Coding agents can run powerful tools without policy checks before execution. HOL Guard checks shell, secrets, MCP, and package installs first, locally.
HOL Guard is a local-first runtime firewall: coding agents still work, but shell, secrets, MCP, and package installs are checked first. Apache-2.0. pipx install hol-guard && hol-guard init. Scan is not a safety guarantee. Maker: HOL.
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HOL Guard