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tym vs kitty: catalog facts
tym	kitty
Free Free and open source.	Free Free and open source under the GPL.
Linux	macOS, Linux
Lightweight design Fully scriptable configuration in Lua	Inline image display through its own graphics protocol Kittens add diffing, hints, remote control and SSH integration
Linux only Configuration requires writing Lua	No Windows build Configuration is a text file with no graphical settings
Downloadable app	Downloadable app
Open source	Open source
License not stated	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 2, 2026	Official website Full listing and sources Checked September 22, 2026

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