polars VS arrow2

Compare polars vs arrow2 and see what are their differences.


Fast multi-threaded, hybrid-out-of-core query engine focussing on DataFrame front-ends (by ritchie46)


Transmute-free Rust library to work with the Arrow format (by jorgecarleitao)
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polars arrow2
133 25
20,406 967
7.4% -
9.9 0.0
3 days ago 2 days 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 2023-07-10.


Posts with mentions or reviews of arrow2. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-08-03.

What are some alternatives?

When comparing polars and arrow2 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 🚀

modin - Modin: Scale your Pandas workflows by changing a single line of code

arrow-datafusion - Apache Arrow DataFusion SQL Query Engine

DataFrames.jl - In-memory tabular data in Julia

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

datatable - A Python package for manipulating 2-dimensional tabular data structures

db-benchmark - reproducible benchmark of database-like ops

rust-numpy - PyO3-based Rust bindings of the NumPy C-API

tidypolars - Tidy interface to polars

hdf5-rust - HDF5 for Rust

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