Crosslink
A high-level roadmap for the first implementation of Crosslink
Placeholders and Processes
This initial milestone will provide the code structure and minimal functionality with no consensus modifications.
✅ Completed: March 21, 2025
Disconnected BFT
Introduce BFT functionality, although Zcash’s existing consensus will be completely unaltered.
✅ Completed: May 16, 2025
PoW Consensus
First modification of PoW consensus to respect the assured finality provided by the BFT protocol.
✅ Completed: August 28, 2025
Staking Transaction Semantics
Introduce new transaction functionality to enable all of the staking operations, such as delegations, PoS roster selection, and rewards issuance.
Status: In Progress
Pre-Productionization, Tech Debt, Final Refactoring
Milestone 5 revisits the prototyping design choices to plan out the Mainnet production readiness roadmap through 2026.
Productionization Phase
Transition from the Prototype Phase to the Productionization Phase to integrate Crosslink into the Zcash protocol. The engineering roadmap and requirements are established during Milestone 5.
For more detailed descriptions of each milestone, see this blog post from early 2025.
