WoolyPooly.com is an official mining pool of ERGO project. Detailed mining guide is here:
https://woolypooly.medium.com/how-to-mine-ergo-full-mining-guide-f9770b476c7About 3 UST daily reward with 4 GB GPU.

Ergo builds advanced cryptographic features and radically new DeFi functionality on the rock-solid foundations laid by a decade of blockchain theory and development.
It's not a bitcoin fork, code is written from scratch. Project co-owners were a part of Chainlink, NXT, Cardano, Waves IOHK before. Most of them are PhD in physics or computer science.
ERGO already has its own ecosystem which you can check here
https://sigmaverse.io/
Website: http://ergoplatform.org/en/Calc: https://woolypooly.com/#/coin/erg