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

# SDKs & Libraries

> Production-ready PayGlocal SDKs in 4 languages — identical functionality with language-specific optimizations.

## SDKs & Libraries

Production-ready SDKs for your favorite programming languages. Start integrating in minutes with comprehensive features and excellent documentation.

<Note>
  All SDKs provide **identical functionality** with language-specific optimizations.
</Note>

***

## Available SDKs

<CardGroup cols={2}>
  <Card title="Node.js" icon="node-js" color="#10B981">
    For JavaScript / TypeScript backends. Promise-based API with full TypeScript types.

    Built-in JWE/JWS encryption, request signing, and status helpers.
  </Card>

  <Card title="Python" icon="python" color="#1A6FE8">
    For Python services and scripts. Sync and async support.

    Built-in JWE/JWS encryption, key management helpers, and webhook validators.
  </Card>

  <Card title="Java" icon="java" color="#F59E0B">
    For JVM-based services. Maven and Gradle support.

    Built-in JWE/JWS encryption, request signing, and Spring-friendly configurations.
  </Card>

  <Card title="Bash / cURL" icon="terminal" color="#8B5CF6">
    For shell scripts and direct API testing. Reference scripts in our sample repo.

    Includes openssl-based encryption + signing helpers.
  </Card>
</CardGroup>

<Note>
  SDK source code and language-specific quickstarts are distributed via the PayGlocal sample-client GitHub repository. Contact your PayGlocal representative or [merchant.support@payglocal.in](mailto:merchant.support@payglocal.in) for repository access.
</Note>

***

## What All SDKs Provide

| Capability               | Description                                                    |
| ------------------------ | -------------------------------------------------------------- |
| **JWE encryption**       | Encrypts request payloads using PayGlocal's public certificate |
| **JWS signing**          | Signs every request with your private key                      |
| **Header construction**  | Adds `x-gl-token-external`, `x-gl-merchantid`, `x-gl-kid`      |
| **Endpoint routing**     | UAT vs Production via single config flag                       |
| **Response decoding**    | Decodes `x-gl-token` callbacks and verifies signatures         |
| **Status helpers**       | Wraps GET Status, Refund, Capture, Reversal, SI APIs           |
| **Webhook verification** | Validates incoming webhook signatures                          |

***

## Ready to Get Started?

<CardGroup cols={2}>
  <Card title="View Documentation" icon="book" href="/merchant/paycollect/overview">
    Browse the integration guides to learn how PayGlocal APIs work end-to-end.
  </Card>

  <Card title="API Reference" icon="code" href="/api-reference/payments-v2/paycollect/overview">
    Field-by-field endpoint reference with an interactive playground.
  </Card>
</CardGroup>