls.io/) — Display test coverage reports, free for Open Source
   * [dareboost](https://dareboost.com) - 5 free analysis report for web performance, accessibility, security each month