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// Understand codebases

serenav1.7.0

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

Open source Maintained For agents

Official site ↗ GitHub ↗

IN ONE PARAGRAPH

serena is A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent.

Good for: Developers who want their agent (Claude Code, Codex, Cursor…) to understand codebases.

01How to start

  1. 1Read the official README for requirements and permissions.
  2. 2Install it as the official guide describes.
  3. 3Add it to your agent’s MCP config — Claude Code: claude mcp add; Cursor: .cursor/mcp.json; Codex: ~/.codex/config.toml.

02Alternatives & comparison

Compare side by side →
repomix 📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more. ★ 29k graphify Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini ★ 132k tree-sitter An incremental parsing system for programming tools ★ 27k ast-grep ⚡A CLI tool for code structural search, lint and rewriting. Written in Rust ★ 16k pyright Static Type Checker for Python ★ 16k

03Related

Versions, why it is listed, for AI to read

Recent releases

For AI agents

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