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

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OP Stack

Superchain interoperability

Tools

Interop

Documentation covering Interop devnet, Supersim in the Interop section of the OP Stack ecosystem.

Release Candidate Alpha devnet

Last updated on March 28, 2025

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