Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

A GUI client for Windows, Linux and macOS, support Xray and sing-box and others

A modern file manager that helps users organize their files and folders.

The finest Windows Optimizer

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

PDF补丁丁——PDF工具箱，可以编辑书签、剪裁旋转页面、解除限制、提取或合并文档，探查文档结构，提取图片、转成图片等等

Capture Screen, Audio, Cursor, Mouse Clicks and Keystrokes

A simple Blockchain in Python

Windows tray utility / filesystem watcher / launcher for Syncthing

QTTabBar is a small tool that allows you to use tab multi label function in Windows Explorer. https://www.yuque.com/indiff/qttabbar

A utility to give some insight into how you use your keyboard

🔥小巧、美观的桌面快速启动工具 Small, beautiful desktop quickstart management tool with integrated Everything search

鼠标手势（Mouse Gestures）

KeePass 2.x plugin which lets you unlock databases quickly.

Open source JavaScript Minimizer in C#