Developer Tools MCP Servers

Repair broken JSON from LLM output and validate it against a JSON Schema.

Pima County GIS — Pima County, Arizona open geospatial data (ArcGIS).

Paid claim verification with cited web evidence, source provenance, snapshots, and hashes.

Command a nation in SECOND STRIKE, a real-time war game. Join a war, give orders, climb the ladder.

Monitor web pages for changes: create monitors, list detected changes and read diffs.

Let AI assistants manage an Appset website: pages, blog posts, products, services and bookings.

Connect Claude to Dutch accounting software: e-Boekhouden invoices, contacts and ledgers.

Make your own apps and tools: build, edit and publish web apps from a conversation.

Ticketmaster Discovery v2 MCP.

Search stories and discover OSINT sources in Taranis AI.

Fax PDFs/photos to Japan from Claude/ChatGPT. OAuth: pay per fax from ¥400 or credits. AIから日本へFAX

md-log MCP: save/update/fetch markdown by path (stdio + remote HTTP, PAT auth).

Test whether AI agents complete SaaS pricing, signup or sales journeys; get evidence-backed reports.

japan-corporate-number — Japan's National Tax Agency (国税庁) corporate

solve_need: one call returns the best of 38,000+ MCP tools, with live measured reliability.

Base on-chain address labels (eth-labels 104k category tags), tx explainer, clusters, CCTP USDC.

MCP server for querying Foxhound traces from Claude Code, Cursor, and other MCP clients

Price, sample and request page-cited medical chronologies for law firms and LNCs. No sign-in or PHI.

Measured sandbox verdicts: 7-axis probe, signed pinned receipt. Cached $0.25, fresh $2.50.

Live, sourced changes feed: Apple, Google Play, Android, GitHub, Vercel, Cloudflare, Firebase, more.

Zicron account via OAuth: upload records, get page-cited chronologies, score SSDI and other claims.

Signed agent execution declarations. Free verification; issuance 0.002 USDC via x402 on Base.

Parse a User-Agent: browser, OS, device, plus bot, search crawler, AI crawler and AI agent flags.

90-day AI adoption framework for managers: overview, pricing, FAQ and an AI readiness assessment.

Hotels that book direct: search, live-availability links, and AI-agent readiness checks.

Audits any remote agent or MCP URL for JSON-RPC compliance, latency SLA, OpenAPI schema, and HTTP.

Image risk, EXIF/IPTC/XMP, reverse-image backlinks, content, watermark, OCR via PicDefense.io.

Recent drug and medical device recalls in South Korea (MFDS): product, company, reason, date

Zotero MCP server: local-first search, library checks, and preview-first writes for AI agents.

Turn notes, articles and ideas into LinkedIn carousels in your brand, then export or schedule them.

Keyless demo: one public advertiser's ads, top landing pages and estimated ad spend.

Schedule, publish, and analyze social media across 15+ platforms, plus inbox, ads, and analytics.

Live status, schedule, VODs, merch search and site info for tarenraider.live.

AI orchestration for computational chemistry and HPC workflows.

The official Upwork MCP server, letting AI agents connect to Upwork and act on your behalf.

Official country economic indicators and annual history, with units, dates, citations and gaps.

Find travel places (sights, museums, parks, beaches) and read place cards. Read-only, no auth.

Detect malicious or vulnerable npm packages: registry search, OSV.dev and GitHub advisory lookups

Weather forecasts along driving routes and highways.

Government and OpenHolidays calendars: regional scope, multilingual names, dated sources and gaps.

Schedule and analyze posts on 12 networks, incl. Bluesky, Mastodon and Telegram, from any AI agent

Financial intelligence for AI agents: market events, sentiment, technicals, news feed.

Agent skills for Claude, Codex and Cursor: find, install and load skills from one connector.

Viral short-form videos, hooks, app growth playbooks and App Store data for marketers.

Read-only HACCP records of a restaurant: deliveries, temperatures, cleaning, traceability.

Deep social media search for LLMs: Facebook, Reddit, LinkedIn, Instagram & more.

Agent utility belt: memory, locks, webhook inboxes, timers, DNS, email, URL, timezone, cron

Read-only Hyperliquid funding screens via x402 v2/Solana; not positions or returns.