cross-platform

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

A framework for building native applications using React

✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top models. Pay-as-you-go saves you more. Available on Web, iOS, macOS, Android, Linux, Windows.

An awesome list that curates the best Flutter libraries, tools, tutorials, articles and more.

💥 Blazing fast terminal file manager written in Rust, based on async I/O.

A cross-platform framework using Vue.js

The official Vim repository

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

基于自定义规则的番剧采集APP，支持流媒体在线观看，支持弹幕，支持实时超分辨率。

Flash OS images to SD cards & USB drives, safely and easily.

A free, open source, and extensible speech-to-text application that works completely offline.

A Swiss Army knife for developers.

Develop Desktop, Embedded, Mobile and WebAssembly apps with C# and XAML. The future of .NET UI

Powerful yet simple to use screenshot software :desktop_computer: :camera_flash:

A modern and intuitive terminal-based text editor

KeePassXC is a cross-platform community-driven port of the Windows application “KeePass Password Safe”.

Wiki.js | Next Generation Open Source Wiki

Cross platform GUI toolkit in Go inspired by Material Design

🛠「Watt Toolkit」是一个开源跨平台的多功能 Steam 工具箱。

A fast, modern download manager for HTTP, BitTorrent, Magnet, and ed2k. Cross-platform, built with Golang and Flutter.

FlatBuffers: Memory Efficient Serialization Library

Distribute and run LLMs with a single file.

A modern formatting library

Cross-Platform React Native UI Toolkit

⚡ 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.

🐧 A list of awesome Linux softwares

Desktop/Android/HTML5/iOS Java game development framework

Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience.

Official home of the DB Browser for SQLite (DB4S) project. Previously known as "SQLite Database Browser" and "Database Browser for SQLite". Website at:

Cross-platform Rust rewrite of the GNU coreutils

🐱 BongoCat — A cross-platform interactive desktop pet that brings fun to your desktop!

The Markdown-based note-taking app that doesn't suck.

completely free for everyone. Its build-in Flutter Dart.

Cross-platform React UI packages

A Clash GUI based on tauri. Supports Windows, macOS and Linux.

[Example APPS] Basic Flutter apps, for flutter devs.

The best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.

Simple, secure & standards compliant web server for the most demanding of applications

Audio Editor

Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research

Mars is a cross-platform network component developed by WeChat.

Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.

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

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

Valdi is a cross-platform UI framework that delivers native performance without sacrificing developer velocity.

Burn is a next generation tensor library and Deep Learning Framework that doesn't compromise on flexibility, efficiency and portability.

Dear PyGui: A fast and powerful Graphical User Interface Toolkit for Python with minimal dependencies

Flutter 超完整的开源项目，功能丰富，适合学习和日常使用。GSYGithubApp 系列的优势：我们目前已经拥有 Flutter、Weex、ReactNative、Kotlin View、Kotlin Jetpack Compose ，Compose MultiPlatform，Harmony ArkUI 七个版本，功能齐全，项目框架内技术涉及面广，完成度高，持续维护，配套文章，适合全面学习，对比参考。

cross-platform (Qt), open-source (GPLv3) video editor

Empower the Web community and invite more to build across platforms.

A cross-platform programmable network tool

🏞 A fast, open-source, modern image viewer for 90+ formats – including WEBP, GIF, SVG, AVIF, JXL, HEIC and more – built for smooth browsing across Windows, macOS, and Linux.

One framework for creating powerful cross-platform games.

Open-source simulator for autonomous driving research.

Tiny cross-platform webview library for C/C++. Uses WebKit (GTK/Cocoa) and Edge WebView2 (Windows).

Yet another cross-platform graphical process/system monitor.

Python Imaging Library (fork)

Clipboard manager with advanced features

Simple and Fast Multimedia Library

Event notification library

Kavita is a fast, feature rich, cross platform reading server. Built with the goal of being a full solution for all your reading needs. Setup your own server and share your reading collection with your friends and family.

The Aurelia 1 framework entry point, bringing together all the required sub-modules of Aurelia.

Cross-platform lib for process and system monitoring in Python

Cross Platform Terminal UI toolkit for .NET

A React environment for cross platform desktop apps

Technitium DNS Server

TweetDeck for GitHub - Filter Issues, Activities & Notifications - Web, Mobile & Desktop with 99% code sharing between them

The only downloader you need. 下载器的集大成者。

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.

🔧 Electron based open source toolbox, free integration of rich plug-ins. 基于 electron 的开源工具箱，自由集成丰富插件。