"Information about n8n workflow automation tool" matching MCP connectors:

Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev

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.

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/

Drive real Android & iOS devices and web browsers from natural language for mobile + web QA. 145+ tools across device control, app management, automation sessions, browser automation, and flow recording / replay. Bearer-auth — get a token at robotactions.com → Profile → API Tokens.

Evidence-governed screening of material decisions about physical assets and operational systems.

Direct access to Cypress tests results and accessibility reports in your AI workflow.

MEOK MCP Test MCP — golden-file + schema-drift + tool-failure tests for any MCP server. Drop-in

Scan an MCP server for EU AI Act Art. 50, tool quality, OAuth hygiene & security before shipping.

Scan your MCP server for EU AI Act Art. 50 compliance, tool quality, OAuth hygiene, and security issues before you ship. Developer $19/mo, Team $49/mo. A technical preflight check, not legal advice.

AI-callable tools for API mocking, testing, monitoring, security, and automation.

Score MCP tool definitions 0-100. Checks names, schemas, annotations, and uniqueness.

Audits any MCP server for command injection, path traversal, missing auth, hardcoded secrets, SQL injection, SSRF and tool poisoning. Returns grade A-F with CVE references. Malicious servers flagged network-wide after audit. Now with shared learning brain.

Security scanner for MCP servers. Detect vulnerabilities, prompt injection, and tool poisoning.

Compare two JSON files deeply without worrying about key or array order. Detect missing, extra, an…