Best Open Source VideoSDK Alternative in 2026
Last Updated: October 1, 2025
VideoSDK is a real-time communication platform that provides APIs and software tools for developers to build video and voice applications. Instead of creating video calling systems from scratch, developers can use VideoSDK's ready-made tools to add features like video meetings, live streaming, screen sharing, and AI-powered voice agents to their apps.
The platform works across all devices and operating systems, including web browsers, mobile apps, and desktop applications. It uses advanced technology to ensure smooth video quality even with poor internet connections and provides global infrastructure with 150ms worldwide latency.
The best alternative to VideoSDK is 
LiveKit
LiveKitOpen-Source Real-Time Video, Audio & AI Platform.
So, here are the 1 best alternatives to VideoSDK:
LiveKit is a complete real-time communication platform that uses WebRTC technology to enable low-latency audio, video, and data exchange between users and AI agents. Unlike traditional communication tools, LiveKit is built specifically for developers who want to create custom real-time experiences.
The platform consists of several parts: the open-source LiveKit server that handles media routing, client SDKs for all major platforms, and LiveKit Cloud for managed hosting. It uses a Selective Forwarding Unit (SFU) architecture, which means it can efficiently handle many participants without heavy server processing.
LiveKit is especially strong for AI applications. It can connect voice agents to phone systems, enable real-time transcription, and support multimodal AI that can see and hear simultaneously. Whether you want to build a simple video chat or a complex AI assistant, LiveKit provides the foundation you need.