Open source repo

What's inside HKUDS/LightRAG

HKUDS/LightRAG is a Python repo with 442,998 lines written in 338 files. LightRAG is built with React, Vite, and FastAPI and uses Postgres, MongoDB, Redis, and 2 more. AI signed 19.8% of the 8,260 commits of LightRAG.

Its description on GitHub: “[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation”

PythonMIT40,452

Read on October 31, 2026, at commit aaebfe1.

What the card proved: what it’s built with on the left, what it uses on the right.

See each one with its proof

Its folders

TechnologiesWhat is LightRAG built with?LightRAG is built with React, Vite, and FastAPI and uses Postgres, MongoDB, Redis, and 2 more.

Who writes itHow much of LightRAG did AI write?19.8%AI signed 19.8% of the 8,260 commits of LightRAG.

In figures

lines written: 442,998; The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
files: 338; The product’s, not counting tests.
test files: 676; The files that test the code.
technologies: 8; Each one with the file and line that prove it.

SeeRepo read its code facts-only: no AI, and none of its code is kept.

Frequently asked questions

What is HKUDS/LightRAG?

HKUDS/LightRAG is a Python repo with 442,998 lines written in 338 files. Its description on GitHub: “[EMNLP2025] LightRAG: Simple and Fast Retrieval-Augmented Generation”

The proof: its page on GitHub

What is LightRAG built with?