Description: GroupMe is a free group messaging app that allows people to stay connected through group chats, direct messages, and photos. It's popular for coordinating events, keeping in touch with friends and family, and communicating within work teams or student organizations.
Type: software
Description: Openfire is an open source instant messaging and chat server. It uses the XMPP protocol and can be configured to work with many chat clients such as Spark, Pidgin, and Web clients. It is written in Java and has features like group chat, messaging archive, and plugins.
Type: software
Pricing: Open Source