ChainCatcher news, Optimism announced on social media that the Alt-DA model has now been launched in the OP Stack beta, allowing any DA layer to build its own DA server for integration into the OP Stack.It is reported that three decentralized DA layers have been launched so far: Celestia, EigenDA, and Avail.

ChainCatcher news, game studio Lattice announced the launch of the L2 chain Redstone, which is an Alt-DA (alternative data availability) chain inspired by Plasma, built on the OP Stack, suitable for applications such as on-chain gaming. Lattice stated that through Redstone, it has achieved a Plasma-inspired data availability design that allows any honest participant on the internet to ensure the chain's availability without the need for a new form of consensus outside of Ethereum.