knowledge-mcp-server

[](https://badge.fury.io/js/knowledge-mcp-server) [](https://opensource.org/licenses/MIT) [](https://nodejs.org) [](https://www.typescriptlang.org/)

A high-performance Model Context Protocol (MCP) server that aggregates multiple knowledge sources into a unified interface for AI agents and applications.

• Multi-Source Knowledge Aggregation — Unified access to 4 powerful knowledge sources
• Production-Ready — Built-in rate limiting, caching, and structured logging
• High Performance — In-memory caching reduces API calls by up to 80%
• API Compliant — Respects rate limits for all external APIs
• Configurable — Environment-based configuration for all features
• Type-Safe — Full TypeScript implementation with strict typing

| Source | Description | Rate Limit | Cache TTL | |--------|-------------|------------|-----------| | Context7 | Up-to-date library & framework documentation | 60 req/hour (free tier) | Configurable | | Wikipedia | General knowledge & encyclopedic content | 70 req/s | 15 minutes | | arXiv | Academic papers & research publications | 1 req/3s | 10-15 minutes | | DevDocs | Developer documentation for popular libraries | 5 req/s | 15-30 minutes |

> ⚠️ DevDocs Disclaimer: The DevDocs integration uses an unofficial API and is not affiliated with or endorsed by DevDocs.io. It may break if the site's structure changes. We'll endeavor to update it promptly, but use in production at your own discretion.

• Node.js >= 18.0.0
• npm or yarn
• npx (usually comes with Node.js)

# Clone the repository
git clone https://github.