"LINE" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Lint a SKILL.md for frontmatter, structure, secrets and size. All 6 tools free.
Parse WebVTT, SRT, or TTML for conformance, timing, overlaps, line length, and reading speed.
Validate JSON, YAML, XML and CSV with exact line/column errors and silent-corruption warnings.
Six checks: llms.txt, llms-full.txt, .md twins, Accept: text/markdown, sitemap.md, alt link. Free.
Crawl a site for broken links, 404s, dead images, redirect chains and slow pages, with sources
Check public MCP reachability, protocol handshake, auth and tool schemas before connecting.
A fully free linter for agent skill files: lint_skill validates YAML frontmatter, structure, size budgets, and safety phrasing with a pass/fail verdict; packaging_check validates zip layout against marketplace rules; plus regex_test, json_validate, diff_texts, and cron_explain for skill authors. No license or account required.