F-Droid Search: import

Offline bubble shooter: 600 certified levels, daily challenge, Endless and ZenMIT

Companion app for the Moonstone tabletop miniatures gameApache-2.0

Offline PDF reader with OCR and academic annotations.GPL-3.0-or-later

Fast & Secure VNC client for AndroidGPL-3.0-or-later

Simple, secure and fast password manager compatible with KeePassGPL-3.0-only

System-wide JamesDSP implementation for non-rooted devicesGPL-3.0-or-later

Compact RSS reader with offline storage and background updates.Apache-2.0

Balance life's Main and Side Quests in a private, offline game-themed to-do appGPL-3.0-or-later

Slow Mail is an Android email client for reading and composing emailsMIT

Local-first RSS and Atom reader with optional cross-device syncAGPL-3.0-or-later

Open-source drug use tracker with interaction checker and multilingual support.GPL-3.0-only

Solve math problems fully offline with an on-device AI reasoning modelAGPL-3.0-only

Private, offline, zero-permission notes application.GPL-3.0-or-later

Private offline flight logbook for aviation enthusiastsMIT

A Beautiful Two-factor Authentication app.GPL-3.0-or-later

Assistant for Deep Rock Galactic - game about dwarves in space. Rock and Stone!Apache-2.0

Private, offline AAC communication using open OBF and OBZ boardsGPL-3.0-only

Search curated websites, blogs, and RSS feeds completely offline and privately.GPL-3.0-only

Open-source, non-commercial and leaves your data on your phone.GPL-3.0-only

Note taking open-source app simple to use and with killer features!GPL-3.0-only