API Integration
| Server | Language | Stars | Downloads |
|---|---|---|---|
| Opensky OpenSky MCP — OpenSky Network API (free, no auth for anonymous access) | — | - | - |
| Open Source Intelligence MCP GitHub project health, package dependency risk, trending repos, license & package comparison. | — | - | - |
| @opensourceops/canny-mcp MCP server for Canny feedback management with Jira integration | TypeScript | - | - |
| OpenSTAAD MCP Server MCP server for Bentley STAAD.Pro via the OpenSTAAD API | — | - | - |
| Open State: Camping - Parks Canada Find and prepare Parks Canada reservations while keeping the citizen in control. | TypeScript | - | - |
| Openstates OpenStates MCP — bills, legislators, votes in all 50 US states | — | - | - |
| openstatus 🫖 Status page with uptime monitoring & API monitoring as code 🫖 | TypeScript | 9.1k | - |
| OpenStreetMap Geocoding, walking/driving/cycling distances, route optimization, isochrones and POI search on OSM | TypeScript | - | - |
| @opensubtitles/mcp-server MCP server for OpenSubtitles API integration | TypeScript | - | - |
| opentabs Browser automation clicks buttons. OpenTabs calls APIs. | TypeScript | 959 | - |
| OpenTakeoff Construction takeoff for AI agents: load plans, set scale, measure, count, export with provenance. | TypeScript | - | - |
| Opentargets Open Targets disease/target/drug knowledge graph (GraphQL) | — | - | - |
| opentargets-mcp MCP server for Open Targets data | Python | 19 | - |
| Opentopodata Open Topo Data — global elevation lookups (multiple DEM datasets) | — | - | - |
| Opentopography OpenTopography global DEM rasters + point queries (free key) | — | - | - |
| OpenTrain Hire human data labelers, RLHF annotators, and evaluators from your coding agent. | TypeScript | - | - |
| OpenTranscribe MCP Provider-independent speech-to-text with normalized transcripts over MCP. | Python | - | - |
| Opentreeoflife Open Tree of Life MCP. | — | - | - |
| Opentripmap OpenTripMap MCP — wraps the OpenTripMap Places API (dev.opentripmap.org) | — | - | - |
| OpenUI MCP Studio Local stdio MCP for UI briefs to React + shadcn with review, proof, and ship. | — | - | - |
| openvan-travel OpenVan MCP Server exposes OpenVan.camp public APIs over the Model Context Protocol: fuel prices across 125+ countries, VanSky weather suitability scores (0–100), VanBasket food price index, currency exchange rates, vanlife events (expos, festivals, meetups) and aggregated news stories in 7 languages. 11 read-only tools, no authentication, 120 req/min rate limit, CC BY 4.0 license. Remote Streamable HTTP at mcp.openvan.camp/mcp; local via npx -y @openvan/mcp-server. | — | - | - |
| Openverse Openverse Creative-Commons image + audio search | — | - | - |
| OpenVibeCoding Read-only MCP Read-only MCP for OpenVibeCoding runs, workflows, proof, queue, replay, and incident reads. | Python | - | - |
| OpenWA Free, Open Source, Self-Hosted WhatsApp API Gateway | TypeScript | 14.6k | - |
| OpenWarrant — Document Verification Suite Document forensics: tamper/AI checks, extract, identity, PII, adverse media. No API key needed. | — | - | - |