The newest release or beta for each Minecraft version and loader, on CurseForge.
Have a copy of Luppii's Ladders? Check that it is the official one.
Drop it here. We compare its fingerprint with the official Luppii's Ladders files. If we do not know the file, we upload it for a deep check.
Who makes Luppii's Ladders, with their most downloaded other projects.