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iTerm2 vs Kaku: catalog facts
iTerm2	Kaku
Free Free and open source under the GPL.	Free Free to download; source code is published on GitHub.
macOS	macOS
Instant replay and shell integration make past output easy to recover Native tmux control mode turns tmux windows into real tabs	Works out of the box with no configuration required Tuned for AI coding workflows in the terminal
macOS only So many settings that first-time configuration is daunting	macOS only Younger project with less shared documentation
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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