UltimMC is a custom launcher for Minecraft which allows you to manage multiple instances and use offline ("cracked") accounts while keeping as close as possible to the original.
Important
This project is a fork of MultiMC.
This software is provided without any warranty, so please don't contact the main
MultiMC developers in case anything goes wrong using this launcher.
Nonetheless, feel free to create an issue within this repository
in case you face an issue specific to UltimMC.
- All the available downloads can be found here. These builds are directly taken from our GitHub Actions.
Direct downloads for specific platforms can be found below.
Note
In the case you're using macOS then another additional step you might need to do
is to make UltimMC
an executable by running the command chmod x UltimMC.app/Contents/MacOS/UltimMC
in the terminal.
There's additionally a .deb package for Debian/Ubuntu distributions.
And an AUR package as ultimmc-bin.
- Pick the correct download for your system.
- Uncompress it in your desired directory.
- Launch
UltimMC
. - Go to account settings.
- A. Pick "Add Local" and you will be requested to use the username you desire, this can be anything.
- B. Pick "Add Ely.by" and add your Ely.by account by putting your email and password.
- Save it.
- Now enjoy the Launcher.
To update the launcher replace all replaceable files and folders with the newer ones from any of the links listed above.
A better update system is in the works.
This project now includes our MSA API key in order to have functional Microsoft authentication within the launcher.
This means you're accepting the:
We humbly ask that in case you wish to fork UltimMC, please either remove the key by setting it empty (""
) or by setting your own.