Composable web framework for Kotlin/Wasm and Kotlin/JS

Bf-Tree is a modern read-write-optimized concurrent larger-than-memory range index in Rust from MS Research.

RyTuneX is a cutting-edge optimizer built with the WinUI 3 framework, designed to amplify the performance of Windows devices. Crafted for both Windows 10 and 11.

winapp, the Windows App Development CLI, is a single command-line interface for managing Windows SDKs, packaging, generating app identity, manifests, certificates, and using build tools with any ap…

XAML Studio is a rapid prototyping tool for WinUI-based XAML that can then be easily copied into Visual Studio!

DevWinUI is a collection of useful classes, controls, styles, and codes for WinUI 3. Create a WinUI 3 app in less than a minute with the built-in project templates and scaffolding tools.

Open source implementation of Apple's SwiftUI.

SXO is a multi-runtime server-side JSX tool for Node.js, Bun, Deno, and Cloudflare Workers. It includes SXOUI, a framework-agnostic UI library inspired by shadcn/ui

Awesome projects, built with or for GPUI!

An open-source Flutter POS system designed for small restaurants and businesses.

The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++

.NET bindings for Direct3D12, Direct3D11, WIC, Direct2D1, XInput, XAudio, X3DAudio, DXC, Direct3D9 and DirectInput.

Introduction to Machine Learning Systems

Learn how to design systems at scale and prepare for system design interviews

💫 Toolkit to help you get started with Spec-Driven Development

My notes on software troubleshooting, covering debugging and tracing techniques and tools. Available at wtrace.net.

Comprehensive reference of WinUI 3 namespaces, organized by architecture layers for efficient, real-world development.

Low-Level Programming Roadmap and Resources

master every layer of frontend engineering: cpu → networking → browser → js → dom → rendering → performance → react internals → ssr → optimization in 12 weeks

Sequence diagrams of how ActivityPub works

A modern, resource-efficient REST API client for Windows

A thread-per-core Rust runtime with IOCP/io_uring/polling.

Windows Research Kernel Source Code

A modern, cross platform IDE for .NET, built with .NET & Godot

Converts a project to use Centralised Package Management

Learn C, C++, and Rust through ranked A1–C2 examples.

Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.

Microsoft BASIC for 6502 Microprocessor - Version 1.1

“DroidNet” is a robust suite of sub-projects for WinUI app development, focusing on automation and quality assurance. Its modular architecture makes it a powerful tool for developers working with W…