We have just closed our 1st Testnet which was working with one General Message Passing Provider, Omni (
https://omni.network/
), we were live on Omni Network, Arbitrum Goerli, and Optimism Goerli from 26 OCT to 11 Nov, Below are the stats for it

Omni Network
* Address: 0xe543dF75C1283A2B023F42f49640c37F10C7c1CB
* Holders: 96272 holders
* Transactions/transfers: 265344
Arbitrum
* Address: https://goerli.arbiscan.io/token/0xF75759FD60C2B017a553e9B9452D45b8547f6E30 
* Holders: 106656 holders
* Transactions/transfers: 128826
Optimism
* Address: https://goerli-optimism.etherscan.io/token/0x4AE7298d7EdAd7f1b0daBdA4407fbabf78E2D59b 
* Holders: 106502 holders
* Transactions/transfers: 126944
Total transactions completed on OmniFlux
* 521K Txns (more than half million transactions)