2.1
Runs OptiFine for 1.14.x in forge dev environment (tested with F4-pre7, older and newer should work).
Runs all OptiFine versions for MC 1.12.2, 1.11.2 and 1.10.2 in forge development environment (older versions not tested).
Non-forge LaunchWrapper and ModLauncher environment is NOT supported.
Instructions:
Put the jar together with OptiFine into mods/ directory and it will just work.