Cython

Pandas cheatsheetpandas-dev/pandas

A powerful Python library for data manipulation and analysis, providing fast, flexible data structures.

pandaspandas-dev/pandas

A powerful Python library for data analysis and manipulation, providing fast, flexible data structures.

spacyexplosion/spaCy

Industrial-strength Natural Language Processing library for Python, featuring pretrained pipelines for 70+ languages and production-ready training.

nautilus_tradernautechsystems/nautilus_trader

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

Kivykivy/kivy

An open-source Python framework for building cross-platform GUI applications that run on desktop, mobile, and embedded systems.

openageSFTtech/openage

A free engine clone of the Genie Engine used by Age of Empires, Age of Empires II, and Star Wars: Galactic Battlegrounds.

uvicornKludex/uvicorn

A lightweight ASGI web server implementation for Python, supporting HTTP/1.1 and WebSockets.

cudfrapidsai/cudf

A GPU-accelerated DataFrame library for tabular data processing, part of the RAPIDS data science suite.

libimobiledevicelibimobiledevice/libimobiledevice

A cross-platform library implementing native protocols to communicate with iOS devices without proprietary dependencies.

SurpriseNicolasHug/Surprise

A Python scikit for building and analyzing recommender systems that handle explicit rating data.

Scikit-imagescikit-image/scikit-image

A comprehensive library for image processing in Python with algorithms for segmentation, filtering, morphology, and feature detection.

YOLO TensorFlow ++thtrieu/yolotf

A TensorFlow implementation of YOLO for real-time object detection, supporting weight conversion, training, and mobile deployment.

Riveronline-ml/river

A Python library for online machine learning, designed for streaming data with a focus on user experience.

LightFMlyst/lightfm

A Python library implementing hybrid recommendation algorithms with metadata support for both implicit and explicit feedback.

pyzmqzeromq/pyzmq

Python bindings for ZeroMQ, enabling high-performance distributed messaging in Python applications.

implicitbenfred/implicit

Fast Python library for collaborative filtering recommendation algorithms on implicit feedback datasets.

POTrflamary/POT

A comprehensive Python library for solving optimal transport problems with solvers for linear, entropic, Gromov-Wasserstein, and unbalanced OT, plus machine learning applications.

hyperlearndanielhanchen/hyperlearn

HyperLearn provides 2-2000x faster machine learning algorithms with 50% less memory usage, optimized for all hardware.

qutipqutip/qutip

An open-source Python toolbox for simulating the dynamics of closed and open quantum systems.