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Rebex Tiny SFTP Server vs ProFTPD: catalog facts
Rebex Tiny SFTP Server	ProFTPD
Free Free for all purposes, including commercial use.	Free Free and open source.
Windows	Linux, Self-hosted
Portable, no installation Running within a minute	Modular design lets you add only the features you need Supports FTP, FTPS and SFTP
Single user and single folder Password stored in clear text	Built from source and configured by hand, which takes server experience Server only, with no graphical management interface
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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