🚀 Hardhat 3 alpha release is out! Learn more.

Hardhat is an Ethereum development environment for professionals. It facilitates performing frequent tasks, such as running tests, automatically checking code for mistakes or interacting with a smart contract. Check out the plugin list to use it with your existing tools.

Built by the Nomic Foundation for the Ethereum community.

Join our Hardhat Support Discord server to stay up to date on new releases, plugins and tutorials.

💡 The Nomic Foundation is hiring! Check our open positions.

To install Hardhat, go to an empty folder, initialize an npm project (i.e. npm init), and run

npm install --save-dev hardhat

Once it's installed, just run this command and follow its instructions:

npx hardhat init

On Hardhat's website you will find:

• Guides to get started
• Hardhat Network
• Plugin list

Contributions are always welcome! Feel free to open any issue or send a pull request.

Go to CONTRIBUTING.md to learn about how to set up Hardhat's development environment.

Hardhat Support Discord server: for questions and feedback.

Follow Hardhat on Twitter.

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