> ## Documentation Index
> Fetch the complete documentation index at: https://semgrep-ee9d73d8-mintlify-b75b9a88.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Language reference

<CardGroup>
  <Card title="Language maturity levels" icon="file-text" href="/references/language-maturity-levels">
    Definitions for language maturity levels across Semgrep products.
  </Card>

  <Card title="Feature definitions" icon="file-text" href="/references/feature-definitions">
    Definitions for Semgrep Code and Supply Chain analysis features.
  </Card>

  <Card title="Semantic detection in Java" icon="file-text" href="/semgrep-code/java">
    Proprietary Semgrep features for the Java language that can increase true positives and reduce false positives.
  </Card>
</CardGroup>