Lodestar alternatives for AI agents.

The game-changing wallet for Ethereum and all EVM chains

A blazingly fast, local, Ethereum block explorer built on top of Erigon

Client library to onboard users to web3 apps

Source for evm.codes an Ethereum Virtual Machine Opcodes Interactive Reference

Basic Polkadot/Substrate UI for interacting with a Polkadot and Substrate node. This is the main user-facing application, allowing access to all features available on Substrate chains.

A reference implementation for the Wormhole blockchain interoperability protocol.

Promise and RxJS APIs around Polkadot and Substrate based chains via RPC calls. It is dynamically generated based on what the Substrate runtime provides in terms of metadata.

Simple browser extension for managing Polkadot and Substrate network accounts in a browser. Allows the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps.

Farm 🍅 on the Fuel network.

The leading agentic finance toolkit for AI agents

⚡ Tact compiler for TON blockchain—build secure, efficient smart contracts with powerful tooling and seamless integration

Main Stellar client library for the JavaScript language.

Solana JavaScript SDK

The most powerful wallet infrastructure for the multi-chain world

An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu

SP1 is a zero‑knowledge virtual machine that proves the correct execution of programs compiled for the RISC-V architecture.