Delta Chat
Decentralized private messenger with chat-shared tools and games.GPL-3.0-or-later
K-9 Mail
Full-featured email clientApache-2.0
NymVPN – Anonymous No-Log VPN
Private, secure Swiss dVPN. WireGuard, mixnet, decentralized proxy, no email.GPL-3.0-only
is a secure and open source e-mail clientApache-2.0
Oversec
Privacy for All Apps! Encrypt and Disguise Messages in All Your Apps!GPL-3.0-or-later
Ltt.rs
Simple and maintainable Android e-mail clientApache-2.0
Invoice Ninja
Invoice your clients, accept payments, track expenses & time billable-tasksAAL
Coloring Book
Coloring book - pictures from examples and photosGPL-3.0-or-later
DoliDroid
Front-end application to use any Dolibarr ERP CRM instancesGPL-3.0-only
Turtl
Request missing icons in your icon packGPL-3.0-only
CrossWords
A Scrabble-like gameGPL-2.0-only
MemeBoard
A goofy ahh meme soundboard app for Android.MIT
Thunderbird Beta for Testers
Thunderbird is a 100% Open Source, privacy-focused email app.Apache-2.0
Stingle Photos
Stingle Photos is a secure, end-to-end encrypted gallery and sync appGPL-3.0-only
Lumo
A private AI assistant by ProtonGPL-3.0-only
Silinote
Single line notesGPL-3.0-or-later
Quasseldroid
Chat comfortably. Everywhere.
REQUIRES A QUASSEL COREGPL-3.0-only
Session F-Droid
Encrypted private messengerGPL-3.0-only
Appstract Icon Pack
Abstract icon pack with 590 hand-designed iconsApache-2.0
Motion-UI
A web interface to manage your own NVR with motion.GPL-3.0-only