Top DESKTOP GitHub Repositories & Tools (2026)

🤱🏻 Turn any webpage into a desktop app with one command.

The open-source AI research workbench for scientific research and agent workflows. Local-first, model-agnostic desktop app with extensible skills, MCP tools and connectors, Python/R execution and traceable artifacts for reproducible research on macOS, Windows and Linux.

Fullstack app framework for web, desktop, and mobile.

A visual multi-agent desktop for Codex: live tasks, shared projects, isolated Missions, and OpenCodex models on Windows.

Create beautiful applications using Go

ZapFast: a fast, native WhatsApp client in Rust and egui

A pixel desktop pet that watches Claude Code, Codex, Cursor & other AI coding agents — so you don't have to.

The Fully Customizable Desktop Environment for Windows 10/11.

A modern, high-performance local file search and productivity tool for Windows. A sleek, customizable alternative to Everything and Listary built with C# WPF and NT Services, featuring instant NTFS MFT parsing, real-time USN monitoring, and plugin support.

A macOS menu-bar app that dresses your windows in knitted borders.

✨ 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.

Open-source, multi-platform harness for AI agents - a native, multi-threaded operator's console (JVM, not Electron) to run Claude Code, Codex, Gemini or OpenCode with a real browser, terminal, editor, secrets & 100+ MCP tools. Built for enterprises, science & research.

Unofficial ChatGPT desktop app for Linux (formerly the Codex app), built locally from OpenAI’s official macOS app. Includes Chat, Work, and Codex. Packages for Debian/Ubuntu (.deb), Fedora/openSUSE (.rpm), Arch (pacman), Nix/NixOS, and AppImage, with Wayland and X11 support.

Open-source desktop and web app for Meta's Muse Code CLI. Runs Muse natively on Windows, macOS and WSL2, with a file viewer, inline diffs, approvals and signed auto-updating installers.

Cross-platform native GUI library for 🦀 Rust

The local-first AI assisted research workspace for scientific writing & publishing. Research, Write, Compile, Verify and Publish in LaTeX • Typst • Markdown • Git-native • Open Source • Desktop Performance

lnwjud — local AI-agent runtime & MCP gateway

Focus on what matters instead of fighting with Git.

Project Homepage & Forums

Cross-platform desktop GUI app to clean image metadata