SDKsAsk a question|Copy page|View as Markdown|More actionsSDKs We provide SDKs to wrap our eSignature REST API with objects, properties, and methods in your favorite programming language. C#JavaNode.jsPHPPythonRubyiOSAndroidSetup and configurationLearn how to set up and configure the C# eSignature SDK.AuthenticationSee how to authenticate using the C# eSignature SDK.Accessing the object modelLearn about how to access the C# SDK object model.Calling methods and handling errorsSee how to call C# SDK methods and handle errors.ReferenceSee the full C# SDK reference.NuGet package managerInstall our eSignature C# SDK from the NuGet package manager.View on GitHubCustomize our eSignature C# SDK for your own needs or make open-source contributions.