JSPM

[Optimism] Service for automatically relaying L2 to L1 transactions

List of tokens on Ethereum and Ethereum-compatible chains

[Optimism] Tools for working with Optimism

Model Context Protocol (MCP) server for gasless DEX swapping powered by OKX DEX API + Biconomy MEE

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L1 and L2 smart contracts for Titan

Command line Utillity for Ethereum stakers

MCP server for OKX DEX Analytics - comprehensive DEX aggregator analytics with multi-chain support

EVM Explorer TypeScript BlockScout V2 sdk

[Constellation-Optimism] Hardhat deploy configuration plugin

[Tokamak-Titan] Tools for working with Titan

BlockBee's Library for NodeJS

TypeScript SDK for Aryze Reforge cross-chain bridge protocol

Optimism Transpiler Solc Compiler Wrapper

ElizaOS plugin for Zapper protocol integration - portfolio tracking, DeFi analytics, and blockchain data across 50+ networks

[Optimism and Boba Network] L1 and L2 smart contracts for Optimism and Boba Network

Centralized contract addresses, constants, and token configurations for Malda Protocol

Tools for working with Optimism and Bobanetwork

[Optimism] Hardhat deploy configuration plugin

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A library for retrieving the amount of ERC20 tokens held by a specific address.

[LightLink] Tools for working with LightLink

EVM Explorer utility sdk

Model Context Protocol (MCP) server providing comprehensive read-only Ethereum blockchain access through Infura's infrastructure. Connect Claude Desktop, VS Code, and Cursor to 29 secure Ethereum JSON-RPC tools across 30+ networks including Ethereum, Poly

ReputeX SDK for JavaScript and TypeScript

[Optimism] typescript types for the indexer service

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Core library for PageDAO Hub with blockchain connections and price calculations

Analyse the optimism of a string.

optimism controller for safle vault

🦄 Optimism fork of core smart contracts of Uniswap V3

[Optimism] Optimistic Rollup Dev Tools Library

[Suncex] Tools for working with Suncex

A directory for stable coin addresses for different networks

[Optimism] Tools for working with Optimism

SDK for enhancing censorship resistance of L2 transactions

[Thanos] Core typescript utilities

free accessible nodes for Ethereum and compatible chains

[Optimism] Tools for working with Boba, fork of Optimism

Example of using solc-transpiler & Web3 full node in place of solc-js and other Web3 providers

React comment to help transition between L1 and L2s

[OpVinDAX] Tools for working with OpVinDAX

[Optimism] L1 and L2 smart contracts for Optimism

A comprehensive SDK for tracking multi-asset holdings across multiple blockchain networks

CLI tool for detecting gas optimization opportunities in Solidity code

A CLI tool to create Web3 applications with React, TypeScript, and popular Web3 libraries

[Optimism] L1 and L2 smart contracts for Optimism

[Suncex] Core typescript utilities

Crypto phishing & scam list and detector utility for URLs and Smart Contracts

This library streamlines building ERC-4337 UserOperations and interacting with 4337 infrastructure on the lisk superchain.

[Optimism] Core typescript utilities

Tools for working with Titan 2.0

🛠 An SDK for building applications on top of zipswap.

Smart contracts for Optimism Fractal. https://app.charmverse.io/op-grants/page-8947154553563161

[Autobahn Network] Tools for working with Autobahn Network

A comprehensive SDK for tracking multi-asset holdings across multiple blockchain networks

Decode optimism rollup batcher transactions

React comment to help transition between L1 and L2s

[Fvidi] Core typescript utilities

[Optimism] Core typescript utilities

[Optimism] Tools for working with Optimism

[Optimism] Tools for working with Optimism

[Optimism] Hardhat deploy configuration plugin

[Optimism] Advanced typescript tooling used by various services

[Optimism] L1 and L2 smart contracts for Optimism

🛠 An SDK for building applications on top of tombswap.

[Optimism] External (out-of-protocol) L1 and L2 smart contracts for Optimism

Optimism Truffle Provider Wrapper

[Optimism] Forta Agent that reports whether certain accounts have fallen below some balance

A library for interacting with the blockchains

Layer-Agnostic Optimistic Roll-Ins - A Proof of Concept.

[Optimism] Forta Agent that reports whether certain accounts have fallen below some balance

[Optimism] Tools for working with Optimism

Example of using solc-transpiler in place of solc-js

[Optimism] Tools for working with Optimism

[Optimism] Core typescript utilities

[Optimism] Hardhat deploy configuration plugin

[Optimism] Core typescript utilities

Smart Contract library for DeFi DApp Development

Crypto phishing & scam list and detector utility for URLs and Smart Contracts

🦄 Optimism fork of core smart contracts of UnderVerse Space

[Optimism] Tools for working with Optimism

This is a payment gateway for Optimism sellers

[Optimism] L1 and L2 smart contracts for Optimism

A TypeScript SDK for interacting with on-chain DAO data

SDK for enhancing censorship resistance of L2 transactions