Best Android Free Open-Source Open Source Software

Private, end-to-end encrypted messaging.

Cross-platform, customizable ML solutions for live and streaming media

Stateless password manager

Cross-platform password manager compatible with Keepass 2.x

Secure password management on Android

Free, offline Android habit tracker for building long-term routines

Secure, Simple and Scalable Video Conferences

Multi-platform 2D and 3D game engine

A libre lightweight streaming front-end for Android

Open-source Spotify client for every platform

Open‑source, multi‑format ebook reader for Android, Mac and Linux

Calendar components for React Native

A free, open source note-taking and to-do application