JUCE is an open-source cross-platform C++ application framework
Google Testing and Mocking Framework
Cross platform toolkit for creative coding in C++
Redpanda is a streaming data platform for developers
A cross-platform file change monitor with multiple backends
A bytecode optimizer for Android apps
Industrial-grade RPC framework used throughout Baidu
Object oriented frameworks - PowerBuilder, PowerServer & InfoMaker!
NativeScript for Android using v8
Developer Assistant for PUC-Rio Tecgraf sci/tech toolkits on GNU/Linux
SDL library for Android, including several games.
Cross-platform DICOM implementation
Original source code of Ultimate Toolbox, TCP/IP and Grid for MFC
C++ Statistical ToolKit
Portable and lightweight cross platform app development framework
ALFOUR Programming language. Simple, safe, power, multi-platform.
Development framework based on message driven provided
Source code is here - https://sourceforge.net/projects/lcmd-git/
A framework in which the system is defined by a xml file
4kb procedural graphics using GLSL
x86 Multi-Core Microprocessor and assembler simulator written in C++
A framework for building Mobile cross-platform UI
Caffe, a fast open framework for deep learning