1. X3pyC++ Plugin Framework that can integrate with QT, Python, Java or C#.
2. TouchvgA lightweight 2D vector drawing framework mainly using C++ for iOS, Android and Windows.
3. X3cA plugin-framework that uses C++ and STL.
4. VgiosA lightweight 2D vector drawing framework for iOS.
6. vgplayA vector shape playing and animation framework for iOS and Android based on TouchVG
7. vgcoreCross-platform 2D vector drawing library using C++.