Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
All Packages
Category
Tags2
Sort:Used by Most Apps
Polars
Blazingly fast multi-threaded DataFrame library built in Rust with Python, Node.js, and R bindings
msgspec
A fast, zero-cost serialization and validation library for JSON, MessagePack, YAML, and TOML in Python.
msgpackr
Ultra-fast MessagePack serialization for JavaScript with record structures for faster, more compact encoding.
DataComPy
Compare Pandas, Polars, Spark, and Snowpark DataFrames with human-readable difference reports.
algo-msgpack-with-bigint
A zero-dependency MessagePack encoder and decoder for JS/TS with modified BigInt handling.