Client-to-server compression (viem-compatible) module for compressed, gas-efficient, low-latency eth_call requests.

A library to do multiple calls via a single eth_call using web3.js

> ⚡🚀 SDK for `eth_call` override.

A lightweight library to batch multiple calls via a single eth_call using Multicall3 on 285+ chains.

Typed EVM read scripts in plain TypeScript: a callback builder compiled to runtime bytecode, executed via eth_call (deployless or state-override) with full viem inference

A library to do multiple calls via a single eth_call using web3.

No description provided.

`@kodex-data/multicall` is a JavaScript library that allows you to batch multiple Ethereum read-only calls into a single request, reducing the number of RPC calls and improving performance. It supports the `eth_call` method and the `multicall` contract, w

EVM chain adapter for txfence. Simulation via eth_call and Tenderly, fork simulation, MEV-protected broadcast, signing for Ethereum, Arbitrum, Optimism, and Base.

GuardianRail — the safety layer x402 lacks: deterministic spend caps, asset-spoof protection, payee allowlist, and eth_call pre-flight simulation before an agent signs. Ships as a library and an MCP server.

A library to do multiple calls via a single eth_call using web3.js

CLI for generating typescript types and decode implementations for evm logs

A library to do multiple calls via a single eth_call using web3.

Virtual EIP-1193 provider for E2E testing with Wagmi connector

MetaMask Multichain Api Client

A payload formatter for the Ethereum RPC layer.

A collection of flexible viem extensions with a focus on intelligent caching.

Sub-components of Kaia JavaScript SDKs.

A library for finding the storage slots on an ERC20 token for balances and approvals, which can be used to mock the balances and approvals of an address when estimating gas costs of transactions that would fail if the address did not have the required bal

Fork of https://github.com/MetaMask/web3-provider-engine