Developer Tools

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

AggSDK

Typescript SDK for Crosschain interactions on Agglayer and multi-hop bridging

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