Optimism (OP)

Optimism (OP) Layer 2 blockchain solution in Ethereum

• https://www.optimism.io/
• GitHub: https://github.com/ethereum-optimism

• Optimism Bedrock
• Optimistic rollups

• OP Mainnet transaction fees
• OP Stack

Contracts

• OptimismMintableERC20Factory.sol
• L2OutputOracle.sol
• OptimismPortal.sol

Activities

• Optimism Rollup Operations
• Chain Operator Best Practices

Related

• Zircuit
• Blast
• Worldcoin
• Aave
• Chainlink
• Crypto sequencer
• Superchain
• Arbitrum
• Base
• Bedrock upgrade
• Granite upgrade

See also

• OP Stack: op-, op-geth, op-node, op-proposer, op-batcher, op-contracts, op-challenger, op-heartbeat, op-ufm, op-service, op-deployer, Snap Sync, op-conductor, op-dispute-mon
• Optimism, OP, OP Stack, OP Architecture, op-, Superchain, Optimism Bedrock, Proxyd, Crypto sequencer, rollup, Optimistic Rollup Protocol, Optimism Blobs, Optimism monitorism, fault-mon, eth-optimism/sdk, L2OutputOracle.sol, OptimismPortal.sol, OP Sepolia Testnet (11155420), OP Labs, Optimism Foundation, Fault Proof, Ecotone, Fjord, Rollup node, L2 Chain Derivation Specification, Fastnode.io, OP Contracts Manager (OPCM)
• L2: Rollup, execution layer, Optimistic Rollups (ORs), Optimistic Rollup Protocol, ZK rollup, op-node, Rollup node, Replica, Rollup Node Specification, Fuel.network
• Layer 2, Optimism, Starknet, Base, sequencer, Rollup, Validium, Polygon, Ethereum scaling solutions, Ethereum L2 blockchains