reestrogen-2.2.7-neoforge-1.21.1.jar is a release file of the Minecraft mod Expression: Core for NeoForge, made for Minecraft 1.21.1. It was published on May 1, 2026 and is 9 MB in size. For the full description, screenshots and every other version, visit the Expression: Core mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
