A libre lightweight streaming front-end for Android.

MARY TTS -- an open-source, multilingual text-to-speech synthesis system written in pure java

A J2ME emulator for Android.

Powerful and extensible proxy server with anti-censorship functionality for Android

Official FBReaderJ project repository

Sky Map (formerly Google Sky Map, open sourced in 2012)

Powerful and extensible proxy server with anti-censorship functionality

Offline speech recognition for Android with Vosk library.

Full sources of FBReader 2.6.15 for Android 2

Test-to-speech plugin for FBReader (Android)