History
A lineage, not a copy.
That shared beginning does not mean Ycash is identical to Zcash today.
Ycash's node software is a fork of the Zcash codebase. The first 570,000 blocks of the Ycash blockchain are the same as the first 570,000 blocks of the Zcash blockchain. That shared beginning does not mean Ycash is identical to Zcash today.
2009
Bitcoin
Digital scarcity and permissionless money.
2016
Zcash
Privacy-preserving cryptocurrency technology.
2019
Ycash
A chain fork focused on accessible digital cash.
Today
Ycash
Open-source wallets, mining, and developer tooling.