Cusp is a simple 2D spline editing tool for free-form bezier splines or curves calculated by cubic spline interpolation. Its main usage is to create 2D motion paths for simple games.
AutoManga will provide authoring tools (integrated with the Skencil vector graphics program) and PyGame (SDL) based display tools for parametric character animation, with tools and helpers optimized for "manga-style" characters. Uses 2D SVG "cels".