Flying fireflies 1_21_11-1.0.jar is a beta file of the Minecraft mod Flying fireflies for NeoForge, made for Minecraft 1.21.11. It was published on August 6, 2026 and is 0 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 Flying fireflies mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
