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ProFTPD vs Wing FTP Server: catalog facts
ProFTPD	Wing FTP Server
Free Free and open source.	Freemium Free edition for non-commercial use after the trial; commercial use requires a paid…
Linux, Self-hosted	Windows, macOS, Linux, Self-hosted
Modular design lets you add only the features you need Supports FTP, FTPS and SFTP	FTP, FTPS, SFTP and HTTP in one server Web-based administration and monitoring
Built from source and configured by hand, which takes server experience Server only, with no graphical management interface	Free edition limited to non-commercial use Closed source
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Closed source
License: GPL-2.0	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it 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.