Home for the Semgrep Claude Code Plugin.
Install
npx skills add semgrep/guardiangh skill install semgrep/guardiangit clone --depth 1 https://github.com/semgrep/guardianSkills in this collection
- Add And Validate Guardian Developer Semgrep RuleSemgrepwrite a custom semgrep rule with the user, add it to guardian in either user or repo scope, and prove it fires by writing a file that should trip it. use when someone wants guardian to catch something it currently misses, asks to write or add a semgrep rule, or wants a project convention enforced on the code claude writes.
- Install MfwSemgrepInstall the mfw (Semgrep Malware Firewall) CLI via the curl|sh installer and walk the user through setup — trust store, PATH shims, shell integration, and the background daemon — asking questions at real decision points.
- Remove Guardian Developer Semgrep RuleSemgrepRemove a custom Semgrep rule from Guardian — list what is installed, work out which file holds the rule, and delete or edit it out of the user or repo rules directory. Use when someone wants Guardian to stop flagging something, asks to remove, delete or disable a custom rule, or wants to clear room under the rule limit.