F2pool is a Chinese multicurrency mining pool founded in 2013. Now it has servers located in the USA, Canada, Russia, Singapore, and several other countries. The pool has a big number of supported coins. Currently, it is possible to mine around 40 currencies on F2pool.
HashGains - is an enterprise of the American company Futuristics Internet Services that was launched in 2017. HashGains includes more than 1,500 professionals in their field, but also several mega data centers.
HashAnywhere Monero is a XMR mining pool where users can mine XMR for a 1% fee. Users can also mine and receive BTC directly for a 1.5% fee. The Minimum payout for HashAnywhere Monero is 0.3 XMR or 0.5 XMR for exchanges or BTC payments.