AA Apache Software Foundation · Data catalogs & formats
In-depth entry Language-independent columnar in-memory format and libraries that let DuckDB, Polars, pandas, Spark and databases exchange tables without copying
Apache-2.0 Open source Free Local Nov 2, 2026P Polars (Ritchie Vink and contributors) · DataFrames & array computing
In-depth entry Rust-based DataFrame library with Python, Rust, Node and R bindings offering lazy query optimization, multithreading and Arrow-native memory
MIT Open source Free Local Nov 2, 2026T Typst GmbH · LaTeX & typesetting
In-depth entry Markup-based typesetting system with an Apache-2.0 compiler written in Rust and a collaborative web app, positioned as a faster, simpler alternative to LaTeX
Apache-2.0 Free Open source Local Self-hosted Nov 2, 2026