---
title: "Introduction"
description: "Reference documentation for the Byte Luau environment."
icon: "book-open"
---

## Available functions

Browse the libraries below. Each function page includes its signature, aliases, arguments, return values, and an example.

<div className="byte-library-directory">
<CardGroup cols={2}>
  <Card title="Cache" icon="database" href="/reference/cache/index">
    Reference caching and instance comparison.
  </Card>
  <Card title="Cryptography" icon="key-round" href="/reference/crypt/index">
    Encoding, hashing, encryption, and compression.
  </Card>
  <Card title="Filesystem" icon="folder" href="/reference/filesystem/index">
    Read, write, and manage workspace files and assets.
  </Card>
  <Card title="Console" icon="terminal" href="/reference/console/index">
    Console compatibility functions and their return values.
  </Card>
  <Card title="Drawing" icon="pencil" href="/reference/drawing/index">
    Drawing objects and their properties.
  </Card>
  <Card title="Input" icon="mouse" href="/reference/input/index">
    Keyboard, mouse, clipboard, and native dialogs.
  </Card>
  <Card title="Instances" icon="layers" href="/reference/instances/index">
    Instance discovery, UI roots, and native interactions.
  </Card>
  <Card title="Reflection" icon="scan" href="/reference/reflection/index">
    Property access and scriptability.
  </Card>
  <Card title="Scripts" icon="file-code" href="/reference/scripts/index">
    Script bytecode, environments, closures, and GC objects.
  </Card>
  <Card title="Signals" icon="circle-dot" href="/reference/signals/index">
    Signals, connections, and event arguments.
  </Card>
  <Card title="WebSocket" icon="zap" href="/reference/websocket/index">
    WebSocket connections, messages, and lifecycle.
  </Card>
  <Card title="HTTP" icon="globe" href="/reference/http/index">
    HTTP requests and response data.
  </Card>
  <Card title="RakNet" icon="network" href="/reference/raknet/index">
    Outgoing packet callbacks and native transport.
  </Card>
  <Card title="Closures" icon="code" href="/reference/closures/index">
    Compilation, function hooks, and closure inspection.
  </Card>
  <Card title="Debug" icon="bug" href="/reference/debug/index">
    Constants, upvalues, prototypes, and stack inspection.
  </Card>
  <Card title="Metatables" icon="braces" href="/reference/metatables/index">
    Raw metatables, mutability, and thread identity.
  </Card>
  <Card title="Environment" icon="earth" href="/reference/runtime/index">
    Global environments, runtime information, and settings.
  </Card>
  <Card title="File dialogs" icon="folder-open" href="/reference/dialogs/index">
    Native Windows file and folder selection.
  </Card>
</CardGroup>
</div>
