You have completed the and the software is running. Now, lock it down.
If you are not looking for the Minecraft client, you might be referring to one of these: JEX (JExperiment): Jex Client Download
: As with any "hacked" or utility client, use caution. Many third-party sites (like those mentioned in) may bundle mods with malicious software. Stick to the official GitHub for the safest version. You have completed the and the software is running