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KiTTY vs OpenSSH for Windows (mls-software): catalog facts
KiTTY	OpenSSH for Windows (mls-software)
Free Free and open source under the MIT licence, like PuTTY.	Free Free to download.
Windows	Windows, Command line
Session filter and launcher, which PuTTY still does not have Automatic login and command scripts per session	Tracks current OpenSSH releases Builds still available for Windows 2000, XP and 2003
Windows only Last release was September 2023, and it is based on PuTTY 0.76	Maintained by a single small site Website is plain and sparse on documentation
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 1, 2026

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