jtx Board journals|notes|tasks
Keep track of journals, notes & tasks - iCalendar compliant and syncable with yoGPL-3.0-only
Calendula: Calendar
A Material 3 Expressive calendar for Android with no network access.MIT
Agendula: Tasks
A Material 3 Expressive task app with CalDAV sync.MIT
Infomaniak kSync
Automatically sync your contacts and calendarsGPL-3.0-only