API Integration
| Server | Language | Stars | Downloads |
|---|---|---|---|
| OpenAI Compatible Gateway Routes MCP tool calls to any OpenAI-compatible chat or completions API backend. | — | 0 | - |
| openai-gpt-image-mcp-server MCP server for OpenAI GPT Image API - Generate and edit images using gpt-image-1, gpt-image-1.5, and gpt-image-2 | TypeScript | - | - |
| Openaire OpenAIRE MCP — EU research outputs (publications, datasets, software, projects) | — | - | - |
| openai-tts-mcp-server An MCP server integrating with OpenAI TTS (text-to-speech) API | Python | - | - |
| OpenAkashic Shared long-term memory vault for AI agents with 20 MCP tools. | — | - | - |
| openalex OpenAlex MCP — wraps the OpenAlex API (scholarly works, free, no auth) | — | - | - |
| openalex-research-mcp MCP server for OpenAlex API - enabling literature review and research landscaping | TypeScript | - | - |
| OpenAPI Converts OpenAPI specifications into callable tools with authentication, runtime validation, and a security policy engine for controlled API access. | — | 2 | - |
| openapi-2-mcp A simple mcp to wrap the x apis. | TypeScript | 0 | - |
| OpenAPI APIs MCP server that fronts any OpenAPI service: discover operations from its spec and call them | Python | - | - |
| openapi-foundry | TypeScript | 0 | - |
| open-api-mcp Generate a MCP server based on OpenAPI specifications | TypeScript | 0 | - |
| OpenAPI-MCP The OpenAPI-MCP proxy translates OpenAPI specs into MCP tools, enabling AI agents to access external APIs without custom wrappers! | Python | 69 | - |
| openapi-mcp-codegen OpenAPI to MCP Server Code Generator | Python | 43 | - |
| openapi-mcp-generator Generates MCP server code from OpenAPI specifications | TypeScript | 624 | - |
| openapi-mcp-server Allow AI to wade through complex OpenAPIs using Simple Language | TypeScript | 904 | - |
| OpenAPI Schema Transforms OpenAPI specifications into YAML-formatted tools for exploring API paths, operations, parameters, schemas, and security definitions, enabling seamless API documentation navigation and understanding. | TypeScript | 48 | - |
| OpenAPI Swagger Converter Automatically converts Swagger/OpenAPI specifications into toolsets, enabling interaction with any API without additional coding through secure key management and dynamic request construction. | — | 187 | - |
| openapi-to-mcp Turns any OpenAPI/Swagger API into an MCP server. One MCP tool per endpoint, Streamable HTTP - for AI clients calling your REST API. | TypeScript | 16 | - |
| openapi-toolkit | TypeScript | 2 | - |
| Openaq OpenAQ MCP — wraps OpenAQ v2 API (free, no auth required) | — | - | - |
| Open Banking (open-banking.io) Read-only MCP server for the open-banking.io PSD2 bank API — accounts, balances, transactions. | — | - | - |
| OpenBB Widgets Provides comprehensive access to OpenBB's widget development documentation and boilerplate code for building financial dashboard widgets with FastAPI setup, parameter configurations, and working examples like Monte Carlo stock simulations. | — | 7 | - |
| Openbeautyfacts Open Beauty Facts MCP — Open Beauty Facts API (free, no auth, keyless). | — | - | - |
| OpenBolt An MCP server that equips AI agents with a Lightning Network wallet to autonomously navigate and pay for HTTP 402 gated APIs using the L402 protocol. | TypeScript | 2 | - |