2023.02.05(사이트 백업)

1. https://www.agora.io/en/blog/how-to-build-a-drop-in-video-chat-application-using-the-agora-android-4x-sdk-preview/

2. https://docs.agora.io/en/signaling/overview/product-overview?platform=android

3. https://github.com/AgoraIO/RTM

아고라 블로그
https://www.agora.io/en/blog/

pubnub을 이용한 라이브채팅
1. https://www.agora.io/en/blog/adding-pubnub-chat-to-an-agora-video-android-app/