[P] I built a system that lets you ask questions about any GitHub repo and get answers grounded in the actual source code [P]

In three linesGitRAG lets users ask questions about any public GitHub repo and get answers grounded in source code with exact file paths and line numbers. System combines AST-aware parsing, dense embeddings, BM25 index, RRF fusion, and Cohere reranking before generation via llama-3.3-70b on Groq. Supports 15+ languages.

Summary generated by Claude — human-verified