v4.0.0
What's Changed
This release includes significant changes that improve the experience of working with both L2 and L3 Arbitrum chains.
You can find the v3-to-v4 migration guide here. You can find the code and documentation for v3 here.
Changes Overview
- Terminology change from L1/L2 to parent/child to accommodate for both L2s and L3s
- Simplified networks registration and management