Mod by zPeanutCheatsA cheat tool. Most servers forbid it.
An open source, mixin based ghost client for Minecraft 1.8.9 built on Minecraft Forge.
The files of its newest release, on GitHub.
Have a copy of Hydrogen? Check that it is the official one.
Drop it here. We compare its fingerprint with the official Hydrogen files. If we do not know the file, we upload it for a deep check.