Inventum
Learn more about your favorite movies and TV showsGPL-3.0-or-later
Hibi 「日々」
An app to help you learn Japanese by keeping a journalApache-2.0
Mobile Pauker ++
Learn intuitively with flash cards and synchronize your lesson with DropboxGPL-3.0-only
Kakugo
Learn Japanese with KakugoGPL-3.0-or-later
Tux Math
AGPL-3.0-only
Linwood Dev-Doctor
A free, opensource, serverless learning platform. A linwood project.GPL-3.0-only
RUTMath
A math learning app for children.GPL-3.0-only
Der Die Das
Android app for learning German nouns genders.MIT
Morse
Translate text to Morse code or vice versa in real timeApache-2.0
Snikket
GPL-3.0-only
Baby Books
Make your own picture books using images and words from WikipediaGPL-3.0-or-later
Diconfinement
French dictionary.GPL-3.0-only
Seshat
A minimalist logger/tracker/journalMIT
OONI Probe
Open Observatory of Network Interference (OONI)BSD-2-Clause
Geoperion
Geological games built using webGPL-3.0-or-later
nanoConverter
Money conversionWTFPL
The Kana Quiz
Learning Japanese? Test and train your knowledge in Hiragana or KatakanaApache-2.0
WordBook: Your Personal Dictionary
A personal dictionary app for linguists...GPL-3.0-only
Termux
Terminal emulator with packagesGPL-3.0-only
Japanese Name Converter
English names in JapaneseWTFPL