PyO3

polarspola-rs/polars

An extremely fast query engine for DataFrames, written in Rust, with multi-language frontends.

nautilus_tradernautechsystems/nautilus_trader

A production-grade Rust-native trading engine with deterministic event-driven architecture for multi-asset, multi-venue systems.

grexpemistahl/grex

A command-line tool and library that generates regular expressions from user-provided test cases.

vtracervisioncortex/vtracer

An open-source raster to vector graphics converter that efficiently transforms images into compact SVG files.

harmonyopenai/harmony

A renderer and parser for the harmony response format used with OpenAI's gpt-oss open-weight models.

rustworkxQiskit/rustworkx

A high-performance Python graph library implemented in Rust for general-purpose graph algorithms.

Stencilastencila/stencila

A platform for creating and publishing dynamic, data-driven documents with built-in code execution and collaboration.

KiteSQLKipData/KiteSQL

A lightweight embedded relational database for Rust with a native Rust data API, supporting SQL execution and typed ORM.

PeroxideAxect/Peroxide

A Rust numeric library for linear algebra, numerical analysis, statistics, and machine learning with high performance and syntax inspired by R, MATLAB, and Python.

kandkand-ta/kand

A modern, high-performance technical analysis library built in Rust with Python and WebAssembly bindings.

entrolyjuyterman1000/entroly

A context engineering engine that compresses your entire codebase for AI coding agents, reducing token usage by 70-95% while providing full code visibility.

scirscool-japan/scirs

A comprehensive scientific computing and AI/ML library in pure Rust, offering SciPy-compatible APIs with 10-100x performance gains.

gufo_snmpgufolabs/gufo_snmp

A high-performance Python SNMP client library with async and synchronous APIs, implemented in Rust for speed.

TypeBridgeds1sqe/type-bridge

A modern, Pythonic ORM for TypeDB with an attribute-based API that aligns with TypeDB's type system.