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Timewarrior vs Hamster: catalog facts
Timewarrior	Hamster
Free Free and open source software.	Free Free and open source under the GPL-3.0 licence.
Command line	Linux
Time tracking without leaving the terminal Free and open source	Local time tracking with no account Packaged in Debian, Ubuntu and openSUSE
Command line only, no graphical interface Takes some learning of its command syntax	Linux and GNOME only Fedora packages are outdated
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 2, 2026

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