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    139 repositories

    • actions

      Public
      DeFi Actions SDK for the OP Stack
      TypeScript
      •
      MIT License
      •4•22•49•8•Updated Mar 10, 2026Mar 10, 2026

    • optimism

      Public
      Optimism is Ethereum, scaled.
      ethereumrollupoptimism
      ethereumrollupoptimismovml2-scaling
      Go
      •
      MIT License
      •3.9k•6.4k•694•136•Updated Mar 10, 2026Mar 10, 2026

    • devnets

      Public
      Python
      •4•10•1•3•Updated Mar 10, 2026Mar 10, 2026

    • superchain-ops

      Public
      superchain-ops allows builders to create and execute tasks on EVM chains.
      devopsethereummultsig
      devopsethereummultsigoptimism-l2
      Solidity
      •
      MIT License
      •126•95•38•13•Updated Mar 10, 2026Mar 10, 2026

    • docs

      Public
      Optimism Developer Docs
      MDX
      •327•169•39•1•Updated Mar 10, 2026Mar 10, 2026

    • op-injection-scanner

      Public
      MCP server for prompt injection boundary enforcement
      TypeScript
      •0•0•2•0•Updated Mar 10, 2026Mar 10, 2026

    • op-analytics

      Public
      Onchain Data, Utilities, References, and other Analytics on Optimism
      Jupyter Notebook
      •83•151•61•20•Updated Mar 10, 2026Mar 10, 2026

    • op-geth

      Public
      Go
      •
      GNU Lesser General Public License v3.0
      •971•392•61•41•Updated Mar 9, 2026Mar 9, 2026

    • design-docs

      Public
      MIT License
      •50•58•7•38•Updated Mar 8, 2026Mar 8, 2026

    • infra

      Public
      Optimism is Ethereum, scaled.
      ethereumrollupinfra
      ethereumrollupinfraoptimisml2-scaling
      Go
      •
      MIT License
      •111•41•39•30•Updated Mar 8, 2026Mar 8, 2026

    • specs

      Public
      OP Stack Specifications
      Python
      •
      Creative Commons Zero v1.0 Universal
      •197•169•73•22•Updated Mar 6, 2026Mar 6, 2026

    • ecosystem

      Public
      Optimism is Ethereum, scaled.
      TypeScript
      •
      MIT License
      •82•139•48•13•Updated Mar 4, 2026Mar 4, 2026

    • monitorism

      Public
      Suite of tools for Monitoring OP Stack Chains 🔴 Offers real-time detection and Incident response capabilities ✨
      securitymonitoringoptimism
      securitymonitoringoptimismonchain
      Go
      •
      MIT License
      •33•38•0•1•Updated Mar 2, 2026Mar 2, 2026

    • superchain-registry

      Public
      An index of chains which serves as the source of truth for who’s in the Superchain Ecosystem
      Go
      •
      MIT License
      •208•216•40•22•Updated Feb 23, 2026Feb 23, 2026

    • rollup-boost

      Public
      Sidecar to Enable Rollup Extensions
      Rust
      •
      MIT License
      •82•0•0•3•Updated Feb 20, 2026Feb 20, 2026

    • OPerating-manual

      Public
      OPerating Manual of the Optimism Collective. https://optimism.io/vision
      110•190•5•14•Updated Feb 17, 2026Feb 17, 2026

    • factory

      Public
      Github CI workflows to build artifacts securely
      MIT License
      •1•1•0•0•Updated Feb 12, 2026Feb 12, 2026

    • ethereum-optimism.github.io

      Public
      Unified token list for OP Mainnet, Base, and other OP Chains
      TypeScript
      •827•338•9•22•Updated Feb 11, 2026Feb 11, 2026

    • superchain-tokenlist

      Public
      Repository for adding and managing tokens for Superchain chains.
      TypeScript
      •
      MIT License
      •1•0•0•3•Updated Feb 11, 2026Feb 11, 2026

    • Retro-Funding

      Public
      Python
      •
      MIT License
      •13•13•4•5•Updated Feb 11, 2026Feb 11, 2026

    • argo-cd

      Public
      Declarative Continuous Deployment for Kubernetes
      Go
      •
      Apache License 2.0
      •6.9k•0•0•10•Updated Feb 11, 2026Feb 11, 2026

    • circleci-utils

      Public
      Utility to use in with circleci
      Python
      •
      MIT License
      •5•5•0•3•Updated Feb 10, 2026Feb 10, 2026

    • kurtosis-test

      Public archive
      Test runner for kurtosis
      Go
      •1•2•0•6•Updated Feb 10, 2026Feb 10, 2026

    • forkdiff

      Public
      CLI tool to generate documentation page of git fork diff
      Go
      •
      MIT License
      •14•0•0•3•Updated Feb 10, 2026Feb 10, 2026

    • developers

      Public
      This repository is for builders to get technical support, from the OP Stack to app development!
      appethereumoptimism
      appethereumoptimismop-stack
      Creative Commons Zero v1.0 Universal
      •56•102•7•0•Updated Feb 9, 2026Feb 9, 2026

    • ecosystem-contributions

      Public
      Find ways to contribute to the Optimism Collective
      TypeScript
      •
      MIT License
      •158•359•79•20•Updated Jan 31, 2026Jan 31, 2026

    • bailiff

      Public
      Go
      •4•4•0•2•Updated Jan 19, 2026Jan 19, 2026

    • blob-archiver

      Public
      Go
      •
      MIT License
      •75•3•0•0•Updated Jan 19, 2026Jan 19, 2026

    • op-txverify

      Public
      Utilities for verifying Safe transactions
      Go
      •
      MIT License
      •2•5•4•3•Updated Jan 13, 2026Jan 13, 2026

    • community-hub

      Public
      Optimism Governance Docs
      MDX
      •545•440•22•47•Updated Dec 17, 2025Dec 17, 2025