We continue to contribute public goods to help the Ethereum and Optimism community get better and better.

• hildr is an optimism rollup client written in Java.
• op-besu is an optimism execution client written in Java.
• shisui is an ethereum portal network client written in Go.
• mev-share-java is a Java client library for Flashbots MEV-share Matchmaker.
• blob-archiver-rs is a service to archive and allow querying of all historical blobs from the beacon chain written in Rust.
• superproof is a fault proof explorer to visualize dispute game progress and statistics.
• zephyrus is an ethereum consensus client written in Zig.