With HashTalk you can create chat rooms using Hashtags.
Just type in a Hashtag to join or start a conversation. Now share your Hashtags, so others can join the conversation, too.
Therefore nobody needs e-mail addresses or passwords. Just enter your real name or your favored username. Also, there is no limitation on how many users can join a conversation.
HashTalk is the easiest way to create chat rooms for you and your friends. Enjoy!