API Integration

Wrappers around third-party REST, GraphQL, and webhook APIs — Stripe, Twilio, SendGrid, GitHub, and similar services.

OAuth misconfiguration · token exposure · SSRF
5,274Total Servers
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Unity API Documentation

Accurate Unity C# API documentation for AI agents to prevent hallucinated signatures.

by Codeturion

Python43
Unity Project Tools

Unity project management with build automation, scene listing, and agent documentation.

by rachitkumarrastogi

TypeScript0
universal-openapi-mcp

by jonsoku-dev

TypeScript2
Unla

🧩 MCP Gateway - A lightweight gateway service that instantly transforms existing MCP Servers and APIs into MCP servers with zero code changes. Features Docker deployment and management UI, requiring no infrastructure modifications.

by AmoyLab

TypeScript2.1k
Unmarkdown

The document publishing layer for AI tools. Convert markdown to 6 destinations, 62 templates.

by UnMarkdown

TypeScript0
unofficial-nmw-mcp-server

unofficial MCP Server base on the National Weather Service API

by licode237

TypeScript
Unreal Engine API Documentation

Accurate UE5 C++ API documentation for AI agents to prevent hallucinated signatures.

by Codeturion

Python48
UnrealGenAISupport

An Unreal Engine plugin for LLM/GenAI models & MCP UE5 server. Includes OpenAI's GPT, Deepseek, Claude Sonnet/Opus APIs, Google Gemini 3, Alibaba Qwen, Kimi, and Grok 4.1, with plans to add TTS, Elevenlabs, Inworld, OpenRouter, Groq, Dashscope, Responses APIs, UnrealClaude soon. UnrealMCP is also here!! Automatic scene generation from AI!!

by prajwalshettydev

C++498
Unsplash

Integrates with Unsplash's image search API to enable keyword-based photo discovery with filtering by pagination, sorting, color, and orientation parameters for seamless image incorporation into projects.

11
unstract

LLM-Driven Extraction of Unstructured Data — Built for API Deployments & ETL Pipeline Workflows

by Zipstack

Python6.5k
Unstructured API

Integrates with the Unstructured API to enable document processing operations including managing connectors and workflows for extracting structured information from documents without switching tools.

42
Untappd

Provides a bridge to the Untappd beer tracking API, enabling search and retrieval of detailed beer and brewery information through a robust TypeScript implementation.

0
unulu

AI agent website builder. Create and publish link-in-bio sites via MCP or REST API.

by unulu

1
Up Bank

Bridges to the Up Bank API for analyzing personal banking data, including accounts, transactions, categories, and tags for financial insights and spending pattern analysis.

3
Upwork Hirer

Manages Upwork freelancer contracts, milestones, and messages through the Upwork API.

1
URL2SNAP (Website Screenshot)

Captures website screenshots through the Abstract API and serves them locally, enabling visualization of web content without requiring direct site visits.

1
urlDNA

Integrates with urlDNA's cybersecurity API to provide URL threat intelligence through scanning, phishing detection, search queries across domains and malicious status, and retrieval of existing analysis results for security workflows.

4
URL Text Fetcher

Extracts visible text content and hyperlinks from web pages using requests and BeautifulSoup4 for web scraping, content analysis, and link discovery workflows.

1
usaspending-mcp-server

This is an MCP server to interact with the USASPENDING.gov API

Python
US Census Bureau Data

Query US Census Bureau data: demographics, economics, and housing statistics.

by Taru0208

use-aws-mcp-server

MCP server that provides AWS CLI integration for AI assistants, enabling execution of AWS API calls with proper parameter validation and error handling

by moritalous

Python
@usecart/mcp-server

MCP server for the Cart e-commerce intelligence API

by mikerubini

TypeScript
UseGrant

Integrates with the UseGrant API to enable secure authentication, resource management, and structured access control for provider, client, and tenant management within the UseGrant ecosystem.

by sibiraj-s

TypeScript0
@useresume/mcp-server

MCP server for AI-powered resume and cover letter generation via useresume.ai API

by useresume

TypeScript
@userorbit/mcp

MCP server for the Userorbit API

by middlerange

TypeScript