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Terminalizer vs asciinema: catalog facts
Terminalizer	asciinema
Free Free and open source under the MIT licence.	Free Free and open source, supported by donations.
Windows, macOS, Linux, Command line	Web, Command line
Exports animated GIFs from terminal recordings Recordings are editable files before rendering	Sharp, small recordings instead of blurry video Text in recordings can be copied from the player
Requires Node.js and pulls in Electron for rendering Infrequent updates, last changes in 2024	Records only terminal output, not graphical applications Recordings need the asciinema player rather than a standard video player
Downloadable app	Downloadable app, Hosted service
Open source	Open source
License: MIT	License not stated
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 23, 2026

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