---
title: "Utilities"
icon: material/wrench
description: These purpose-built tools require minimal permissions and some of them can even be used offline.
cover: email-clients.webp
---
These purpose-built **utilities**, through either end-to-end encryption, on-device processing, or minimal permissions, do not send your data to unauthorized parties as you use them on a frequent basis.

## AI Chat

<div class="grid cards" markdown>

- ![Kobold logo](../assets/img/ai-chat/kobold.png){ .twemoji loading=lazy } [Kobold.cpp](ai-chat.md#koboldcpp)
- ![Llamafile logo](../assets/img/ai-chat/llamafile.svg){ .twemoji loading=lazy } [Llamafile](ai-chat.md#llamafile)
- ![Ollama logo](../assets/img/ai-chat/ollama.png){ .twemoji loading=lazy } [Ollama (CLI)](ai-chat.md#ollama-cli)

</div>

[Learn more :material-arrow-right-drop-circle:](ai-chat.md)

## Data and Metadata Redaction

<div class="grid cards" markdown>

- ![MAT2 logo](../assets/img/data-redaction/mat2.svg){ .twemoji loading=lazy } [MAT2](data-redaction.md#mat2)
- ![ExifEraser logo](../assets/img/data-redaction/exiferaser.svg){ .twemoji loading=lazy } [ExifEraser (Android)](data-redaction.md#exiferaser-android)
- ![ExifTool logo](../assets/img/data-redaction/exiftool.png){ .twemoji loading=lazy } [ExifTool (CLI)](data-redaction.md#exiftool-cli)

</div>

[Learn more :material-arrow-right-drop-circle:](data-redaction.md)

## Health and Wellness Apps

<div class="grid cards" markdown>

- ![drip. logo](../assets/img/health-and-wellness/drip.png){ .twemoji loading=lazy } [drip.](health-and-wellness.md#drip)
- ![Euki logo](../assets/img/health-and-wellness/euki.svg){ .twemoji loading=lazy } [Euki](health-and-wellness.md#euki)
- ![Apple Health logo](../assets/img/health-and-wellness/apple-health.svg#only-light){ .twemoji loading=lazy } ![Apple Health logo](../assets/img/health-and-wellness/apple-health-dark.svg#only-dark){ .twemoji loading=lazy }[Apple Health](health-and-wellness.md#apple-health)
- ![Gadgetbridge logo](../assets/img/health-and-wellness/gadgetbridge.svg#only-light){ .twemoji loading=lazy }![Gadgetbridge logo](../assets/img/health-and-wellness/gadgetbridge-dark.svg#only-dark){ .twemoji loading=lazy } [Gadgetbridge](health-and-wellness.md#gadgetbridge)
- ![Apple Health logo](../assets/img/health-and-wellness/apple-health.svg#only-light){ .twemoji loading=lazy } ![Apple Health logo](../assets/img/health-and-wellness/apple-health-dark.svg#only-dark){ .twemoji loading=lazy }[Apple Health Records](health-and-wellness.md#apple-health-records)
- ![CommonHealth logo](../assets/img/health-and-wellness/commonhealth.png){ .twemoji loading=lazy } [CommonHealth](health-and-wellness.md#commonhealth)

</div>

[Learn more :material-arrow-right-drop-circle:](health-and-wellness.md)

## Maps and Navigation Apps

<div class="grid cards" markdown>

- ![Organic Maps logo](../assets/img/maps/organic-maps.svg){ .twemoji loading=lazy } [Organic Maps](maps.md#organic-maps)
- ![OsmAnd logo](../assets/img/maps/osmand.svg){ .twemoji loading=lazy } [OsmAnd](maps.md#osmand)

</div>

[Learn more :material-arrow-right-drop-circle:](maps.md)

## Pastebins

<div class="grid cards" markdown>

- ![PrivateBin logo](../assets/img/pastebins/privatebin.svg){ .twemoji loading=lazy } [PrivateBin](pastebins.md#privatebin)
- ![Paaster logo](../assets/img/pastebins/paaster.svg){ .twemoji loading=lazy } [Paaster](pastebins.md#paaster)

</div>

[Learn more :material-arrow-right-drop-circle:](pastebins.md)