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

# Built-in Extensions

> Overview of OpenClaw's built-in plugins and extensions

OpenClaw includes 39+ built-in extensions demonstrating plugin patterns and providing ready-to-use integrations. Extensions are organized in the [`extensions/`](https://github.com/openclaw/openclaw/tree/main/extensions) directory.

## Channel Plugins

Channel plugins integrate messaging platforms:

<CardGroup cols={2}>
  <Card title="Matrix" icon="matrix" href="/channels/matrix">
    Open protocol for decentralized communication. Supports encrypted DMs and rooms.
  </Card>

  <Card title="Microsoft Teams" icon="microsoft" href="/channels/msteams">
    Enterprise chat via Bot Framework. Supports teams, channels, and 1:1 chats.
  </Card>

  <Card title="IRC" icon="hashtag">
    Classic IRC protocol. Connect to Libera.Chat, OFTC, and other networks.
  </Card>

  <Card title="Mattermost" icon="comments">
    Open-source Slack alternative. Self-hosted team communication.
  </Card>

  <Card title="Nextcloud Talk" icon="cloud">
    Nextcloud-integrated chat. Self-hosted video calls and messaging.
  </Card>

  <Card title="Feishu (Lark)" icon="building">
    Enterprise communication platform by ByteDance.
  </Card>

  <Card title="Google Chat" icon="google">
    Google Workspace chat integration.
  </Card>

  <Card title="LINE" icon="line">
    Popular messaging app in Asia. Flex messages and rich cards.
  </Card>

  <Card title="Twitch" icon="twitch">
    Live streaming chat integration.
  </Card>

  <Card title="Nostr" icon="bolt">
    Decentralized social protocol.
  </Card>

  <Card title="Tlon (Urbit)" icon="ship">
    Urbit messaging integration.
  </Card>

  <Card title="Zalo" icon="z">
    Vietnamese messaging platform.
  </Card>
</CardGroup>

### Core Channels (Built-in)

These channels are built into OpenClaw core:

* **Telegram** - `src/telegram/` - Telegram Bot API
* **Discord** - `src/discord/` + `extensions/discord` - Discord bot integration
* **Slack** - `src/slack/` + `extensions/slack` - Slack Bolt framework
* **Signal** - `src/signal/` + `extensions/signal` - Signal CLI integration
* **iMessage** - `src/imessage/` + `extensions/imessage` - macOS iMessage bridge
* **WhatsApp** - `src/web/` + `extensions/whatsapp` - WhatsApp Web (Baileys)
* **BlueBubbles** - `extensions/bluebubbles` - iMessage cloud integration

## Tool Plugins

Tool plugins add custom agent capabilities:

### LLM Task

**Package:** `extensions/llm-task`

JSON-only LLM task runner for drafting, summarizing, and classifying. Designed for workflow engines.

```json theme={null}
{
  "plugins": {
    "entries": {
      "llm-task": { "enabled": true }
    }
  },
  "agents": {
    "list": [
      { "id": "main", "tools": { "allow": ["llm-task"] } }
    ]
  }
}
```

### Lobster

**Package:** `@openclaw/lobster`

Workflow orchestration with typed pipelines and resumable approvals. Build multi-step workflows with human-in-the-loop approval gates.

### Phone Control

**Package:** `extensions/phone-control`

Control phone functions (Android intents, iOS shortcuts) via agent tools.

### Voice Call

**Package:** `@openclaw/voice-call`

Voice call tools for telephony integrations. WebRTC media streaming.

## Service Plugins

Service plugins run background tasks:

### Diagnostics (OpenTelemetry)

**Package:** `extensions/diagnostics-otel`

Export diagnostics events to OpenTelemetry. Integrates with observability platforms (Jaeger, Zipkin, etc.).

```json theme={null}
{
  "plugins": {
    "entries": {
      "diagnostics-otel": {
        "enabled": true,
        "config": {
          "endpoint": "http://localhost:4318/v1/traces"
        }
      }
    }
  }
}
```

### Copilot Proxy

**Package:** `extensions/copilot-proxy`

Proxy GitHub Copilot requests for custom model routing.

### Device Pair

**Package:** `extensions/device-pair`

Device pairing service for multi-device setups.

## Memory Plugins

Memory plugins provide persistent storage:

### Memory Core

**Package:** `extensions/memory-core`

Core memory interfaces and abstractions.

### Memory (LanceDB)

**Package:** `extensions/memory-lancedb`

Vector memory storage with LanceDB. Embeddings, semantic search, and RAG.

```json theme={null}
{
  "plugins": {
    "entries": {
      "memory-lancedb": {
        "enabled": true,
        "config": {
          "tableName": "openclaw_memory",
          "embeddingProvider": "openai"
        }
      }
    }
  }
}
```

## Auth Plugins

Auth plugins provide authentication flows:

### Google Antigravity Auth

**Package:** `extensions/google-antigravity-auth`

Google authentication via Antigravity (internal Google API).

### Google Gemini CLI Auth

**Package:** `extensions/google-gemini-cli-auth`

CLI-based authentication for Google Gemini API.

### Minimax Portal Auth

**Package:** `extensions/minimax-portal-auth`

Authentication for Minimax AI portal.

### Qwen Portal Auth

**Package:** `extensions/qwen-portal-auth`

Authentication for Qwen (Alibaba) AI portal.

## Utility Plugins

### Open Prose

**Package:** `extensions/open-prose`

Rich text editing and prose formatting utilities.

### Thread Ownership

**Package:** `extensions/thread-ownership`

Manage thread ownership in multi-agent environments.

### Talk Voice

**Package:** `extensions/talk-voice`

Voice synthesis and TTS utilities.

## Installing Extensions

Most extensions are bundled with OpenClaw. To enable an extension:

```json theme={null}
{
  "plugins": {
    "entries": {
      "matrix": { "enabled": true }
    }
  }
}
```

Or install from npm:

```bash theme={null}
openclaw plugins install @openclaw/matrix
```

## Extension Metadata

Extensions declare metadata in `package.json`:

```json theme={null}
{
  "name": "@openclaw/matrix",
  "openclaw": {
    "extensions": ["./index.ts"],
    "channel": {
      "id": "matrix",
      "label": "Matrix",
      "docsPath": "/channels/matrix",
      "order": 70
    },
    "install": {
      "npmSpec": "@openclaw/matrix",
      "localPath": "extensions/matrix",
      "defaultChoice": "npm"
    }
  }
}
```

## Exploring Extensions

Browse the [extensions directory](https://github.com/openclaw/openclaw/tree/main/extensions) to explore implementations:

* **Channel plugins:** `matrix`, `msteams`, `irc`, `mattermost`
* **Tool plugins:** `llm-task`, `lobster`, `voice-call`
* **Service plugins:** `diagnostics-otel`, `memory-lancedb`
* **Auth plugins:** `google-antigravity-auth`, `minimax-portal-auth`

## Next Steps

* [Plugin SDK Reference](/plugins/plugin-sdk) - Build your own plugin
* [Examples](/plugins/examples) - Detailed code examples
* [Publishing](/plugins/publishing) - Share your plugin on npm