> You are reading the Docusign Developer Documentation. For clean Markdown of any page, append .md to the page URL.
>
> Documentation indexes by section:
> - APIs and SDKs: https://docusign.docs.buildwithfern.com/docs/llms.txt
> - Platform 101: https://docusign.docs.buildwithfern.com/platform/llms.txt
> - Extension Apps: https://docusign.docs.buildwithfern.com/extension-apps/llms.txt
> - Docusign CLI: https://docusign.docs.buildwithfern.com/docusign-cli/llms.txt
>
> Authentication (OAuth, JWT Grant, M2M): https://docusign.docs.buildwithfern.com/platform/auth
> Webhooks and Connect: https://docusign.docs.buildwithfern.com/platform/webhooks
>
> OpenAPI specifications: https://docusign.docs.buildwithfern.com/openapi.json
> MCP server: https://docusign.docs.buildwithfern.com/_mcp/server

# SDK and Tools (SOAP API)

## SDKs

We provide SDKs to wrap our eSignature SOAP API with objects, properties, and methods in your favorite programming language.

#### C\#

[View on GitHub ](https://github.com/docusign/docusign-soap-sdk/tree/master/MS.NET)

Customize our eSignature C# SDK for your own needs or make open-source contributions.

#### Java

[View on GitHub ](https://github.com/docusign/docusign-soap-sdk/tree/master/Java)

Customize our eSignature Java SDK for your own needs or make open-source contributions.

#### PHP

[View on GitHub ](https://github.com/docusign/docusign-soap-sdk/tree/master/PHP)

Customize our eSignature PHP SDK for your own needs or make open-source contributions.

#### Ruby

[View on GitHub (sample only)](https://github.com/docusign/docusign-soap-sdk/tree/master/Ruby/DocusignSample)

Customize our eSignature Ruby SDK for your own needs or make open-source contributions.

#### Salesforce

[View the Salesforce: Apex SDK on GitHub ](https://github.com/docusign/docusign-soap-sdk/tree/master/Salesforce)

Customize our Salesforce: Apex SDK for your own needs or make open-source contributions.

## Tools and Resources

#### [SOAPUI](https://www.soapui.org/)

A complete API test automation framework for SOAP APIs.

#### [API Dashboard](/platform/api-dashboard)

Track the health of your apps, monitor activity, and troubleshoot failed requests.

#### [API Usage Center](/platform/api-usage-center)

Find out if your apps have efficiency issues and learn what can be done to address them.