Tutorial: How to Build a Flutter Video Call App Using Agora RTC SDK

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A new developer tutorial published on DEV Community walks through building a real-time video calling app in Flutter using the Agora RTC SDK (agora_rtc_engine 6.6.3). The guide covers key steps including initializing the Agora engine, requesting camera and microphone permissions, joining a channel, and rendering both local and remote video streams. It also demonstrates controls for muting audio and toggling video without leaving a call. For production use, the tutorial advises generating short-lived tokens from a secure backend rather than embedding credentials directly in the app. The guide recommends isolating Agora-specific code within a dedicated service layer to keep business logic independent of the SDK.

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