
# Solo

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An opinionated CLI tool to deploy and manage standalone test networks.

## Releases

Solo releases are supported for one month after their release date. Upgrade to the latest version to benefit from new features and improvements. Every quarter a version is designated as LTS (Long-Term Support) and supported for three months.

### Current Releases

| Solo Version | Node.js             | Kind       | Solo Chart | Hedera       | Kubernetes | Kubectl    | Helm    | Docker Resources               | Release Date | End of Support |
|--------------|---------------------|------------|------------|--------------|------------|------------|---------|--------------------------------|--------------|----------------|
| 0.67.0       | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.63.2    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-04-02   | 2026-05-02     |
| 0.66.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.63.2    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-04-02   | 2026-07-02     |
| 0.65.0       | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.63.2    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-31   | 2026-04-30     |
| 0.64.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.63.2    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-27   | 2026-06-27     |
| 0.63.0       | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.62.0    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-17   | 2026-04-17     |
| 0.62.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.62.0    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-17   | 2026-06-17     |
| 0.61.0       | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.62.0    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-12   | 2026-04-12     |
| 0.60.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.62.0    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-03-10   | 2026-06-10     |
| 0.58.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.62.0    | v0.71.0      | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-02-25   | 2026-05-25     |
| 0.56.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.60.2    | v0.68.7-rc.1 | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-02-12   | 2026-05-12     |
| 0.54.0 (LTS) | >= 22.0.0 (lts/jod) | >= v0.29.0 | v0.59.0    | v0.68.6+     | >= v1.32.2 | >= v1.32.2 | v3.14.2 | Memory >= 12GB, CPU cores >= 6 | 2026-01-27   | 2026-04-27     |

To see a list of legacy releases, please check the [legacy versions documentation page](docs/legacy-versions.md).

### Hardware Requirements

Docker Desktop (or Docker Engine / Podman on Linux) with at least **12GB of memory** and **6 CPU cores**.

![Docker Desktop Settings](images/docker-desktop.png)

## Installation

Install Solo via Homebrew (macOS, Linux, WSL2):

```bash
brew install hiero-ledger/tools/solo
```

Or via npm (requires Node.js >= 22.0.0):

```bash
npm install -g @hashgraph/solo@latest
```

For detailed platform-specific instructions, see the [Solo User Guide](https://solo.hiero.org/main/docs/solo-user-guide/).

## Documentation
If you have installed solo we recommend starting your docs journey at the one-shot network deployment command you can find here:
[solo docs](https://solo.hiero.org/main/docs/solo-user-guide/#one-shot-deployment))

## Contributing

Contributions are welcome. Please see the [contributing guide](https://github.com/hiero-ledger/.github/blob/main/CONTRIBUTING.md) to see how you can get involved.

## Code of Conduct

This project is governed by the [Contributor Covenant Code of Conduct](https://github.com/hiero-ledger/.github/blob/main/CODE_OF_CONDUCT.md). By participating, you are expected to uphold this code of conduct.

## License

[Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0)
