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    141 repositories

    • execution-specs

      Public
      Specification for the Execution Layer. Tracking network upgrades.
      Python
      •
      Creative Commons Zero v1.0 Universal
      •467•1•0•11•Updated Jun 16, 2026Jun 16, 2026

    • prysm

      Public
      Go implementation of Ethereum proof of stake
      ethereum
      ethereum
      Go
      •
      GNU General Public License v3.0
      •1.3k•3.8k•298•249•Updated Jun 16, 2026Jun 16, 2026

    • nitro-testnode

      Public
      A complete environment for nitro-based service including sequencer, batch-poster, validator, and a coordinator.
      TypeScript
      •
      Apache License 2.0
      •93•45•0•15•Updated Jun 16, 2026Jun 16, 2026

    • arbitrum-token-lists

      Public
      TypeScript
      •27•30•8•15•Updated Jun 15, 2026Jun 15, 2026

    • fund-distribution-contracts

      Public
      Contracts for distributing rewards data availability committee members
      Solidity
      •4•11•0•6•Updated Jun 15, 2026Jun 15, 2026

    • arbitrum-docs

      Public
      Arbitrum Docs! Content + Webapp
      JavaScript
      •447•245•9•31•Updated Jun 15, 2026Jun 15, 2026

    • arbitrum-testnode

      Public
      TypeScript
      •0•0•0•2•Updated Jun 15, 2026Jun 15, 2026

    • arbitrum-chain-sdk

      Public
      💙 SDK for building Arbitrum chains
      TypeScript
      •
      Apache License 2.0
      •74•53•7•52•Updated Jun 15, 2026Jun 15, 2026

    • nitro-contracts

      Public
      The core Arbitrum Nitro contracts deployed to the parent chain to host the rollup
      Solidity
      •
      Other
      •159•150•6•39•Updated Jun 15, 2026Jun 15, 2026

    • go-ethereum

      Public
      Go
      •
      GNU Lesser General Public License v3.0
      •156•77•0•14•Updated Jun 15, 2026Jun 15, 2026

    • nitro

      Public
      Nitro goes vroom and fixes everything
      Go
      •
      Other
      •724•913•11•44•Updated Jun 15, 2026Jun 15, 2026

    • hashtree

      Public
      SHA256 library highly optimized for Merkle tree computations
      Assembly
      •
      MIT License
      •13•43•3•0•Updated Jun 11, 2026Jun 11, 2026

    • arbitrum-monitoring

      Public
      A collection of scripts designed for monitoring various aspects of Arbitrum chains.
      TypeScript
      •
      Apache License 2.0
      •12•18•0•17•Updated Jun 11, 2026Jun 11, 2026

    • unclog

      Public
      unclog - micro ncremental change log output gizmo
      Go
      •5•2•1•5•Updated Jun 11, 2026Jun 11, 2026

    • token-bridge-contracts

      Public
      Arbitrum token bridge and peripheral contracts
      Solidity
      •
      Apache License 2.0
      •167•194•4•20•Updated Jun 11, 2026Jun 11, 2026

    • arbitrum-portal

      Public
      TypeScript
      •0•2•0•11•Updated Jun 11, 2026Jun 11, 2026

    • wasmer

      Public
      Rust
      •
      MIT License
      •14•6•0•6•Updated Jun 10, 2026Jun 10, 2026

    • tally-zero

      Public
      Arbitrum DAO Governance UI
      TypeScript
      •
      MIT License
      •1•1•1•3•Updated Jun 10, 2026Jun 10, 2026

    • arbitrum-funds-recovery-tool

      Public
      Tool to recover funds that are stuck on an L2 aliased address
      TypeScript
      •
      Apache License 2.0
      •1•1•1•4•Updated Jun 10, 2026Jun 10, 2026

    • arbitrum-chain-playbook

      Public
      TypeScript
      •0•0•0•1•Updated Jun 10, 2026Jun 10, 2026

    • retryable-tx-panel

      Public
      TypeScript
      •
      Apache License 2.0
      •4•5•11•5•Updated Jun 9, 2026Jun 9, 2026

    • community-helm-charts

      Public
      Community Helm Charts provided by Offchain Labs
      Go Template
      •13•10•114•3•Updated Jun 9, 2026Jun 9, 2026

    • arbitrum-sdk

      Public
      TypeScript
      •
      Apache License 2.0
      •216•275•7•18•Updated Jun 8, 2026Jun 8, 2026

    • op-block-hash-prover

      Public
      TypeScript
      •
      MIT License
      •4•0•0•5•Updated Jun 6, 2026Jun 6, 2026

    • arbitrum-block-hash-prover

      Public
      TypeScript
      •
      MIT License
      •4•0•0•5•Updated Jun 6, 2026Jun 6, 2026

    • block-hash-prover-template

      Public
      TypeScript
      •
      MIT License
      •4•0•0•5•Updated Jun 6, 2026Jun 6, 2026

    • governance

      Public
      Solidity
      •
      Apache License 2.0
      •43•1•0•8•Updated Jun 5, 2026Jun 5, 2026

    • target-lexicon

      Public
      Target "triple" support
      Rust
      •
      Apache License 2.0
      •66•0•0•0•Updated Jun 5, 2026Jun 5, 2026

    • stylus-erc20

      Public
      Solidity
      •5•5•1•1•Updated Jun 5, 2026Jun 5, 2026

    • stylus-erc721

      Public
      Solidity
      •2•1•0•1•Updated Jun 5, 2026Jun 5, 2026
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