Extremely fast Query Engine for DataFrames, written in Rust
A deterministic 0–100 hygiene score — README, license, CI, tests, docs, and freshness.
Who ships this repo — author concentration and the bus factor across the last 300 mainline commits.
Grounded in polars's README, structure, and recent commits — answers won't invent code they haven't seen.
mainA Monday email with what shipped in polars, in plain English — no account needed.
See how polars stacks up against a rival, side by side.
The year in polars as one shareable story card — stats, streaks, and an AI-written narrative.
Drop a live “shipped this week” badge into your README.
[](https://repowrapped.com/gh/pola-rs/polars?utm_source=badge&utm_medium=readme)<a href="https://repowrapped.com/gh/pola-rs/polars?utm_source=badge&utm_medium=readme"><img src="https://repowrapped.com/gh/pola-rs/polars/badge.svg" alt="shipped this week" /></a>A floor, not a guess: counts only commits whose author, co-author trailer, or message explicitly credits an AI tool (Claude, Copilot, Cursor, aider, Codex…). Based on 30 mainline commits. Unattributed AI code isn't counted here — the full audit estimates that separately.