All-in-one secure chat app for teams, friends and organisations. Keeps conversations in your control, safe from data-mining and ads. End-to-end encryption.

Jabber/XMPP client for Android 4.0+ smartphones that has been optimized to provide a unique mobile experience.

Another XMPP client.

Chat over encrypted e-mail.

Extreme focus on privacy and anonymity. Blockchain technology.

The first chat platform that is 100% private by design - it has no access to your connection graph

The messenger that puts security and privacy first. Pay once, chat forever. No collection of user data. Open Source client.

Extreme focus on privacy, combined with all of the features you expect. Strong encryption by design. 100% Open Source.

Signal-compatible fork client with some security enhancements.

Status is a secure messaging app, crypto wallet, and Web3 browser built with state of the art technology.

Tox is easy-to-use software that connects you with friends and family without anyone else listening in.

Peer-to-peer encrypted messaging and forums.

Not released yet. The privacy-first messaging app that works with or without internet access, cellular data or trust in the network.

Not fully open source. No E2E encryption by default on chats.

Nextcloud app to track location history with an Android app (other apps also supported). Supports caching positions offline and sending them to the server in batches. The first-party app has good battery saving options.

Location tracking for displaying the current location only (limited location history functionality).

Location tracking software made for dedicated GPS logging devices.

Find your Android Device via SMS.

Secure Email. Based in Switzerland. Read this article over Climate activist arrest: https://protonmail.com/blog/climate-activist-arrest/

Secure email for everybody. Open Source.

Online communication tools for people and groups working on liberatory social change.

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

Fully featured, open source, privacy friendly email app for Android.

Open Source Email App for Android.

A free customizable open source email client.

OpenStreetMap is built by a community of mappers that contribute and maintain data about roads, trails, cafés, railway stations, and much more, all over the world.

Android/iOS Navigation app using OSM. It is a feature-rich app with all you expect.

An OpenStreetMap-based private Google Maps alternative.

Great offline maps for hikers and cyclists.

Dim is a self-hosted media manager. With minimal setup, Dim will organize and beautify your media collections, letting you access and play them anytime from anywhere.

Stremio is a modern media center that's a one-stop solution for your video entertainment.

A social platform to enjoy and share music (SoundCloud alternative).

Your complete, personal music streamer.

A web based audio/video streaming application and file manager.

a personal music streaming server that works.