Compare software

TTDL vs sleek: catalog facts
TTDL	sleek
Free Free and open source under the MIT licence.	Free Free and open source.
Windows, Command line	Windows, macOS, Linux
Uses the plain text todo.txt format, readable in any editor Works entirely in the terminal	Tasks kept in plain todo.txt files you own Runs on Linux, Windows and macOS
Command-line only, with no graphical interface No built-in sync; syncing the file is up to you	Limited to what the todo.txt format can express
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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