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UUSEC WAF vs Anubis: catalog facts
UUSEC WAF	Anubis
Free Offered free of charge by UUSEC Technology.	Free Free and open source under the MIT licence, funded by sponsors.
Linux, Self-hosted	Self-hosted
Combines rule-based and machine learning detection Doubles as an nginx-based reverse proxy and cache	Blocks AI crawlers without relying on Cloudflare Lightweight enough for small self-hosted sites
Documentation and project material lean heavily on marketing claims Parts of the community and documentation are Chinese-first	Visitors need modern JavaScript enabled Can block legitimate bots unless allowlisted
Self-hosted	Self-hosted
Open source	Open source
License: BSD-2-Clause	License: MIT
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.