1. Introduction
  2. Background
  3. OP Stack Protocol
    1. Bridges
      1. Messengers
      2. Deposits
      3. Withdrawals
      4. Guaranteed Gas Market
      5. Proposals
    2. Clients
      1. Execution Engine
      2. Rollup Node
        1. Rollup Node P2P
        2. Derivation
      3. Batch Submitter
    3. Fault Proof
      1. Cannon Fault Proof VM
      2. Stage One Decentralization
        1. Anchor State Registry
        2. Dispute Game Interface
        3. Fault Dispute Game
          1. Honest Challenger
          2. Bond Incentives
        4. Bridge Integration
        5. Optimism Portal
    4. Precompiles
    5. Predeploys
    6. Preinstalls
    7. Superchain
      1. Superchain Configuration
      2. Superchain Upgrades
    8. System Config
    9. Configurability
    10. Safe Extensions
      1. Stage 1 Roles and Requirements
      2. Deputy Pause Module
    11. Protocol Upgrades
      1. Regolith
      2. Canyon
      3. Delta
        1. Span Batches
      4. Ecotone
        1. Derivation
        2. L1 attributes
      5. Fjord
        1. Execution Engine
        2. Derivation
        3. Predeploys
      6. Granite
        1. Execution Engine
        2. Derivation
      7. Holocene
        1. Derivation
        2. Execution Engine
        3. System Config
      8. Pectra Blob Schedule
        1. Derivation
      9. Isthmus
        1. Configurability
        2. Execution Engine
        3. Derivation
        4. L1 Attributes
        5. Predeploys
  4. Governance
    1. Governance Token
  5. Experimental
    1. Custom Gas Token
    2. Standard L2 Genesis
    3. Alt-DA
    4. Interoperability
      1. Dependency Set
      2. Messaging
      3. Predeploys
      4. Sequencer
      5. Verifier
      6. Supervisor
      7. Fault Proof
      8. Upgrade
      9. Token Bridging
      10. ETH Liquidity
      11. Superchain ETH Bridge
      12. ETH Bridging
      13. Derivation
      14. Transaction Pool
      15. OptimismPortal
      16. ETH Lockbox
    5. OP Contracts Manager
    6. Governance Token
    7. Multithreaded Cannon FPVM
  6. Glossary