"Official GitHub Website or Account" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Author and validate Calaf workspace seeds against the app's real importer. No account needed.
Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.
Scan GitHub-hosted AI skills for vulnerabilities: prompt injection, malware, OWASP LLM Top 10.
Lint your robots.txt and see which AI crawlers it really blocks. Free, no key, nothing to install.
Lint any MCP endpoint you name: handshake, tool schemas, error conformance. Free, no key.
Risk-scan a diff, flag AI-generated-code tells, find secrets. 5 of 7 tools need no account.
Point Claude Code, Qwen Code, Cursor, or any MCP client at https://docs.jmeter.ai/api/mcp and your agent answers JMeter questions grounded in this documentation, with a source link for every answer. Free, no API key, no signup.
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.
Scan any website or MCP server for agent readiness: 0-100 score, a fix per failing check. Free.
Continuous website testing by Validoria — monitor security, SEO, performance, and accessibility.
Runs your code against a contract; returns HELD or BROKE at the exact input. Deterministic.
Check if your MCP server is ready to publish on the MCP Registry, Smithery, or npm.
End-to-end API testing — generate and run tests from OpenAPI, curl, Postman, or real user traffic.
Estimated game fps for any GPU or Apple Silicon chip, with the limiter and tweaks.
Official MCP server for Qase — manage test cases, runs, suites, defects via AI tools.
MCP server for e-mail testing: create disposable inboxes, wait for delivery, and extract e-mail content or links - all from your AI agent or test automation workflow. Get a free API key on https://app.zyntra.app/
Deterministic axe-core accessibility scans (WCAG 2.1 AA, EN 301 549, PDF/UA) via your account.
Check if ChatGPT, Claude and Perplexity can reach, read and quote a website.
Validates cron expressions and finds DST bugs that make jobs silently skip or double-fire.
Audits MCP tool definitions for patterns that make models call tools wrong or mis-fill args.
