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

# Matter Documentation

> API reference, CLI tools, and developer guides for the Matter read-later app.

Matter is a read-later app for people who take reading seriously. Save articles, newsletters, PDFs, tweets, and more from anywhere — then read them in a clean, focused interface on iOS or the web. Highlight passages, take notes, and organize everything with tags.

## Resources

<CardGroup cols={2}>
  <Card title="API" icon="code" href="/api">
    Build custom integrations with the REST API. Save URLs, sync your library, and automate workflows.
  </Card>

  <Card title="CLI" icon="terminal" href="/cli">
    Manage your library from the terminal. Includes an interactive TUI and JSON output for scripting.
  </Card>
</CardGroup>