#pyo3

PyO3-based Rust bindings of the NumPy C-API

Python bindings to the Rust rpds crate for persistent data structures

Databricks's Zerobus Ingest SDKs

Intuitive Data Workflows

Streaming-first technical indicators with a Rust core: native Python, Node.js and WebAssembly bindings plus a C ABI hub for C, C++, C#, Go, Java and R. 514 indicators, O(1) per-tick updates, no system dependencies. Drop-in TA-Lib replacement.

Stub file (*.pyi) generator for PyO3

The fastest Office document library for Python, Rust, Go, JS/TS, C# and WASM. DOCX, XLSX, PPTX, DOC, XLS, PPT. Up to 100× faster than python-docx/openpyxl/python-pptx. 100% pass rate on valid Office files. MIT/Apache-2.0.

Backend-agnostic caching for Python — intent-based decorators with circuit breaker, distributed locking, Prometheus metrics, and optional zero-knowledge AES-256-GCM encryption, on a Rust-powered core. Zero-config L1 in-memory; scales to Redis, Memcached, File, or CacheKit Cloud.

The fastest Python web framework, built on Django. Rust (Actix Web) HTTP server + async typed handlers + msgspec, with the full Django ORM, Admin, middleware and auth. 300k+ req/s, no gunicorn/uvicorn.

GeoArrow in Rust, Python, and JavaScript (WebAssembly) with vectorized geometry operations

A minimal Python library for Apache Arrow, connecting to the Rust Arrow crate

MessagePack serialization library for Python derived from orjson, written in Rust using PyO3

Rust terminal emulator library with Python 3.12+ bindings (PyO3). Provides VT100/VT220/VT320/VT420 compatibility with PTY support.

PyO3-based bridges between Python and Rust async runtimes

Evidence-governed quantum simulation of coupled-oscillator synchronisation — Kuramoto–XY workloads on Superconducting Computers, raw counts + hash-bound result packs, preregistered protocols.

MCP and REST control plane for AI agents to operate creative software: shared Rust/Python runtime, multi-instance gateway, CLI, skill discovery, and studio workflow infrastructure for DCC-MCP.

High-performance Excel and CSV file generation powered by Rust (~7-9x faster)

Perception evaluation toolkit in Rust with Python bindings. A pycocotools drop-in for COCO, LVIS, and Open Images detection metrics, up to 36× faster, plus TIDE error analysis, confusion matrices, calibration, model comparison, and a dataset browser.

ry ~ rust-python

Playwright's API on a Rust CDP engine — Chromium browser automation for Python & Node, no driver subprocess. (Alpha)

Fabricatio is a Python library designed for building applications that leverage Large Language Models (LLMs) using an event-based agent structure. It utilizes Handlebars for templating and provides a robust framework for managing tasks, workflows, and toolboxes, enabling developers to create intelligent and efficient applications.

Longbridge OpenAPI SDK Base.

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Utilities to support common patterns in pyo3-generated bindings