Medishares is a Ethereum based, decentralized, open-source mutual aid marketplace. Anyone can join a mutual aid scheme through sending variable amount of MDS to a smart contract.. Anyone can become a mutual aid insurer based on the smart contract templates provided by MediShares, and can profit from it.
Stealthcoin (XST) has been rebranded to Stealth (XST): https://twitter.com/stealthsend/status/993226001101545473 Stealthcoin provides a complete anonymity solution for cryptocurrencies. Stealthcoin has a fair distribution with nearly four hours of low block rewards, a small premine of 1%, and the long-term energy efficiency of proof-of-stake minting.