multichain

Coordinate multi-chain UX for Ethereum apps with unified balances and automatic network switching.

7|3|Updated Mar 3, 2026
One-click install
npx skills add https://github.com/konopkja/ethux-design --skill multichain
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: multichain
Source: https://github.com/konopkja/ethux-design/tree/main/skills/multichain
Command: npx skills add https://github.com/konopkja/ethux-design --skill multichain

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Multi-chain apps force users to juggle balances across networks, manual network switching, and inconsistent address handling, creating friction and mistakes.

Core Features & Use Cases

  • Unified cross-chain balances with clear chain labeling.
  • Automatic network switching when actions target a different chain.
  • Chain-aware address validation and support for ERC-7930 and ERC-7683 patterns.
  • Deterministic smart account addresses via CREATE2 for a consistent identity across networks.

Quick Start

Describe a typical cross-chain user flow and how the UI should automatically switch networks, validate addresses, and precompute a deterministic smart account address.

Frequently Asked Questions about multichain

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I handle automatic network switching in cross-chain Ethereum apps?▼

Automatic network switching in cross-chain apps is handled by triggering a network change in the wallet connection whenever user actions target a different chain, eliminating manual switching friction.

What is ERC-7930 for cross-chain address handling?▼

ERC-7933 is a standard for cross-chain address handling that enables chain-aware address validation, ensuring addresses are correctly interpreted and formatted across multiple Ethereum networks.

How do I implement intent-based cross-chain transfers using ERC-7683?▼

Intent-based transfers using ERC-7683 are implemented by defining transfer intents that abstract away underlying cross-chain execution, allowing the UI to process bridge operations without manual routing logic.

How do cross-chain dashboards unify balances across multiple L2 networks?▼

Cross-chain dashboards unify balances by aggregating token holdings from L1 to L2 networks with clear chain labeling, providing a single view of multi-chain assets instead of fragmented network-specific displays.

Why use CREATE2 for deterministic smart account addresses across networks?▼

CREATE2 precomputes deterministic smart account addresses to ensure a consistent contract address across all networks, allowing users to maintain a unified multi-chain identity without redeploying accounts.

Does this multichain UX pattern work for bridge UIs and wallet connections?▼

Yes, the multichain UX pattern applies to bridge UIs and wallet connections, coordinating cross-chain transfers and network switching while standardizing address validation for any feature involving multiple networks.