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C-KermitWindTerm
Free

Free and open source.

 Free

The author states WindTerm is completely free for commercial and non-commercial use…

Command line Windows, macOS, Linux
  • Handles serial lines as well as network connections
  • Built-in scripting language for automated sessions
  • SSH v2, SFTP, telnet, raw TCP, serial and tmux in one native client
  • Free for commercial use with no seat or session limits
  • The current 10.0 release is still in beta
  • Command-line interface with a steep learning curve
  • Only part of the source is published, so it is not fully open source
  • The last release was in March 2025 and the repository has been quiet since
Downloadable app Downloadable app
Open source Closed source
License not stated License: Apache-2.0
No account needed No account needed
Works offline Works offline

Checked September 24, 2026

Checked September 21, 2026

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