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SWAG (Secure Web Application Gateway) vs OpenResty: catalog facts
SWAG (Secure Web Application Gateway)	OpenResty
Free Free and open source under the GPL-3.0 licence.	Free Free and open source; the company sells separate commercial products.
Self-hosted	Windows, Self-hosted
Automatic Let's Encrypt and ZeroSSL certificate renewal fail2ban included for blocking repeated attacks	Scripts Nginx request handling in Lua Bundles many Lua libraries and Nginx modules
Requires Docker Proxy configuration is edited as nginx config files rather than through a GUI	Requires familiarity with Nginx configuration and Lua Homepage also promotes paid commercial products
Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License: GPL-3.0	License: BSD-2-Clause
Not stated if an account is needed	No account needed
Not stated if it 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 2, 2026

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