> For the complete documentation index, see [llms.txt](https://docs.sonarsource.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sonarsource.com/sonarqube-server/8.9/setup-and-upgrade/overview.md).

# Overview

### Try out SonarQube <a href="#try-out-sonarqube" id="try-out-sonarqube"></a>

To try out the SonarQube platform, follow the [Try out SonarQube](/sonarqube-server/8.9/try-out-sonarqube.md) guide.

### Install a production instance <a href="#install-a-production-instance" id="install-a-production-instance"></a>

To install a production instance, read the [Prerequisites and overview](/sonarqube-server/8.9/requirements/prerequisites-and-overview.md), and then follow the [Install the server](/sonarqube-server/8.9/setup-and-upgrade/install-the-server.md).

### After the installation <a href="#after-the-installation" id="after-the-installation"></a>

After your server is up and running, you’ll need to install one or more [Overview](/sonarqube-server/8.9/analyzing-source-code/overview.md) on the machines where the analysis will be performed.

### Upgrade your production instance <a href="#upgrade-your-production-instance" id="upgrade-your-production-instance"></a>

To upgrade your production instance, read the [Upgrade the server](/sonarqube-server/8.9/setup-and-upgrade/upgrade-the-server.md) and the relevant, version-specific upgrade notes.


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