MCP server for Sam's Club Sponsored Ads APIs.
MCP server for Walmart Marketplace APIs (US, 3P seller).
MCP server for LeaseClear lease Q&A.
Four free tools to check if AI engines can find, read and recognise a site. No API key.
On-demand access to amCharts 5 docs, code examples, and API reference.
One identity across Claude Code, Codex, Cursor, Gemini, Windsurf: shared inbox and handoffs.
20 MCP tools + 48 skills for ENCODE Project genomics — search, download, pipelines.
Beta conda env/package MCP server; requires conda, auth, and Beta Terms.
MCP server for Google Flights: search, price tracking, cabin comparison, emissions, and more.
Search and contribute to a shared knowledge base of AI-discovered problem-solution pairs.
Bridge AI coding hosts to the OpenAI Codex CLI for delegated implementation.
Complete 49 CFR 172.101 hazmat table lookup with special-provision decoding, cited to eCFR.
Aggregate nature MCP. 8 sources: iNat, eBird, NOAA, USGS, NPN, Mushroom Observer, sky, garden.
eBird MCP server. 21 tools covering eBird API v2: observations, hotspots, checklists, taxonomy.
DEPRECATED. Use @cropgraph/mcp instead. npx @cropgraph/mcp.
iNaturalist MCP server. Wildlife observations, species counts, taxa, and places worldwide.
Mushroom Observer MCP server. Mycology observations, fungal taxonomy, and region discovery.
USA National Phenology Network MCP. Bloom, leaf-out, and flight timing from NPN observers.
USGS Water Services MCP server. Real-time streamflow, gage height, and site metadata from NWIS.
Privacy-first Danish caller ID, CVR company lookup, operator data, and community spam signals.
MCP server for interacting with Bazos.cz and Bazos.sk.
MCP Server for Vinted that allows to search items, compare prices, and analyze sellers.
GPU-accelerated MCP server: symbolic algebra, numerical computing, FFT, optimization, linear algebra.
GPU-accelerated MCP server for molecular dynamics, N-body simulations, and particle systems.
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.