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.
Litecoinpool was first created in 2011 and is a LTC mining pool with no fees. it allows users to mine Litecoin while smart merge mining 7 other cryptocurrencies that are automatically converted to Litecoin.