Development Environment

WorldLand Networks

WorldLand provides two networks for development and production:

Network	Chain ID	Description
Seoul Mainnet	103	Production network
Gwangju Testnet	10359	Test and development network

RPC Endpoints

Network	RPC URL
Seoul Mainnet	https://seoul.worldland.foundation/
Gwangju Testnet	Contact the team for testnet endpoint

Node Client

Your WorldLand node is needed to connect to the WorldLand network, issue API calls, or send transactions.

• worldland is the WorldLand node binary
• It exposes two interfaces: a command-line interface and the JSON-RPC APIs
• worldland runs on Linux, Mac, and Windows
• The CLI comes with several utility and node management functions

See the Node Developer section for detailed instructions on installing and running a node.

Smart Contract Development

WorldLand is fully EVM-compatible, meaning you can use the same development tools as Ethereum:

Tool	Description
Remix	Browser-based IDE for Web3 Development
Hardhat	A development environment for EVM software
Foundry	Fast, portable toolkit for Ethereum development

Connecting to WorldLand with Hardhat

Add WorldLand networks to your hardhat.config.js:

module.exports = {
  networks: {
    seoul: {
      url: 'https://seoul.worldland.foundation/',
      chainId: 103,
      accounts: [process.env.PRIVATE_KEY],
    },
    gwangju: {
      url: 'YOUR_GWANGJU_RPC_URL',
      chainId: 10359,
      accounts: [process.env.PRIVATE_KEY],
    },
  },
};

Connecting to WorldLand with Remix

1. Open Remix IDE
2. Go to Deploy & Run Transactions
3. Select Injected Provider (MetaMask)
4. Ensure MetaMask is connected to the WorldLand network

WorldLand Blockchain Platform

Tool	Description
Block Explorer	Block and transaction explorer
MetaMask Wallet	Browser-based account management tool
WorldLand Cloud	GPU Cloud Computing Platform

Adding WorldLand to MetaMask

Field	Seoul Mainnet	Gwangju Testnet
Network Name	WorldLand Seoul	WorldLand Gwangju
RPC URL	https://seoul.worldland.foundation/	(Contact team)
Chain ID	103	10359
Currency Symbol	WL	WL
Block Explorer	https://scan.worldland.foundation/	https://scan.worldland.foundation/