"Resources for Coding in Python" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Check an A2A agent before you delegate, or an MCP server's measured conduct. Free, no key.
GodPrompt MCP + Agent Skill for coding agents with TDD, debugging, verification, and task routing.
Lint a SKILL.md for frontmatter, structure, secrets and size. All 6 tools free.
Run EPUBCheck for EPUB specification errors and compare two exports.
Independent owner-side QA for structured-cabling certification evidence. Reconciles expected cable IDs against contractor CSV exports and identifies missing, unexpected, retest, and test-limit issues for human review.
Audit public webpages and supplied markup for HTML, CSS, SEO, JSON-LD, and link issues.
Parse WebVTT, SRT, or TTML for conformance, timing, overlaps, line length, and reading speed.
Zero-config agent-readiness auditor and Flight Simulator tools for AI coding agents
Webhook, email, WebSocket and tunnel testing for AI agents: capture, wait, verify, replay.
Uxia brings AI user testing, usability testing and UX research into ChatGPT. It helps product managers, UX designers, researchers and developers evaluate websites, interactive prototypes and digital product experiences using AI-simulated users. Explore potential usability problems, investigate friction in user journeys and use findings to guide product and design improvements.
A webhook inbox for agents: one call returns a live URL. Mock, verify, inspect and replay.
Kilotest leverages 12 rule engines to test web pages for front-end quality (accessibility, usability, and standards conformity) and report results with specifiable granularity.
Deterministic release-compatibility preflight for OPC UA NodeSet2 XML.
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.
Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).
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
UI Verify is visual regression testing built for coding agents. Connect the MCP server and your agent (Claude Code, Cursor, Codex) pulls a pull request's UI changes into the conversation, views each visual diff, reads the AI judge's verdict of regression vs intended change, and accepts the intended baselines - all over MCP.
Drive real Android & iOS devices and web browsers from natural language for mobile + web QA. 290+ 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.
Ensemble testing of web pages for accessibility, usability, and standards conformity
Rule engine with built-in simulation. 55 MCP tools for complete business rule lifecycle management.
