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Entropy's Defiance vs Tasks.org: catalog facts
Entropy's Defiance	Tasks.org
Free Free and open source under the MIT licence.	Free Free and open source under the GPLv3, supported by donations.
Android, Command line	Android
Tasks grouped by five time horizons from today to lifetime Plain JSON storage that syncs with Syncthing	Many sync backends, including CalDAV and EteSync Works fully offline
Replaces the whole home screen, which not everyone wants Little documentation beyond the repository	Desktop version is still in alpha Mainly an Android app
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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