An Opengl Renderer For Everything That Can Be Represented As Squares
With cellEngine, you can easily manipulate colors and sizes of individual pixels. It's made with Opengl and GLFW. It's also includes a class named Grid that allows you to store 2d data easily.
$ git clone https://github.com/szrIpr/cellEngine.git --recursive
$ cd cellEngine
$ mkdir build
$ cd build
$ cmake ..
$ cmake --build .
This will create an exacutable in cellEngine/bin