Developer Tools MCP Servers

Competitor backlink gaps, page-by-page link plans, publisher matches and link monitoring.

Allocation & vesting design

Free BaZi, I Ching, tarot, Zi Wei and bilingual learning tools with transparent methods. No API key.

Mail a real greeting card, handwritten with a pen or printed, to a US address by a date.

Official ConnectMeGuru MCP server: search 190+ travel eSIM data plans and buy in-chat.

Repertoire & program archive for classical vocalists. Match works from posters, save, search.

Turn AI-designed colour palettes into Coolours links, with colour names, CSS and contrast checks

Norwegian law for AI: current statutes and central regulations from Lovdata, with source citations

Skill memory for coding agents: learn, recall, reinforce, decay. Local SQLite, no API key.

Access street-level crime reports, stop and search data, and outcomes across UK police forces

Hosted MCP for iReceipt.pro: author, validate and preview HTML templates rendered to PDF and images.

Make AI videos from chat: write, edit and render multi-scene branded videos with your Fabeo account.

MCP server for the full Pāli Canon — search, cite, compare translations. Offered as Dhamma Dāna.

Professional PDFs for AI: letters, agreements, agendas, checklists — signatures by link or QR

Review construction plan takeoffs and download reviewed estimates with Portravo account linking.

JSDoc, README, changelog generation for AI agents

Independent rooftop solar first estimate for Switzerland: yield, median cost, subsidy, with sources

Security scanning for websites, public repositories, and Open CLAW skills.

Create scientific illustrations, data charts and flowcharts with your SciFig account.

Open jobs and hiring signals for any company, from its public careers page or job board.

Vedic astrology for AI agents: kundli, daśā, guna milan, life, venture and gem readings, ephemeris.

Make AI apps answer your way, check with you before acting, and get approvals on your phone.

Travel booking reference: official sites, who services a booking, EU261/UK261 compensation checks

x402-paid agent tools: 18 over HTTP, 14 over stdio. USDC per call, no API key.

USDC-gated Base JSON-RPC: free 10 req/min, $0.50 per 10k. Failover, cache, /mcp, ledger.

SEFAZ CE: Cupom Fiscal Eletrônico (SAT), official-source lookup. Platform-hosted, pay per query with

Audio analysis and A&R scoring for music tracks: tags, lyrics, artist stats, demo triage.

Character-precise unified diff + patch application + patch parsing.

Converts between MusicXML and ABC notation, so LLMs can read and edit scores

Detect breaking changes in your TypeScript library's public API and recommend the SemVer bump.

OpenReview MCP — ML conference submissions and reviews (API v2)

Query and manage Apache Pinot through MCP with typed tools and preview-first safety.

Give Claude and Cursor 15 SEO and GEO tools with one URL

Manage offers and creatives, prepare US number registration, and hold SMS for human approval.

Create and refine nine private, editable meme directions from one brief in any AI agent.

Paid sales-call scoring and CRM next-step analysis for AI agents.

Local-first, read-only ECZ-ID verifier over MCP (stdio): checks, reports, explains, routes.

AI fashion design MCP: generate concepts, models, fabrics & looks live on your StyTrix canvas.

Google Maps places and leads: phone, website, address, rating, reviews, hours, emails.

Track download history for 70,000+ agent skills. Search and get daily snapshots.

Analyze Claude Code session cost & context attribution: output, cached re-reads, cache writes.

License check, outdated deps, security for AI agents

Visual accessibility inspector. WCAG contrast, touch targets, heading audits, screenshots.

Paid read-only reports for 1–5 EVM addresses across four networks; 0.02 supported stablecoin direct.

Governed MCP gateway: policy gate on every tool call, hash-chained DSSE receipt on every result.

Stablecoin risk scores, wallet risk profiles, and transaction risk assessment.

AI-agent MCP server for FPGA design: compile, validate & generate Verilog from C⏚ HDL.

Grounding/hallucination guard: verify a claim against evidence (Supported/Refuted/NEE).