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Tabby vs GTKTerm: catalog facts
Tabby	GTKTerm
Free Free and open source under the MIT licence.	Free Free and open source.
Windows, macOS, Linux	Linux
Local shells, SSH, Telnet and serial connections in one program Encrypted container for SSH secrets and configuration	Simple graphical interface Lightweight GTK application
Electron, so start-up and memory use are well above a native terminal The plugin ecosystem is small	Linux only Serial connections only
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 2, 2026

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