App dev tutorials

If you're a bit more familiar with the OP Stack and Ethereum, you can try walking through one of the tutorials put together by the Optimism community. They'll help you get a head start when building your first Optimistic project.

Bridging

Communicating between OP Stack and Ethereum in SolidityBridging ERC-20 tokens with the Optimism SDKBridging ETH with ViemBridging your custom ERC-20 token using the Standard BridgeBridging your standard ERC-20 token using the Standard BridgeBridging tutorials

Transactions

Estimating transaction costs on OP StackTracing deposits and withdrawalsTriggering OP Stack transactions from EthereumTransaction tutorials

Supersim

Getting Started: InstallationGetting Started: First StepsCLI: Vanilla mode (non-forked)CLI: Fork modeIncluded ContractsOPChainA (chainID 901)OPChainB (chainID 902)Deposit transactionsSupersim guides and tutorials

Interop

Issuing new assets with SuperchainERC20Transferring a SuperchainERC20Bridging native cross-chain ETH transfersRelaying interop messages using `cast`Relaying interop messages using `viem`Interop tutorials

You can also suggest a new tutorial (opens in a new tab) if you have something specific in mind. We'd love to grow this list!