> For the complete documentation index, see [llms.txt](https://dev.guardian.hedera.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.guardian.hedera.com/guardian/getting-started/installation-guide.md).

# Installation Guide

Install and run the open-source Guardian.

The [Guardian repository README](https://github.com/hashgraph/guardian#readme) provides the definitive installation instructions. It covers prerequisites, environment parameters, unit testing, and deployment options.

Choose an installation approach in the README:

* [Automatic Installation with Docker](https://github.com/hashgraph/guardian#automatic-installation)
* [Build and run manually](https://github.com/hashgraph/guardian#manual-installation)

Find supported versions and the latest release notes in the [Guardian releases](https://github.com/hashgraph/guardian/releases).

### Want to go further?

[Development Environments & FAQs](/developer-tools-and-resources/dev-environments-and-faqs.md) covers local, default, development, and QA deployments. It also covers Docker, Kubernetes, Vault and KMS, upgrades, and session consistency.

Visit that section for additional details and advanced topics.

### Ready for your first steps?

After installation, follow the [hello world tutorial here in the docs](/guardian/getting-started/hello-world-tutorial.md) or directly within the Guardian to learn about core concepts hands on.

Send questions or suggestions to <guardian-feedback@hashgraph.com>. You can also review development milestones, open new issues, or pull requests for improvements: see [Contributing](/community-and-contributing/contributing.md). For community support, [subscribe to the Guardian calendar and attend a future community call](https://luma.com/guardian).