Nasdacoin is an encrypted and decentralized Virtual Currency, open source, point-to-point, developed with the scrypt algorithm in the POW/POS Hybrid format that allows people with an entrepreneurial and passionate profile about the financial and technology market to store and invest their wealth in a safe currency not controlled by the government and even gain a substantial investment interest.
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.