DAVx⁵

Cliente y Sincronización de CalDAV/CardDAVGPL-3.0-only

Infomaniak kSync

Automatically sync your contacts and calendarsGPL-3.0-only

Cfait

Gestor de tareas / TODO potente, rápido y elegante. (CalDAV y local)GPL-3.0-only

Tasks.org: Open-source To-Do Lists & Reminders

Private, ad-free task lists! Optional sync with Google Tasks, CalDAV or EteSync!GPL-3.0-only

KashCal

All your calendars in one app. iCloud, CalDAV, device, ICS. Private.Apache-2.0

jtx Board journals|notes|tasks

Keep track of journals, notes & tasks - iCalendar compliant and syncable with yoGPL-3.0-only

Linwood Flow Nightly

Feature rich event, group and time management systemAGPL-3.0-only

OpenTasks

Lleva un registro de tu lista de objetivosApache-2.0