cross-platform — open-source software health

PyPI

90Excellenthealth index

python-pillow/Pillow

Python Imaging Library (fork)

Python · C★ 13.7K↓ 505M/moJul 16, 2026

Custom licenseJul 16, 2026 · metrics 1.13.0

npm · Go · crates.io +2

88Excellenthealth index

valkey-io/valkey-glide

An open source Valkey client library that supports Valkey, and Redis open source 6.2, 7.0 and 7.2. Valkey GLIDE is designed for reliability, optimized performance, and high-availability, for Valkey and Redis OSS based applications. GLIDE is a multi language client library, written in Rust with programming language bindings, such as Java and Python

Java · Python · Rust★ 765↓ 1.4M/moJul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 1.13.0

PyPI

86Excellenthealth index

tox-dev/platformdirs

A Python package for determining platform-specific directories (e.g. user data, config, cache, logs). Handles the differences between macOS, Windows, Linux/Unix, and Android so you don't have to.

Python★ 957↓ 706M/moJul 16, 2026

MITJul 16, 2026 · metrics 1.13.0

npm

84Goodhealth index

NativeScript/NativeScript

⚡ Write Native with TypeScript ✨ Best of all worlds (TypeScript, Swift, Objective C, Kotlin, Java, Dart). Use what you love ❤️ Angular, React, Solid, Svelte, Vue with: iOS (UIKit, SwiftUI), Android (View, Jetpack Compose), Flutter and you name it compatible.

TypeScript★ 25.6K↓ 0/moJul 13, 2026

MITJul 13, 2026 · metrics 1.13.0

npm · NuGet

84Goodhealth index

unoplatform/uno

Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.

C#★ 9,982Jul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 1.13.0

NuGet

82Goodhealth index

MonoGame/MonoGame

One framework for creating powerful cross-platform games.

C# · C★ 14.2KJul 21, 2026

Custom licenseJul 21, 2026 · metrics 1.13.0

Maven

82Goodhealth index

fmtlib/fmt

A modern formatting library

C++★ 23.7KJul 21, 2026

MITJul 21, 2026 · metrics 1.13.0

Maven · npm · RubyGems

81Goodhealth index

facebook/react-native

A framework for building native applications using React

C++ · Kotlin · JavaScript★ 126.2KJul 16, 2026

MITJul 16, 2026 · metrics 1.13.0

Maven · npm

81Goodhealth index

ionic-team/capacitor

Build cross-platform Native Progressive Web Apps for iOS, Android, and the Web ⚡️

TypeScript★ 16.1K↓ 43.7M/moJul 14, 2026

MITJul 14, 2026 · metrics 1.13.0

PyPI

81Goodhealth index

scikit-build/cmake-python-distributions

This project provides the infrastructure to build CMake Python wheels.

Python · CMake★ 135↓ 17.2M/moJul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 1.13.0

PyPI

80Goodhealth index

cherrypy/cheroot

Cheroot is the high-performance, pure-Python HTTP server used by CherryPy. Docs -->

Python★ 202Jul 21, 2026

BSD-3-ClauseJul 21, 2026 · metrics 1.13.0

—

79Goodhealth index

NLog/NLog

NLog - Flexible and Structured Logging for various .NET Platforms

C#★ 6,544Jul 20, 2026

BSD-3-ClauseJul 20, 2026 · metrics 1.13.0

Maven · npm

79Goodhealth index

NativeScript/android

NativeScript for Android using v8

C++★ 561↓ 19.6K/moJul 13, 2026

Apache-2.0Jul 13, 2026 · metrics 1.13.0

Maven

78Goodhealth index

codenameone/CodenameOne

Cross-platform framework for building truly native mobile apps with Java or Kotlin. Write Once Run Anywhere support for iOS, Android, Desktop & Web.

Java★ 1,852Jul 15, 2026

Custom licenseJul 15, 2026 · metrics 1.13.0

—

78Goodhealth index

tetherto/qvac

QVAC - Local AI SDK and libraries for building private, cross-platform, peer-to-peer AI applications. Run LLMs, speech-to-text, translation, and more locally on Linux, macOS, Windows, Android, and iOS.

TypeScript · JavaScript · C++★ 321Jul 18, 2026

Apache-2.0Jul 18, 2026 · metrics 1.13.0

crates.io · PyPI

77Goodhealth index

ClementTsang/bottom

Yet another cross-platform graphical process/system monitor.

Rust★ 13.7K↓ 3,762/moJul 14, 2026

MITJul 14, 2026 · metrics 1.13.0

PyPI

77Goodhealth index

hbldh/bleak

A cross platform Bluetooth Low Energy Client for Python using asyncio

Python★ 2,468↓ 1.8M/moJul 21, 2026

MITJul 21, 2026 · metrics 1.13.0

npm

77Goodhealth index

photostructure/exiftool-vendored.js

Fast, cross-platform Node.js access to ExifTool

TypeScript★ 552↓ 514.7K/moJul 15, 2026

MITJul 15, 2026 · metrics 1.13.0

PyPI

76Goodhealth index

BoboTiG/python-mss

An ultra fast cross-platform multiple screenshots module in pure Python using ctypes.

Python★ 1,275Jul 21, 2026

MITJul 21, 2026 · metrics 1.13.0

crates.io

76Goodhealth index

DioxusLabs/taffy

A high performance rust-powered UI layout library

Rust · HTML★ 3,280↓ 1M/moJul 17, 2026

Custom licenseJul 17, 2026 · metrics 1.13.0

npm

76Goodhealth index

azure/azurite

A lightweight server clone of Azure Storage that simulates most of the commands supported by it with minimal dependencies

TypeScript★ 2,223↓ 1.7M/moJul 18, 2026

MITJul 18, 2026 · metrics 1.13.0

npm

76Goodhealth index

flet-dev/flet

Build realtime web, mobile and desktop apps in Python only. No frontend experience required.

Python · Dart★ 16.3KJul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 1.13.0

—

76Goodhealth index

reactiveui/splat

Makes things cross-platform

C#★ 994Jul 18, 2026

MITJul 18, 2026 · metrics 1.13.0

NuGet

75Goodhealth index

TestableIO/System.IO.Abstractions

Just like System.Web.Abstractions, but for System.IO. Yay for testable IO access!

C#★ 1,623Jul 18, 2026

MITJul 18, 2026 · metrics 1.13.0

—

74Goodhealth index

coverlet-coverage/coverlet

Cross platform code coverage for .NET

C#★ 3,166Jul 16, 2026

MITJul 16, 2026 · metrics 1.13.0

crates.io

74Goodhealth index

devolutions/sspi-rs

A Rust implementation of the Security Support Provider Interface (SSPI) API

Rust★ 78↓ 218.5K/moJul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 1.13.0

PyPI

74Goodhealth index

giampaolo/psutil

Cross-platform lib for process and system monitoring in Python

Python · C★ 11.2KJul 16, 2026

BSD-3-ClauseJul 16, 2026 · metrics 1.13.0

74Goodhealth index

gogpu/gogpu

Pure Go GPU Application Framework — windowing, input, lifecycle, platform abstraction. Part of the GoGPU ecosystem.

Go★ 341Jul 17, 2026

MITJul 17, 2026 · metrics 1.13.0

npm

73Goodhealth index

LinwoodDev/Butterfly

🎨 Powerful, minimalistic, cross-platform, opensource note-taking app

Dart★ 1,928↓ 3,737/moJul 20, 2026

AGPL-3.0Jul 20, 2026 · metrics 1.13.0

npm

73Goodhealth index

ionic-team/capacitor-plugins

Official plugins for Capacitor ⚡️

Java★ 668↓ 17.8M/moJul 14, 2026

No licenseJul 14, 2026 · metrics 1.13.0

#cross-platform