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Avail Assets

A repository of blockchain chain and token assets for the Avail ecosystem.

Structure

assets/
├── chains/                    # Blockchain networks
│   ├── _index.json           # Master list of all chains
│   └── {chain}/
│       ├── info.json         # Chain metadata
│       └── logo.png          # Chain logo (256x256 PNG)
│
└── tokens/                    # Cross-chain token definitions
    ├── _index.json           # Master token list
    └── {token}/
        ├── info.json         # Token metadata
        └── logo.png          # Universal token logo

Supported Chains

Mainnets

Chain Chain ID Native Token
Ethereum 1 ETH
Arbitrum 42161 ETH
Optimism 10 ETH
Polygon 137 POL
Base 8453 ETH
Scroll 534352 ETH
Avalanche 43114 AVAX
BNB Smart Chain 56 BNB
Monad 143 MON
Sophon 50104 SOPH
Kaia 8217 KAIA
HyperEVM 999 HYPE
MegaETH 4326 ETH
Citrea 4114 cBTC

Testnets

Chain Chain ID Native Token
Ethereum Sepolia 11155111 ETH
Arbitrum Sepolia 421614 ETH
OP Sepolia 11155420 ETH
Polygon Amoy 80002 POL
Base Sepolia 84532 ETH
Monad Testnet 10143 MON

Universal Tokens

Token Symbol
USD Coin USDC
Tether USD USDT
Ethereum ETH
Wrapped Ether WETH
BNB BNB
Avalanche AVAX
Polygon MATIC
POL POL
Kaia KAIA
Monad MON
Hyperliquid HYPE
Citrea BTC cBTC
Wrapped Citrea Bitcoin WCBTC
Citrea USD ctUSD
MegaETH ETH
Sophon SOPH
MegaUSD USDM
USDH USDH

File Formats

Chain info.json

{
  "name": "Ethereum Mainnet",
  "chainId": 1,
  "symbol": "ETH",
  "decimals": 18,
  "type": "mainnet",
  "explorer": "https://etherscan.io"
}

Token info.json

{
  "name": "USD Coin",
  "symbol": "USDC",
  "website": "https://www.circle.com/usdc",
  "description": "A fully collateralized US dollar stablecoin"
}

Image Specifications

  • Size: 256x256 pixels
  • Format: PNG with transparent background
  • Naming: logo.png

Usage

Get chain logo URL

https://raw.githubusercontent.com/availproject/nexus-assets/main/chains/{chain}/logo.png

Get token logo URL

https://raw.githubusercontent.com/availproject/nexus-assets/main/tokens/{token}/logo.png

License

MIT License

Chain and token logos sourced from Trust Wallet Assets (MIT License).