Kepler-App
App only in German! - App for the JKG Chemnitz with all important infoGPL-3.0-only
Birday - Birthday Manager
A simple yet useful birthday manager. Birday is free and ad-free! 🥳MIT
FOSDEM Companion
Schedule browser for the FOSDEM conferenceApache-2.0
TKWeek
A date and calendaring tool for AndroidMIT
Tuta Mail
Encrypted email & calendar service - easy to use, secure by design.GPL-3.0-or-later
Grazer Linuxtage
Browse the "Grazer Linuxtage" scheduleApache-2.0
Emacs
The extensible self-documenting text editorGPL-3.0-or-later
PassAndroid
View Passbook filesGPL-3.0-only
Protocol Berg Schedule
Program app for the Protocol Berg conferenceApache-2.0
LibreOffice 2024 Schedule
Program app for the LibreOffice ConferenceApache-2.0
Infomaniak kSync
Automatically sync your contacts and calendarsGPL-3.0-only
Launch - Minimalist Launcher
A clean, efficient, and minimalist Android launcher.MIT
FOSDEM 2026 Schedule
Conference program app for the FOSDEM conferenceApache-2.0
FairEmail
Fully featured email client. Neat, intuitive user interface. Privacy friendlyGPL-3.0-only
Camp 2023
Schedule app for the Chaos Communication Camp 2023Apache-2.0
Cfait
Powerful, fast and elegant TODO / task manager. (CalDAV and local)GPL-3.0-only
HOPE_16
Program app for the HOPE conferenceApache-2.0
JEV 2022 Schedule
Conference program app for the JahresEndVeranstaltungen (JEV)Apache-2.0
DAVx⁵
CalDAV/CardDAV Synchronisation and ClientGPL-3.0-only
FOSS4G Europe 2025
Program app for the FOSS4G conferenceApache-2.0