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What’s Happening at Walnut
All the latest Walnut news, straight from the team.
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Walnut x Miden: Q1 2026 Update
Miden is a leading project bringing privacy to Ethereum, and we've been working with the team for over a year. This post covers our contributions to the Miden ecosystem during Q1 2026.
Analyse Gas Usage in Starknet Transactions with Walnut Flamegraphs
If you've ever looked at a Starknet transaction and wondered where all the gas goes — we’ve got the answer.
Debugging and Transaction Simulations Are the Most Requested Features by Blockchain Developers
Starknet is an ecosystem that made a bold decision: it launched with its own custom language—Cairo. That means, among other things, it had to build everything from scratch. Cairo devs couldn’t rely on any of the existing blockchain tooling available for Solidity, Ethereum, or other blockchain ecosystems.
New Partnership with Arbitrum: Advancing Debugging for the Solidity MultiVM
Walnut Labs is partnering with Offchain Labs—the team behind Arbitrum—to improve the debugging experience across the Arbitrum stack. This effort is part of our broader mission to bring modern debugging and monitoring tools to emerging rollup ecosystems.
New Partnership with Optimism: Open-Source Debugger and Simulator for the Superchain
Optimism and the Superchain are some of the fastest-growing ecosystems in blockchain. We’re excited to announce a new partnership between Walnut and Optimism to bring open-source debugging and simulation tools to this fast-moving environment.