A GUI engine on Windows or X

Using C++ and Code::Blocks IDE

Google Skia (https://skia.org/)

XCB (on Linux)

Cairo (on Linux)

Code::Blocks IDE (to configure the project)

Chckout and build Skia (https://skia.org/)

Install the depends (On Linux, cairo, xcb)

Open Vanilla.cbp by Code::Blocks and replace Skia's path in the compiler parameters

Click "Compile" button in Code::Blocks