MCP servers (7864)
OpenFab
Instant parametric cost estimates for custom manufacturing: CNC, molding, sheet metal, 3DP, PCB.
OpenMEP duct sizing
Deterministic HVAC duct sizing: size one run or a supply/return network, grade existing sections.
OpenSwissData
Swiss customs tariff (TARES), FINMA register, NOGA/NACE/ISIC codes. 3 free tools + search trial.
Openagenda
OpenAgenda MCP.
Openaire
OpenAIRE MCP — EU research outputs (publications, datasets, software, projects)
Openalex
OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth)
Openaq
OpenAQ MCP — global air-quality measurements via the OpenAQ v3 API.
Openbeautyfacts
Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless).
Opencages
OpenCage MCP.
Opencellid
OpenCellID MCP — cell tower geolocation database (free with key)
Openchargemap
Open Charge Map MCP — global EV charging station database (openchargemap.io).
Opencitations
OpenCitations MCP — citation index (COCI + general Index API).
Opencollective
Open Collective public MCP.
Opendata Swiss
opendata.swiss MCP — Switzerland's federal open-data portal (CKAN catalogue).
Opendatasoft
Opendatasoft (generic portal) MCP.
Opendosm My
data.gov.my / OpenDOSM (Department of Statistics Malaysia) — official Malaysian open-data API.
Opendota
OpenDota MCP — Dota 2 open stats.
Openf1
OpenF1 MCP — real-time & historical Formula 1 data.
Openfda
FDA drug data via openFDA: adverse-event reports and safety-signal tools (FAERS search, event…
Openfema
OpenFEMA MCP — US Federal Emergency Management Agency open data.
Openfoodfacts
Open Food Facts MCP.
Opengist
Read, create, update and delete gists on a self-hosted Opengist instance
Openholidays
OpenHolidays MCP.
Openings
Search jobs on verified employer job boards. Every link is the employer's own posting.
Openreview
OpenReview MCP — ML conference submissions and reviews (API v2)
Opensea
OpenSea MCP — NFT marketplace data (v2 API)
Opensensemap
openSenseMap MCP — citizen-science environmental sensor network (opensensemap.org)
Openstates
OpenStates MCP — bills, legislators, votes in all 50 US states
Opentargets
Open Targets MCP — disease/target/drug knowledge graph.
Opentreeoflife
Open Tree of Life MCP.