OptiForge mod is an unofficial mod for OptiFine which adds support for the operation of OptiFine and Forge on Minecraft version 1.15.2. This is not a permanent solution, this mod will be relevant only until OptiFine itself can work in Forge as before, but until then OptiForge can be used.
How to install OptiForge:
Download OptiForge Mod:For 1.15.2
OptiForge_1.15.2.zip [1.10 Mb]