Mass Split Temporal Jacobi Soft Constraint Solver in Solver2D
Mass Splitting Temporal Jacobi Soft Contact Solver.
Implemented in Solver 2D.
Came up with the idea when looking for ways to improve on mass-splitting from the papser "Mass splitting for jitter-free parallel rigid body simulation".
You can find the code here:
https://github.com/michalev-k/solver2d