Termux - a terminal emulator application for Android OS extendible by variety of packages.

A libre lightweight streaming front-end for Android.

A free, secure and open source app for Android to manage your 2-step verification tokens.

OsmAnd

Text editor - Notes & ToDo (for Android) - Markdown, todo.txt, plaintext, math, ..

A fork of NewPipe that implements SponsorBlock and ReturnYouTubeDislike.

A lightweight keyboard for Android

A J2ME emulator for Android.

Syncthing-Fork - A Syncthing Wrapper for Android.

A free J2ME emulator with libretro, awt and sdl2 frontends.

"QuickDic" offline Dictionary App for Android. Provided downloadable dictionaries are based on Wiktionaries but can also be created from other sources (see DictionaryPC). Remember to use --recursiv…

ImgurViewer is a little image viewer to open image links from external applications in the fastest way possible.

Simple APK extractor app for Android, supports split APKs and saving them as single APK