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Tabby vs SecureCRT: catalog facts
Tabby	SecureCRT
Free Free and open source under the MIT licence.	Paid Commercial licence required after a free evaluation.
Windows, macOS, Linux	Windows, macOS, Linux
Local shells, SSH, Telnet and serial connections in one program Encrypted container for SSH secrets and configuration	Runs on Windows, macOS and Linux Regular-expression keyword highlighting
Electron, so start-up and memory use are well above a native terminal The plugin ecosystem is small	Paid licence after the evaluation period Closed source
Downloadable app	Downloadable app
Open source	Closed 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 September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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