claude-md MCP servers

solanabr/solana-ai-kit

MCP server Claude CodeCodexCursor +2

One of 3 in .mcp.json

Official Helius MCP Server - Complete Solana blockchain data access for AI assistants. Runs locally from the helius-mcp npm package. Needs 1 environment variable to run.

Kpoiut/ruleblast

MCP server Claude CodeCodexCursor +2

Git diff for AI agent repository instructions. Shows the blast radius of AGENTS.md and CLAUDE.md changes across Codex, Claude Code, Gemini CLI, and Copilot CLI. Runs locally from the ruleblast npm package.

maroondlabs/sourcebook

MCP server Claude CodeCodexCursor +2

Extract the conventions, constraints, and architectural truths your AI coding agents keep missing. Runs locally from the sourcebook npm package.

GeiserX/lynxprompt-mcp

MCP server Claude CodeCodexCursor +2

MCP server for LynxPrompt — browse, search, and manage AI configuration blueprints. Runs locally from the lynxprompt-mcp npm package. Needs 2 environment variables to run.