🎉 We are deprecating the Optimism SDK and migrating all tutorials to use viem/op-stack. Read more →

Get startedGet started SuperchainSuperchain App DevsApp Devs OperatorsOperators OP StackOP Stack

OP Stack
Getting Started with OP Stack
Fact sheet
Differences between Ethereum and OP Stack chains
Design philosophy & principles
OP Stack components
Public devnets
Smart contracts
Rollup
Fault proofs
Transactions
Features
- SendRawTransactionConditional
Security
Experimental
OP Contracts Manager
Superchain interoperability
Beta features
- Custom gas token
- Alt-DA Mode
Research
- Block time research
Running a Local Development Environment

❤️ Share general feedback (opens in a new tab)✏️ Edit this page on GitHub

Is this page useful?

OP Stack

Transactions

Transactions

Documentation covering Cross Domain, Deposit Flow, Fees, Forced Transaction, Transaction Flow, Withdrawal Flow in the Transactions section of the OP Stack ecosystem.

Transaction fees on OP Stack Transaction finality OP Stack Forced transaction Cross-Domain Deposit flow Transaction Flow Withdrawal flow

Tools

Superchain Faucet (opens in a new tab)
Gas Tracker (opens in a new tab)
Service Status (opens in a new tab)
Changelog (opens in a new tab)
Devnets (opens in a new tab)

Resources

Developer Support (opens in a new tab)
Get Launch Support (opens in a new tab)
Glossary
Contribute to the OP Stack
Protocol Specs (opens in a new tab)

Ecosystem

Ecosystem Packages (opens in a new tab)
Ecosystem Contributions (opens in a new tab)
Superchain Registry (opens in a new tab)

Follow Us

Community Agreement (opens in a new tab)Terms of Service (opens in a new tab)Privacy Policy (opens in a new tab)Code of Conduct (opens in a new tab)

© 2025 Optimism Foundation. All rights reserved.