CalEF (Calendar Entry Formatter)

Create and send Appointment-Confirmation-Message from Android-Calendar-Entry.GPL-3.0-or-later

lWS

lightweight Web Server (lWS)GPL-3.0-only

Notally | Minimalist Notes

A simple and elegant open source notes appGPL-3.0-only

Kontalk Messenger

A new way of communicating: community-driven instant messaging network.GPL-3.0-only

ProtonVPN - Secure and Free VPN

Free Swiss VPN with advanced security and privacy features.GPL-3.0-only

NotallyX - Quick Notes/Tasks

A simple and minimalistic open source notes appGPL-3.0-only

Keyoxide

Verify decentralized cryptographic identities on the goAGPL-3.0-or-later

Titan Companion

Fighting Fantasy companion (stat sheets, dice rolls, combat engine, save/load)LGPL-3.0-only

OpenKeychain: Easy PGP

Encrypt your Files and Communications. Compatible with the OpenPGP Standard.GPL-3.0-or-later

NetGuard

A simple way to block access to the internet per applicationGPL-3.0-only

ToGoZip ('==> Zip')

ToGoZip: Add to Zip for android-s share/send menu.GPL-3.0-only

GPSLogger

A lightweight GPS logger, battery efficient, GPX/KML, add notes, share, upload.GPL-2.0-only

strongSwan VPN Client

An easy to use IKEv2/IPsec-based VPN client.GPL-2.0-or-later

Grazer Linuxtage

Browse the "Grazer Linuxtage" scheduleApache-2.0

Lexica

Find as many words as possible on a grid of random letters within a time limitGPL-3.0-only

Save Locally

Using an app that doesn't allow Saving but allows Sharing? No problem! AGPL-3.0-or-later

Nextcloud Talk

Have private video calls and chat using your own server.GPL-3.0-only

Automation

Automate stuff on your device by creating rules.GPL-3.0-or-later

Unciv

Open source 4X civilization-building gameMPL-2.0

Easy Watermark

Securely, easily add a watermark to your sensitive photos.MIT