Categories › AI & Agents › Multi-agent, orchestration & workflows
Search verified Claude Code plugins and skills; fetch portable SKILL.md sources. Read-only.
Remote server: your requests and data go to sigistry.com. Claude Code: claude mcp add --transport http sigistry-plugin-skill-catalog https://sigistry.com/mcp · Claude app: Settings → Connectors → Add custom connector.
The tools this server listed when we connected to it, in its own words.
search_plugins — Search the Sigistry marketplace of Claude Code plugins by keyword and/or category. Returns matches with their install command and verificatiget_plugin — Get the full details of a single Sigistry plugin by its id, including install commands, component counts, and its security-audit result (perlist_categories — List the distinct plugin categories in the Sigistry marketplace with a count of plugins in each, plus the total plugin count.search_skills — Search the Sigistry catalog of verified skills (SKILL.md instruction sets for AI agents) by keyword, optionally filtered to one parent plugiget_skill — Get one Sigistry skill by name, including the full raw SKILL.md source. The source is portable: it can be applied directly in any SKILL.md-alist_scorecards — List the public MCP servers Sigistry has independently graded against its scorecard rubric (transport, stateless core, lifecycle, authorizatget_scorecard — Get the full scorecard for one graded MCP server by its id: the overall grade, per-axis pass/partial/fail with cited evidence, hardening notverify_plugin — Get the recipe to run the Sigistry verification methodology (the eight static checks that gate the Verified badge: manifest integrity, hook check_mcp_app — Get the Sigistry MCP App safety criteria to audit an MCP App (MCP Apps / SEP-1865: a tool that returns an interactive ui:// HTML resource thNot tested by KitScout yet. When our harness runs it, pros, cons and the tasks we tried appear here, with the date and evidence.