MCP servers and skills: search, filter by where they run, and compare.
Search all of GitHub from your AI agent — find libraries, drill into repos, search code patterns. MCP server for Claude, Cursor, and other agents.
PythonMIT★ 5No key
Search fossil occurrences, resolve taxon fossil ranges, plot diversity through deep time, and look up the geologic time scale via MCP. STDIO or Streamable HTTP.
Node.jsApache-2.0★ 2Few starsNo key
Cut input tokens by 30% while preserving LLM focus and pruning irrelevant MCP tools
PythonApache-2.0★ 18No key
Self-hosted AI company OS for solo founders: autonomous agents, ERPNext business memory, and owner-visible governance.
SkillMIT★ 17No key
Paleobiology Database (PBDB) MCP — the global fossil record. Keyless.
Hosted by authorMITFew starsNo key
Structured file edits for AI agents (JSON/YAML/TOML, markdown, AST, dry-run, MCP). Not a generic filesystem MCP.
SkillMIT★ 19No key
MCP server for OpenStreetMap: geocoding, walking/driving/cycling distances, route optimization, isochrones and POI search
Node.jsMIT★ 3Few starsNo key
Electricity Maps MCP — real-time electricity-grid carbon intensity + power
Hosted by authorMITFew starsNo key
Open geographic query engine — ask place-based questions in natural language, get answers on a map. Covers disasters, demographics, economics, and climate data across 40+ sources.
Hosted by authorMIT★ 2Few starsNo key
Discover and load Agent Skills (SKILL.md) for CLI and MCP hosts
SkillMIT★ 2Few starsNo key
ClearlyDefined — the licence, copyright attribution and provenance actually found inside an open-source package, from the Linux Foundation's curated dataset.
Hosted by authorMITFew starsNo key
Energy-Charts (Fraunhofer ISE) MCP — European electricity generation, prices, and capacity.
Hosted by authorMITFew starsNo key
Japan Geospatial Open Data MCP — GSI tiles/geocoding, e-Stat statistics, MLIT school district GIS (schools, real estate, hazards). No keys for core tools.
SkillMITFew starsNo key
Reverse-engineered specification of FileMaker's undocumented FIELD and TABLE definition XML format. Covers field types, auto-enter, validation, calculation and summary fields, verified against FileMak
SkillCC-BY-4.0★ 10No key
🔌 Exposes EU Cyber Resilience Act (CRA, Reg 2024/2847) compliance over MCP — 5 tools, 13 tests. Annex I cybersecurity, Art 10 vuln handling, Art 13 conformity assessment, SBOM. NIS2 crosswalk. By MEO
PythonMITFew starsNo key
Local-first agentic inference engine in C/C++. Multi-tier model routing, grammar-constrained output, MCP tool servers. Embeddable via C ABI.
PythonApache-2.0★ 4Few starsNo key
Server implementation for webauthn based on Yubico's java-webauthn-server
Node.jsApache-2.0★ 1Few starsNo key
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