Developer Tools

Everything you need to build, test, and deploy Crosschain applications

lxly.js SDK

JavaScript library for Crosschain interactions on Agglayer with Unified Bridge support

AggSandbox

Local development environment with fork mode support, multi-L2 testing, and rich CLI tooling

AggVisualizer

Interactive visualization of Agglayer network topology and Crosschain transactions

Ecosystem Tools & Resources

Special K

Katana's local development tool for fast chain deployment