The 1st Firewall for AI Agents
HOL Guard is the firewall for AI agents. It sits between agents and your systems, blocking high-risk actions before they happen like deleting production data to exposing secrets. Built by HOL, it’s free, open source, and already has 400K+ downloads.
| Type | Agent |
| Section | AI Coding Agents |
| Systems | Web |
| Site language | en |
| GitHub | hashgraph-online/hol-guard |
| Launched | 2026-07-22 |