Better_Blast_Furnace_v1.0.zip is a release file of the Minecraft data pack Better Blast Furnace, made for Minecraft 1.21.3. It was published on February 18, 2025 and is 0 MB in size. For the full description, screenshots and every other version, visit the Better Blast Furnace data pack page.
How to install: Put the .zip into the datapacks folder of your world (.minecraft/saves/<world>/datapacks) and run /reload. No mods needed.