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Errands vs Getting Things GNOME!: catalog facts
Errands	Getting Things GNOME!
Free Free and open source under the MIT license.	Free Free and open source under the GPL-3.0.
Linux	Linux
Sync with Nextcloud and other CalDAV servers Sub-tasks and multiple task lists	Native GNOME desktop application Open source under the GPL-3.0
Linux only Deliberately simple, with few project-management features	Linux only Little current documentation in one place since the GNOME wiki was retired
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.