If you are an Ethereum developer, you're also a Nahmii developer, as the tools used on Ethereum are supported on Nahmii; Remix, Web3js, OpenZeppelin, Hardhat, etc. Make the switch to Nahmii's RPC and get started.
Nahmii Test Network connects with Ethereum's Rospten Testnet, and all network-related details can be found here.
Deploy your contracts on Nahmii using

Setting up the development environment

Via Hardhat

There are a few requirements, please install the following to get started:
  1. 1.
    Node.js v12+ LTS and npm
  2. 2.
  • Install the NVM Hardhat plugin.
yarn add @nahmii/hardhat-nvm
  • Edit hardhat.config.js to use the NVM package.
// hardhat.config.js
  • In the file, add nahmii to the list of networks. Note: Update the accounts fields to fit your personal setup.
module.exports = {
solidity: "0.7.6",
networks: {
nahmii: {
url: 'https://l2.testnet.nahmii.io/',
accounts: { mnemonic: 'test test test test test test test test test test test junk' },
gasPrice: 15000000,
nvm: true
  • To test contracts on the live Nahmii L2, compile it with HardHat.
npx hardhat --network nahmii test
  • To interact with the smart contracts manually, use the console. The JavaScript console can be run with the following command.
npx hardhat --network nahmii console
npx hardhat --network nahmii scripts/deploy.js

Via Remix

Remix is an online IDE to develop smart contracts
  1. 1.
    In a new remix workspace, navigate to the PLUGIN MANAGER.
  2. 2.
    Activate the OPTIMISM COMPILER.
  3. 3.
    A new compiler tab will show up. Select a Solidity file to compile. Be sure to select the correct compiler version for your smart contract.

Running a Node