Software Alternatives & Startups

Polars

Polars is a highly performant DataFrame library for manipulating structured data. The core is written in Rust, but the library is also available in Python. Its key features are:.

Polars

Polars Reviews and Details

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We have tracked the following product recommendations or mentions on various public social media platforms and blogs. They can help you see what people think about Polars and what they use it for.
  • An Idiot's Guide to Spark Connect Clients
    Rust is where it gets fun for me, because results arrive as Arrow and can go straight into a native Rust tool. This program from the repo has Spark aggregate five million rows down to seven and then hands them to Polars for local work:. - Source: dev.to / 6 days ago
  • Polars 2.0 Is Faster. With ArrowMetal on the Apple Silicon GPU, 52 of 107 Queries Go 1.35x to 7.94x Faster Still
    ArrowMetal is an independent Apache-2.0 project that implements Apache Arrow; Apache Arrow is a trademark of the Apache Software Foundation, and Polars is its maintainers' project, of which I am a user. The table gets refitted again when 2.1 moves the numbers. - Source: dev.to / 11 days ago
  • Polars 2.0: why joins no longer keep their row order
    Polars homepage: open-source DataFrame library, Rust core, MIT licence. - Source: dev.to / 12 days ago
  • PII masking in Polars: MaskOps 2.0, and two metrics that lied to me
    MaskOps is a Rust plugin for Polars that does PII masking inside the dataframe: RUT, CPF, credit cards, IBANs, and twenty-odd more families, air-gapped, with no network call, ever. If you have reached for Microsoft Presidio and found it carries no Latin American identifiers, that is the gap MaskOps fills. It does check-digit-validated RUT, CPF, and CURP detection alongside the EU, US, and APAC families, as a... - Source: dev.to / 4 months ago
  • Pandas feels clunky coming from R. What about Haskell?
    Although not quite without a pipe operator, https://pola.rs was an improvement for me when missing the R dataframe syntax. - Source: Hacker News / 6 months ago
  • Notes from PyData Berlin 2025
    Https://pola.rs/ - Polars was mentioned almost as often as duckdb. I have to admit that I didn't have the chance to use it so far. - Source: dev.to / about 1 year ago
  • learnings from optimizing pandas code
    Libraries like polars aim to be highly optimized from the ground up and can be useful alternatives to explore. - Source: dev.to / over 1 year ago

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Is Polars good? This is an informative page that will help you find out. Moreover, you can review and discuss Polars here. The primary details have not been verified within the last quarter, and they might be outdated. If you think we are missing something, please use the means on this page to comment or suggest changes. All reviews and comments are highly encouranged and appreciated as they help everyone in the community to make an informed choice. Please always be kind and objective when evaluating a product and sharing your opinion.