It's an add-on that, as its name suggests, turns anything you touch or step on into diamonds immediately. It's also not only made for normal add-on use, but also for trying to do challenges with friends, or for some sort of survival in Bedrock.
Select version for changelog:
Changelog
In the Changelog, the BUG issue was fixed: Intermediate Block, previously you went through 2 blocks and only 1 was converted into diamond_ NOW the 2 Blocks are converted into diamond.
