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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ServerLanguageStarsDownloads
BuiltWith

Integrates with BuiltWith's technology detection API to identify and analyze web technologies used on specified domains, providing marketers and developers with comprehensive website stack information.

36
Bulwark

AI agent governance: content scanning, audit logs, policy evaluation, session management.

by bpolania

3
Bunker OS Security Auditor

Privacy-first digital security auditor with Notion integration.

0
@burtthecoder/mcp-virustotal

MCP server for VirusTotal API integration

by GitHub Actions

TypeScript115
Business Analytics RAG

Combines business analytics capabilities for statistical operations on CSV data with RAG-powered knowledge retrieval from business documents, supporting both Google Gemini and custom OpenAI-compatible APIs for comprehensive business intelligence workflows.

3
Business Entity

SEC company search and SBA business resources. 4 MCP tools for business intelligence.

by martc03

Buttondown

Integrates with Buttondown newsletter API for managing email campaigns through tools for listing, creating, analyzing, and scheduling newsletters with secure API key handling and ISO 8601 datetime formatting.

0
Bybit

Integrates with Bybit cryptocurrency exchange APIs to provide real-time market data, account management, and testnet-only trading operations for cryptocurrency trading and portfolio management applications.

by sp1rit1978

TypeScript7
Bybit Announcements

Integrates with Bybit's public announcements API to retrieve cryptocurrency exchange announcements with filtering by locale, type, and tag, supporting pagination and markdown formatting for monitoring new listings, trading updates, and platform changes.

1
Bybit Crypto Exchange

Provides read-only access to Bybit's cryptocurrency exchange API for retrieving real-time market data, order book information, and account details.

16
Bybit Exchange API

Provides a bridge to the Bybit cryptocurrency exchange API for market data retrieval, account management, and order execution across spot and futures markets

7
bybit-mcp-server

Repository for Bybit MCP Server project

by Tinycute00

TypeScript0
Caboose

Personal AI toolserver exposing 108 tools for calendar, Slack, Discord, GitHub, Docker, 3D printing, and more via a Go server hosted on AWS ECS.

0
CacheBash

Let your AI sessions talk to each other — messaging, tasks, sessions, and alerts

by feelgreatfoodie

0
Cairn

Persistent memory for AI agents and humans. Store, search, and discover patterns.

by jasondostal

Cairo Coder

Integrates with the Cairo Coder API to provide expert-level Cairo and Starknet development assistance, enabling smart contract generation, code refactoring, feature implementation, and contextual guidance based on Cairo/Starknet documentation and best practices.

TypeScript14
Caiyun Weather

Integrates with Caiyun Weather API to provide real-time weather data and forecasts based on geographic coordinates or location names for travel planning and outdoor activities.

TypeScript9
cal2prompt (Google Calendar)

Integrates with calendar APIs to fetch event data and generate context-aware prompts, enabling automated scheduling assistance and task management.

15
@cal88/interactive-brokers-mcp

MCP server for Interactive Brokers API integration

by cal88

TypeScript
Calc

Deterministic math, randomness, dates, encoding, and hashing tools.

by coo-quack

TypeScript6
Cal.com Calendar

Integrates with Cal.com Calendar API to enable appointment scheduling, management, and listing capabilities through calendar operation tools with rate limiting and error handling.

3
calcom-mcp

A FastMCP server for interacting with the Cal.com API. This enables LLMs to manage event types, create bookings, and access Cal.com scheduling data programmatically.

by Danielpeter-99

Python14
calendly-mcp-server

MCP server for Calendly API integration with email automation support

by amitpatil010

TypeScript
Call a Human

Enables human oversight in automated workflows by requesting approval or asking questions through Slack, Telegram, or CLI channels.

13
CallCenter.js VoIP Telephony

VoIP telephony system that connects OpenAI's real-time voice API with SIP-based phone networks, enabling natural voice conversations over traditional phone lines with support for major PBX systems and high-quality G.722 audio codec.

18