MCP server for LayerOne DocX (documents & Factur-X) and Sign (e-signature) APIs.
Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.
Resolve whether an uncertain side-effecting action completed before software retries it.
120+ developer utility tools for AI agents via Model Context Protocol.
Cross-harness communication and shared work-state for AI coding agents.
Search URDB for product integrity scores, enshittification events, and change tracking.
Your agents break less code and burn fewer tokens — a deterministic call graph over 27 MCP tools.
MCP server for note.com: create, edit and retrieve posts.
DefiLlama DeFi data: chain/protocol TVL, yields, stablecoins, token prices. No API key.
DexScreener on-chain market data: search pairs, tokens, pools, trending tokens. No API key.
Hyperliquid perp & spot data: prices, funding, open interest, order book, positions. No API key.
Track shipments and search shipping products (DPD, InPost, DHL, FedEx, UPS, GLS) via GlobKurier API.
Build and operate declarative REST/Kafka services on Orion: 58 tools over the full admin API.
Market evidence with receipts: every claim resolves to a real stored record you can fetch back.
Measure voice/VoIP path quality -> estimated MOS + live network metrics.
Code review as an MCP server — structured reviews with OWASP security scanning.
GW1 build compiler: skill data, template code encode/decode, validation, hero roster. Read-only.
Live layered dependency map for bottom-up development, drawn by the agent in a terminal pane.
Local quantum error correction tools; decoder output verified against H c = s (mod 2).
Let any LLM watch a video locally — and search everything it has ever watched.
GoPeak — The most comprehensive MCP server for Godot Engine. 95+ tools, LSP, DAP, screenshots.
Minimal MCP server that returns a random programming joke.
Real-time status & uptime monitoring for 200+ popular APIs — is it down, and how reliable?
Canadian procurement intelligence: CanadaBuys and Alberta tenders, ranked for your shop.
About Development MCP servers
Development is the broadest category on mcp.site. It covers servers that give an AI agent hands-on access to the software lifecycle: sandboxed shells and terminals, version-specific library documentation, package registries, test runners, debuggers, build and deploy pipelines, and project tools such as issue trackers. Most run locally over stdio because they need your filesystem or toolchain; a growing share run as hosted endpoints you connect with an API key or OAuth.
When choosing one, start with what the agent should be able to do without asking you, then check how the server scopes that access. Good servers expose a small, typed set of tools, document every environment variable, and let you restrict paths or repositories. Prefer listings with an Official badge or a recently updated repository, and read the install snippet for your client before adding credentials.