Source files are [here](https://github.com/GregTechCEu/GregTech/releases/tag/nuclear-testing). Currently, on trying to run, [MRRecipeMaps.java](https://github.com/MrKono/MaterialReplication/blob/master/src/main/java/kono/ceu/materialreplication/api/recipes/MRRecipeMaps.java) line 54 causes a crash. `onRecipeBuild` has protected access. There may be other issues.