Drivechain ... arguably could have been more important or useful than Taproot Dr. Adam BackCEO & Founder Blockstream / Inventor of Hashcash
with its diverse range of sidechains:
Yes, skydogenet combines original Bitcoin Core Code with Drivechain Code.
We are currently in internal testing of three Sidechains - Thunder, Bitasset and ETHSide. The first sidechain will go live in Q4 2023.
The skydogenet coin is called Skydoge. Detailed Tokenomics can be found on Medium.