Development MCP Servers

Remote MCP server that answers whether an API or cloud service is down right now: probes 280+ monitored services at call time, lists what is currently down or degraded, and returns recorded uptime history and vendor-published incidents. Read-only, no auth. Endpoint: https://apistatuscheck.com/api/mcp

Remote MCP server that scans a public web page with axe-core and reports WCAG 2.1/2.2 AA issues: score, grade and failing rules, plus plain-language fix guidance per rule. Read-only, no auth. Streamable HTTP endpoint: https://ratedwithai.com/api/mcp

One remote MCP server for 31 agent tools: security checks, web reading, token safety and read-only market data. Free tiers on 26 tools.

Remote MCP server for finding MCP servers and checking whether they respond: search the MyMCPTools catalog, get install details, and read live handshake-probe status, probe history, outage incidents and tool-schema drift. Read-only, no auth. Endpoint: https://mymcptools.com/api/mcp

Receipts-first data for agents: real crates.io downloads (release-day bots removed), dated LLM API prices and the cheapest model for a job, sourced answers, and 14 free dev tools (cron, semver, UUID, JWT, tokens, VRAM). Free, no key.

Read current and version-specific developer documentation with verifiable source links through five read-only MCP tools.

Send compile requests from your AI agent over MCP. Roun runs real builds (npm, go, cargo, gradle/APK) on isolated cloud runners, auto-fixes failures, and returns logs, artifacts and APKs. Free plan with 10k coins.

Recomputes SHA-256 hashes server-side and decodes the USDC Transfer log of a Base transaction, returning PASS/PARTIAL/FAIL verdicts plus a markdown report. Remote HTTP API (OpenAPI 3.1), 0.10 USDC per call via x402, free /health.

Stops prompt injection and data leaks in AI agents: guard_check scans what an agent reads and sends, returning allow/warn/block with a signed on-chain receipt. Also grades any MCP server for tool poisoning (mcp_server_check), plus tamper-evident audit logs. Hosted, free tier.

Self-hosted monitoring for Docker, Swarm and Kubernetes. Its built-in MCP server lets an AI agent read container logs, resources, endpoint and heartbeat history, certificates and alerts, and acknowledge alerts with the write scope.

Query live prices for 111 Chinese AI models (DeepSeek, Qwen, GLM, Kimi, MiniMax, Doubao) and find the cheapest model for a task. Read-only, no API key required for price lookups.

Check any Shopify store's PageSpeed and Core Web Vitals, find the apps and scripts slowing it down, compare Shopify plan fees, and get a headless estimate.

Drive Android, iOS, smart TV and browser sessions from your agent, then save what it did as a CSV or YAML test suite that runs in CI.

Find electronic parts with live Mouser, DigiKey and JLCPCB stock and prices, check whole BOMs (price breaks, MOQ, JLCPCB extended fees, replacements for out of stock lines) and prepare orders you approve. Remote server, API key from nexteverything.io/signup.

Uptime monitoring your AI agent can set up: HTTP, SSL, ping, TCP and DNS monitors from multiple regions, incidents, cron heartbeats, maintenance windows and status pages.

Verified free AI credits, free tiers and startup programs. Every result has a source link and last-verified date.

Check a repo's launch and agent readiness, find verified agents for a need. Read-only by default.

Manage POEditor localization projects from your AI assistant: add terms, update translations, run QA checks, auto-translate, and manage glossaries.

Live, sourced plans, prices and usage limits for AI coding tools (Claude Code, Codex, Cursor, Copilot, Gemini, Windsurf).

Check whether an LLM model id is deprecated, retiring, or retired, and what to migrate to. OpenAI, Anthropic, Azure, Bedrock, Google, Cohere. Read-only, no API key. Remote: https://llmintel.ai/v1/mcp · npm: @llmintel/mcp

an AI-agent-native debugging knowledage network. for agent debugging, verified error fixes,low token reuse,pre-solved issues. etc.

MCP tools for AI agents to inspect official GOV.UK guidance, verify exact quotations, check content fingerprints, and track recorded changes to HMRC and government pages. Automated free trials and optional £9 paid access.

Search, inspect and compare infrastructure tools for AI agents from a checked directory.

A free, native macOS HTTPS debugging proxy with a built-in API client and a local MCP server with 133 tools for AI agents. Linux beta.

Request API keys and passwords from a human through an end-to-end encrypted one-time link and pass them to exactly one command, without the value ever entering the agent's context.

Self-hosted documentation retrieval for AI assistants and apps: index websites and local folders, and get ranked passages with citation links.

Metadata, reviews, ratings, chart history and prices of any iOS app. 22 read-only tools, demo key available.

Zero-config runtime and browser error sensor for AI coding agents (Claude Code, Cursor, Codex). Intercepts dev server crashes and in-browser exceptions with source-mapped stack traces.

Search and read FrontMCP's documentation, pinned to the FrontMCP version a project uses.

Coordinate coding agents with work claims, Git worktrees, shared resources and verified integration.