| Name | Description | Type | Package | Framework |
| ThinPlateR2LogRSplineKernelTransform | Began as a port of itk's itkKernelTransform. | Class | jitk.spline | Fiji |
| TransformInverseGradientDescent | Class | jitk.spline | Fiji | |
| XfmUtils | Class with helper methods for debugging and testing the this thin plate spline implementation. | Class | jitk.spline | Fiji |