polars VS arrow-rs

Compare polars vs arrow-rs and see what are their differences.


Fast multi-threaded DataFrame library in Rust | Python | Node.js (by ritchie46)


Official Rust implementation of Apache Arrow (by apache)
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polars arrow-rs
52 10
5,869 877
14.6% 6.2%
9.9 9.7
4 days ago 1 day ago
Rust Rust
MIT License Apache License 2.0
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of polars. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-05-09.


Posts with mentions or reviews of arrow-rs. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-02-21.

What are some alternatives?

When comparing polars and arrow-rs you can also consider the following projects:

vaex - Out-of-Core hybrid Apache Arrow/NumPy DataFrame for Python, ML, visualization and exploration of big tabular data at a billion rows per second 🚀

arrow-datafusion - Apache Arrow DataFusion and Ballista query engines

Apache Arrow - Apache Arrow is a multi-language toolbox for accelerated data interchange and in-memory processing

DataFrames.jl - In-memory tabular data in Julia

db-benchmark - reproducible benchmark of database-like ops

rust-csv - A CSV parser for Rust, with Serde support.

arrow2 - Unofficial transmute-free Rust library to work with the Arrow format

tidypolars - Tidy interface to polars

wgpu - Safe and portable GPU abstraction in Rust, implementing WebGPU API.


databend - A modern Elasticity and Performance cloud data warehouse, activate your object storage for real-time analytics.