CategoriesQuery Engine
Companies in the category 'Query Engine'
These are companies that provide an open source query engine for processing and analyzing data.
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Polars
High-performance DataFrame library in Rust
Polars is a high-performance DataFrame library and query engine written in Rust, designed for fast and efficient data manipulation on a single machine. It provides a multi-threaded, vectorized, and columnar processing engine built on the Apache Arrow memory model, supporting Python, Rust, Node.js, and R. Founded in 2023 as Polars BV, the company offers Polars Cloud, a managed solution that scales the same open-source API from local development to production workloads handling terabytes of data.
Location: Amsterdam, Netherlands
Founded: 2020
Industries
Data & Analytics
Technologies
RustApache Arrow
Sectors
Developers
Licenses
MIT
FundingSeptember 29, 2025
TechCrunch: The startup behind open source tool Polars raises $21M from AccelMedia MentionApril 15, 2026
AlgoMart: Goodbye Pandas, Hello Polars: Why 2026 Is the Year of High-Performance Python DataFramesUpdated: March 19, 2026
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