Developer Tools MCP Servers

GitHub MCP — wraps the GitHub public REST API (no auth required for public endpoints)

QR Code MCP — wraps api.qrserver.com (free, no auth)

Discover Swedish MSK clinics on fysio.care: search clinics, services, and open appointment times.

Audio-guide and trip-planning tools for 1,100+ cities from Audiala. Free, no API key.

Bounded tools for rendering, extraction, RAG, enrichment, local discovery and review analysis.

Search 14M+ USPTO trademark records by mark, owner, goods/services, class, status, and date.

Sales intelligence for B2B SMEs — lead scoring, ICP fit, CRM enrichment & writeback.

4,764 products, 626 categories: sourced prices, dated price history, independent-test coverage.

Generate exact-size App Store and Google Play screenshots, feature graphics, and listing copy.

The Gazette — official UK public record: insolvencies, winding-up petitions, deceased estates

PDF accessibility checks (veraPDF PDF/UA-1), auto-fix and Markdown conversion. EU-hosted.

GNews MCP — Global news search via GNews API (gnews.io)

Search and read Rust documentation for the standard library and any crate on crates.io

Hong Kong Census and Statistics Department (C&SD) open-data MCP.

Semantic search over Polish law and case law, citing the exact in-force article.

Trust verdict for an x402 payment endpoint: health, 402 handshake, price, proceed/caution/avoid.

Pre-transaction token risk checks for autonomous agents on six chains. Read-only; paid via x402.

US H-1B visa sponsorship, LCA wages & top sponsors by role — recruiting/talent data

Wikidata SPARQL MCP — Wikidata Query Service

Software entry prices for 16 categories, with ratings and true 3-year cost. CC BY 4.0

Revternal MCP — wraps the Revternal Developer Intelligence API

China A-shares MCP. Keyless.

The Kalman filter for the non-Gaussian, non-stationary world. Unsupervised structural change.

Provides access to Avalara E-Invoicing and Live Reporting APIs for document statuses and compliance