Z3 · the zcashd successor
zcashd is deprecated. The Z3 stack — Zebra + Zaino + Zallet — is its modular Rust replacement: a validating node, an indexing/lightwallet service, and a wallet, run together. This is the infrastructure much of the Dev Fund and ZCG spend is building toward.
Official
zcashd deprecation & migration guide
Why zcashd is being retired and how the ecosystem moves to the Z3 stack.
The stack
Zebra
ProductionConsensus full node (zebrad) — an independent Rust implementation of the Zcash protocol. The validating node that replaces zcashd's consensus.
Zcash Foundation · GitHub ↗
Zaino
Feature-completeIndexing & lightwallet service — the gRPC/JSON-RPC layer that serves wallets, taking over the role lightwalletd played for zcashd.
Zingo Labs · GitHub ↗
Zallet
AlphaFull-node wallet — the wallet daemon and RPCs that replace zcashd's built-in wallet, paired with Zebra + Zaino.
Electric Coin Co · GitHub ↗