The most novel ones implement a new design from scratch; as listed here (click on Running Mainnet tab): https://docs.google.com/spreadsheets/d/1geg5HHgDO-ht0u6

The most novel ones implement a new design from scratch; as listed here (click on Running Mainnet tab): https://docs.google.com/spreadsheets/d/1geg5HHgDO-ht0u6CSTHplJudr9kSGQYAoJvaKnfRhI4 https://docs.google.com/spreadsheets/d/1geg5HHgDO-ht0u6CSTHp...