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C-Kermit vs Serial: catalog facts
C-Kermit	Serial
Free Free and open source.	Paid Costs $39.99 with a free trial and upgrade pricing for earlier owners.
Command line	macOS
Handles serial lines as well as network connections Built-in scripting language for automated sessions	Built-in support for most serial adapters without installing drivers Hex view and hex send panel for binary device protocols
The current 10.0 release is still in beta Command-line interface with a steep learning curve	macOS only Paid licence after the trial
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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