Pinkcoin is an x11 PoW/PoS cryptocurrency with a total coin supply of 380 million coins. The Proof-of-Work period lasted for the first 20,000 block that took 7 days to complete. There is a 1% stake interest per year. Pinkcoin has no pre-mine nor IPO though there is some indication of instamine for the first 186 blocks as noted by a code audit conducted.
OKCash was initially launched in November 2014 with the name Positive Innovation for Multi Payment Cash solutions. It was later rebranded to OKCash. OKCash aims to be the social cryptocurrency. OKCash is also developing positive relationship with other cryptocurrencies by helping release a custom wallet for Gaia based on the previous OKCash design. OKCash is now in its PoS period.