Call graphs. Zero boilerplate. Infinite scale.
- Support any programming languages
- Support any lines of code
- Powered by multi-agents LLM
┌─────────────────────────────────────────────────────────────────┐ │ Input: File or Directory │ └────────────────────────────┬────────────────────────────────────┘ │ ▼ ┌─────────────────────────────────────────────────────────────────┐ │ Doc Agent │ │ • Extract function definitions from source code │ │ • Smart sliding window size for large files │ │ • Returns: List of functions with locations │ └────────────────────────────┬────────────────────────────────────┘ │ ▼ ┌─────────────────────────────────────────────────────────────────┐ │ Call Graph Agent │ │ • Extract call relationships for each function │ │ • Smart sliding window size for function bodies │ │ • Returns: Edges connecting caller -> callee │ └────────────────────────────┬────────────────────────────────────┘ │ ▼ ┌─────────────────────────────────────────────────────────────────┐ │ Output: Call Graph (JSON/Graphviz/Stdout) │ └─────────────────────────────────────────────────────────────────┘ Make sure installing dependencies(see Dev) first!
$ ./cga path/to/file.py --llm ollama --llm-config "model=gpt-oss:20b host=http://localhost:11434" --out output/graph.dot -f graphviz $ ./cga path/to/file.py --llm openai --llm-config "model=gpt-5 api_key=YOUR_KEY" --out callgraph.json -f json # For example, to generate call graph for example/py-simple/input/main.py with ollama's gpt-oss:20b with graphviz style $ ./cga callgraph-benchmark/python/project1/main.py --llm ollama --llm-config "model=gpt-oss:20b host=http://<replace with your ollama host>" --out example/py-simple/output/graph.dot -f graphviz# if using uv $ uv sync # if using uv and need to install dev's dependencies $ uv sync --extra dev # if using pip $ pip install . # if using pip and need to install dev's dependencies $ pip install -e ".[dev]"We welcome contributions from the community! 🎉
- Report Bugs: Found a bug? Open an issue with detailed reproduction steps
- Suggest Features: Have ideas for new features? We'd love to hear them!
- Improve Documentation: Help make our docs clearer and more comprehensive
- Submit Code: Fix bugs, add features, or improve performance
- Add Language Support: Help us support more programming languages
- Improve LLM Prompts: Enhance our agent prompts for better accuracy
- Write clear, concise commit messages
- Add tests for new features
- Update documentation as needed
- Follow the existing code style
- Keep pull requests focused on a single feature/fix
- Open an issue for questions or discussions
- Check existing issues before creating new ones
- Be respectful and constructive in all interactions
Thank you for helping make Call Graph LLM Agent better! 🚀