OpenTok Windows SDK
The OpenTok Windows SDK lets you use Vonage Video API-powered video sessions in Windows apps.
- SDK overview
- API reference
- Download
- Tutorials
- Samples
- Release Notes
Important: Windows SDK 2.26.0 was published as version 2.26.0-release. We are looking into the issue.
Important: Windows SDK 2.24 and above no longer support 32-bit x86 architectures.
Apps written with the OpenTok Windows SDK 2.34.1 can interoperate with OpenTok apps written with version 2.32+ of the OpenTok client SDKs:
- OpenTok.js
- OpenTok iOS SDK
- OpenTok Android SDK
- OpenTok Windows SDK
- OpenTok macOS SDK
- OpenTok Linux SDK
- OpenTok React Native SDK
Using the SDK
When creating an installer for your application, add Visual C++ Redistributable for Visual Studio 2019 as an installer package. Only x64 is currently supported.
The Windows SDK requires .NET version 4.6.2 or greater, but it also supports .NET Core 3.1 or greater, and .NET Standard 2.0. It provides support for Windows Presentation Framework and Windows Forms.
The OpenTok Windows SDK supports applications written in C#.
System requirements
The OpenTok Windows SDK is expected to work on desktops, laptops, and tablets from Lenovo, HP, Dell, and ASUS.
The OpenTok Windows SDK is only supported x64 architecture. The supported operating system versions are:
- Windows 7
- Windows 8.x
- Windows 10
- Windows 11 (only Windows SDK 2.22.0+ versions)
Version 2.23.0 of the SDK added support for Universal Windows Platform in desktop applications.
Sample Applications
For sample code, go to the vonage-video-windows-sdk-samples repo at GitHub.
Documentation
See the OpenTok Windows SDK API reference and the OpenTok developer guides.
More information
For a list of new features and known issues, see the release notes.