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NomicFoundation/hardhat · source

Snapshot 0 · 2026-11-04T12:47:25Z · TypeScript ·

GitHub description at capture

Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software.

README at capture

![](https://raw.githubusercontent.com/NomicFoundation/hardhat/main/img/hardhat-header.png)

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 smart contracts.

Built by the [Nomic Foundation](https://nomic.foundation/) for the Ethereum community.

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> 💡 This is the README for Hardhat 3, the new major version of Hardhat. For the previous version (v2), see [this branch](https://github.com/NomicFoundation/hardhat/tree/v2) instead.

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## Getting started

To install Hardhat and initialize a new project, run the following command in an empty directory:

```bash
npx hardhat --init
```

This will take you through an interactive setup process to get started.

## Learn more

To learn more about Hardhat, check out the [documentation](https://hardhat.org/docs/).

## Contributing

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

Go to [CONTRIBUTING.md](https://github.com/NomicFoundation/hardhat/blob/main/CONTRIBUTING.md) to learn about how to set up Hardhat's development environment.