The only open thing like this I know of is StutterSocial. His post has more information: https://www.reddit.com/r/Stutter/comments/3ep9y6/stutter_social_google_hangouts_few_times_every/ctiajyy We have several users from India and i'm sure some from Bangladesh. The easiest way to find the chat links is from their facebook page. They post the links before they begin: https://www.facebook.com/stuttersocialofficial?fref=ts