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

# Sahyogi Developer Docs

> Documentation for all Sahyogi applications

<img className="block dark:hidden" src="https://mintcdn.com/parentheseslabs/VjLRVXdAmyww0EXP/favicon.svg?fit=max&auto=format&n=VjLRVXdAmyww0EXP&q=85&s=b188855bf7d4c335a54ff47c64686e22" alt="Sahyogi" width="48" data-path="favicon.svg" />

# Welcome to Sahyogi Docs

Everything developers need to build, integrate, and deploy Sahyogi applications — in one place.

<CardGroup cols={2}>
  <Card title="SPN Platform" icon="building" href="/spn/quickstart">
    The core B2B supplier-buyer network. REST API, authentication, catalog management, enquiries, and deployment guides.
  </Card>

  <Card title="GST Processor" icon="file-invoice" href="/gstprocessor/overview">
    Streamlit app for CAs and analysts to standardize billing data and generate GST-compliant Excel outputs.
  </Card>

  <Card title="Heena Jewellers" icon="gem" href="/heena/overview">
    Full-stack jewelry business management — client orders, karigar ledgers, WhatsApp order intake, and Khata OCR.
  </Card>

  <Card title="Ignitech AI Caller" icon="phone" href="/ignitech/introduction">
    Python outbound AI calling system for lead qualification, LiveKit SIP calling, Vobiz trunks, and Talking Shops CRM handoff.
  </Card>
</CardGroup>

***

## Quick Links

<CardGroup cols={3}>
  <Card title="SPN Quickstart" icon="rocket" href="/spn/quickstart">
    Get SPN running locally in 5 minutes
  </Card>

  <Card title="API Reference" icon="code" href="/spn/api/overview">
    Explore all SPN REST endpoints
  </Card>

  <Card title="GST Processor Guide" icon="upload" href="/gstprocessor/overview">
    How to upload and process GST files
  </Card>

  <Card title="Heena API Reference" icon="code" href="/heena/api/banks">
    REST endpoints for jewelry management
  </Card>

  <Card title="Ignitech Quickstart" icon="phone" href="/ignitech/quickstart">
    Run the AI caller locally and place a test SIP call
  </Card>
</CardGroup>