yu1745 posted the thread Industrial Craft 2 Port to 1.20+.
Four teams simultaneously began developing remakes of IC2 in March 2026. Among them, two are open-source and two are closed-source; one targets Fabric 1.20.1, while the other three target Forge 1.21.1.
https://github.com/yu1745/ic2-fabric/blob/main/README_EN.md
https://github.com/HalfCooler/IC2R