AnyMemo
Learn with FlashcardsGPL-2.0-only
Lalumo
Kids learn music with animal friends, melodies, and puzzles - playful and colorfGPL-3.0-or-later
Tux Math
AGPL-3.0-only
Morse
Translate text to Morse code or vice versa in real timeApache-2.0
Healthy Battery Charging
Prolong the life of your battery by keeping it charged between 40% and 80%MIT
Marlin
Identify marine species on the spot and keep a personal sightings life listMIT
Der Die Das
Android app for learning German nouns genders.MIT
RUTMath
A math learning app for children.GPL-3.0-only
FloFla Cards
FloFla Cards – Passive learning with your phone! 🎓📱GPL-3.0-or-later
Skylight Wallet
A Monero light-walletMIT
Baby Books
Make your own picture books using images and words from WikipediaGPL-3.0-or-later
Scale Practice
Scales and ArpeggiosGPL-3.0-only
Snikket
Personal messaging app for groups, with a self-hostable open-source serverGPL-3.0-only
500 - Multiplayer card game
Play 500, the Australian trick-taking card game — bots or friends online.GPL-3.0-or-later
Diconfinement
French dictionary.GPL-3.0-only
Geoperion
Geological games built using webGPL-3.0-or-later
La et Le
Train French noun genders using spaced repetitionGPL-3.0-or-later
Termux
Terminal emulator with packagesGPL-3.0-only
The Kana Quiz
Learning Japanese? Test and train your knowledge in Hiragana or KatakanaApache-2.0
Meshtastic
The official app for Meshtastic, an open-source, off-grid, mesh radio.GPL-3.0-only