Best Developer Tools MCP Servers

Provides web-based security audit capabilities for Node.js projects by scanning package.json files, running npm audit commands, and generating structured markdown reports categorized by vulnerability severity levels for automated security assessment workflows.

Provides code repository indexing and semantic search capabilities, allowing natural language queries to find relevant code snippets with automatic incremental indexing and multi-language support.

Augments

Official Remote

Real-time framework documentation provider for 90+ frameworks

Integrates with Apache Doris analytical database system through MySQL protocol, enabling data querying and interaction for business intelligence and data analysis workflows.

M

MCP Registry

Remote

Search and discover MCP servers through the official MCP Registry service.

PatternFly MCP Server

Official

Provides access to PatternFly React documentation, development rules, and component schemas through MCP tools, enabling AI assistants to help developers build applications with PatternFly components following best practices.

Integrates with AppSignal's monitoring platform to provide incident tracking, anomaly detection, performance monitoring, and log analysis with severity filtering and time-based queries for debugging production applications.

NoteIt

Official Remote

Manage AI agent profiles and structured notes

@lex-tools/codebase-context-dumper

Official

A Model Context Protocol (MCP) server designed to easily dump your codebase context into Large Language Models (LLMs).

SignNow MCP Server

Official

https://github.com/signnow/sn-mcp-server MCP server for SignNow e-signature: templates, invites, embedded signing/editor, status & downloads.

Grafana UI MCP Server

Official

Provides AI assistants with comprehensive access to Grafana's React component library, including TypeScript source code, MDX documentation, Storybook examples, test files, and design system tokens for building Grafana-compatible interfaces.

Integration with Chargebee products and API services to facilitate billing for subscription businesses.

Scorecard

Official Remote

Evaluate and optimize LLM systems with comprehensive testing and metrics

Compares and patches JSON objects with a compact delta format that captures additions, modifications, deletions, and array moves for efficient data synchronization and change visualization.

Vaadin

Official Remote

Documentation search and component usage guidance for Vaadin Java and React applications

Uno Platform

Official Remote

Cross-platform .NET development framework documentation and prompts

Ecosyste.ms Package Data

Official

Enables querying package ecosystem data from ecosyste.ms, including package metadata, versions, security advisories, dependencies, and repository information across 40+ package registries with fast local SQLite lookups and API fallback.

Enables web browsing capabilities for any MCP client through a simple command that leverages your existing LLM configuration without additional API costs.

O

OpenStreetMap Tagging Schema

Remote

Query and validate OpenStreetMap tags with preset discovery and validation tools

Flag features directly from chat in your code editor, including VS Code, Cursor, Windsurf, Claude Code - any IDE with MCP support.

Enables Bitcoin Lightning wallet integration with LLMs through Nostr Wallet Connect (NWC). Supports lightning payments, LNURL operations, and L402 authentication for AI-powered bitcoin transactions.