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coffeecoproject/layermap

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LayerMap MCP: a layered map of your codebase for coding agents: callers, callees and the impact of a change, for TypeScript, JavaScript, Go, Python and Java. MCP server, CLI, and p

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MCP

coffeecoproject/layermap

Added 18 Oct 2026

#ai-agents#call-graph#claude-code#claude-code-plugin#code-graph#code-intelligence#code-map#code-search
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Overview

LayerMap MCP is a layered codebase map for coding agents, showing callers, callees, and change impact. It supports TypeScript, JavaScript, Go, Python, and Java. It ships as an MCP server, a CLI, and plugins for Claude Code and Codex.

Best for

Best for
Developers using coding agents who need quick call graph context

Use cases

  • Map callers and callees before refactoring a function
  • Assess the impact of a proposed change across the codebase
  • Give coding agents a layered context of project structure

Notes

6 stars on GitHub. Last updated 2026-10-17. Licensed Apache-2.0.

Pros

  • Supports five major programming languages
  • Offers MCP server, CLI, and Claude Code and Codex plugins
  • Designed specifically for agent-oriented code exploration

Cons

  • Very early stage with only 6 GitHub stars
  • Adoption and maintenance history are unproven
  • Limited to the supported languages listed
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