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

# Introduction

# Welcome to CardClan

CardClan is the ultimate platform for sending personalized digital cards that make every interaction memorable. Whether you're looking to automate customer communications, set up integrations, or simply learn how to use our features, you'll find everything you need here.

## Get Started

<CardGroup cols={2}>
  <Card title="API Documentation" icon="code" href="/api-reference/integration/overview">
    Integrate CardClan into your applications with our powerful API
  </Card>

  <Card title="Help Center" icon="question-circle" href="/help/general-support/clear-cookies-cache-chrome">
    Find answers to common questions and troubleshooting guides
  </Card>
</CardGroup>

## Popular Resources

<CardGroup cols={3}>
  <Card title="Send Your First Card" icon="envelope" href="/examples/send-card">
    Learn how to send personalized cards using our API
  </Card>

  <Card title="Bulk Sending" icon="users" href="/help/bulk-sending/merge-tags-csv-upload">
    Send personalized cards to multiple recipients at once
  </Card>

  <Card title="Zapier Integration" icon="zap" href="/help/zapier-automation/setup-cardclan-zapier-action">
    Automate card sending with Zapier workflows
  </Card>
</CardGroup>

## Help Topics

<CardGroup cols={2}>
  <Card title="Account Management" icon="user-cog" href="/help/account-management/add-new-workspaces">
    Manage workspaces, team members, and account settings
  </Card>

  <Card title="Email Setup" icon="mail" href="/help/email-setup/smtp-sender-account">
    Configure Gmail, Office 365, and other email providers
  </Card>

  <Card title="White Label Setup" icon="palette" href="/help/white-label-setup/white-label-setup">
    Customize CardClan with your own branding and domain
  </Card>

  <Card title="Troubleshooting" icon="tools" href="/help/general-support/clear-cookies-cache-chrome">
    Fix common issues and get support
  </Card>
</CardGroup>

## Quick Links

* **[CardClan App](https://app.cardclan.io)** - Access the main application
* **[API Authentication](/authentication)** - Get started with API integration
* **[Merge Tags](/merge-tags)** - Personalize your cards with dynamic content
* **[Error Handling](/error-handling)** - Handle API errors gracefully
* **[Support](mailto:hello@cardclan.io)** - Contact our support team