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.
Origo Network aims to feature privacy as one of the main drivers of adopting decentralized applications (dApps). Nowhere is the need for privacy more paramount than in the collection of identity and behavior data. What is Origo? A scalable privacy preserving platform for decentralized applications. Origo token is the fuel to operate privacy preserving features on Origo network. A privacy preserving protocol that supports complete privacy protection for not only transactions but also smart contracts Origo Features - Origo Privacy Preserving Protocol - complete privacy preserving technology for smart contract input and output backed by Zero Knowledge Proof - Tailored Scalability Design for Privacy - Sharding + Stateless Client + Origo Consensus (enhanced PoS: a game theory based reward-punishment protocol)