JSON that's part of C++
WebDriver for Firefox
Open source PDF editor
An open source RDP server
Multi-format (PDF, EPUB, MOBI, FB2, CHM, XPS, DjVu) reader for Windows
A C++ library for interacting with JSON
Simple REST and HTTP API Client for .NET
Formatting library as an alternative to C stdio and C++ iostreams
Google's data interchange format
An extensible Markdown Editor, Viewer and Weblog Publisher for Windows
The FRRouting Protocol Suite
The Ray Tracing in One Weekend series of books
An easy to use app for installing and updating 3DS homebrew
A Template Engine for Modern C++
Jwt.Net, a JWT (JSON Web Token) implementation for .NET
Extremely fast, in memory, JSON and interface library for modern C++
Infrared remote library for ESP8266/ESP32
Explains and suggests fixes for compile-time errors for C, C++, C#, Go
A static analyzer for Java, C, C++, and Objective-C
A collection of .NET libraries for rendering mathematical formulae
Web Framework built on top of Qt, using the approach of Catalyst
Lighter, faster browser kernel of blink to integrate HTML UI in apps
TreeFrog Framework, High-speed C++ MVC Framework for Web Applications
A Ruby/Rack web server built for concurrency
Lightweight markup processor to produce HTML, LaTeX, and more