rainbow sword is a release file of the Minecraft resource pack Frute's animated rainbow swords, made for Minecraft 1.20.1. It was published on November 1, 2024 and is 4.7 MB in size. For the full description, screenshots and every other version, visit the Frute's animated rainbow swords resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.