Search for “Sonic Bumper Engine 1.x” or the latest stable build.
The is a high-performance, momentum-based 3D framework for Unity, designed to help developers create high-speed Sonic fan games . It blends the classic momentum of the 16-bit era with the modern controls of the Adventure and Boost series. sonic bumper engine download portable
: Features wall running, wall climbing, quicksteps, and upreels. Search for “Sonic Bumper Engine 1
Since there is no centralized "App Store" for these, you must go to the development hubs. momentum-based 3D framework for Unity