If you want to render Spine 3.x models, you'll need to be able to render arbitrary textured triangles so meshes and skewing work correctly. Check out the new Sp

If you want to render Spine 3.x models, you'll need to be able to render arbitrary textured triangles so meshes and skewing work correctly. Check out the new Spine TypeScript runtime (spine-ts), which renders via WebGL. Should be trivial to port to OpenGL (ES).