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ethereum-optimism repositories

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ethereum-optimism/community-hubMDX

Optimism Governance Docs

Last commit Dec 17, 2025

 (439 stars) (542 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/contractsSolidity

[Optimism] Smart Contracts

Last commit Apr 11, 2021

 (264 stars) (124 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/op-txverifyGo

Utilities for verifying Safe transactions

Last commit Dec 11, 2025

 (5 stars) (2 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/optimismGo

Optimism is Ethereum, scaled.

Last commit Jun 7, 2026

 (6,432 stars) (3,972 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/optimism-ts-servicesTypeScript

[Optimism] Client-Side Services

Last commit Apr 8, 2021

 (19 stars) (11 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/pmJavaScript

Modeled after https://github.com/ethereum/eth2.0-pm

Last commit Dec 8, 2025

 (18 stars) (8 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/smockTypeScript

[Optimism] Solidity mock contracts in JavaScript

Last commit Nov 2, 2021

 (76 stars) (17 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/specsPython

OP Stack Specifications

Last commit Jun 4, 2026

 (172 stars) (202 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/superchain-opsSolidity

superchain-ops allows builders to create and execute tasks on EVM chains.

Last commit Jun 5, 2026

 (98 stars) (128 forks) (0 indexed issues) (0 open good first issues)
ethereum-optimism/supersimGo

Local Multi-L2 Development Environment

Last commit Aug 6, 2025

 (264 stars) (116 forks) (0 indexed issues) (0 open good first issues)