After that Dash surge was looking for related forks, one big one missing from this list is COLX, which is a PIVX fork.
https://bitcointalk.org/index.php?topic=2141880.0
https://coinmarketcap.com/currencies/colossuscoinxt/
https://coinsmarkets.com/trade-BTC-COLX.htm
https://tradesatoshi.com/Exchange/?market=COLX_BTC