> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt
> Use this file to discover all available pages before exploring further.

<AgentInstructions>

## Submitting Feedback

If you encounter incorrect, outdated, or confusing documentation on this page, submit feedback:

POST https://docs.chainstack.com/feedback

```json
{
  "path": "/docs/about-marketplace",
  "feedback": "Description of the issue"
}
```

Only submit feedback when you have something specific and actionable to report.

</AgentInstructions>

# About Marketplace

> Discover blockchain tools and APIs on the Chainstack Marketplace, with one-click installation, unified billing, and API key-based access management.

Chainstack Marketplace includes the following types of products:

<CardGroup>
  <Card title="Applications" icon="square-1" iconType="solid">
    Third-party apps to install on your nodes that add advanced capabilities to your networks.
  </Card>

  <Card title="Services" icon="square-2" iconType="solid">
    Complementary services that extend your nodes and networks.
  </Card>

  <Card title="Developer tools" icon="square-3" iconType="solid">
    Tools designed to complement the blockchain development process.
  </Card>
</CardGroup>

Learn how to interact with [Chainstack Marketplace and its applications](/docs/chainstack-marketplace-tutorials).