the_forgotten_java-4.0.0-forge-1.20.1.jar is an alpha file of the Minecraft mod Forgotten Java for Forge, made for Minecraft 1.20.1. It was published on April 19, 2025 and is 22.4 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Forgotten Java mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.