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OpenSSH for Windows (mls-software) vs Dropbear: catalog facts
OpenSSH for Windows (mls-software)	Dropbear
Free Free to download.	Free Free and open source under an MIT-style license.
Windows, Command line	macOS, Linux, Command line
Tracks current OpenSSH releases Builds still available for Windows 2000, XP and 2003	Very small memory and disk footprint Compatible with OpenSSH authorized_keys
Maintained by a single small site Website is plain and sparse on documentation	Distributed mainly as source code to compile yourself Fewer features than OpenSSH
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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