Free Communication Software
DeviantArt
DeviantArt is where art and community thrive. On DeviantArt, you can can explore over 350 million pieces of art made by millions of fellow artists around the globe. Create a profile and share your art with others through galleries and through journaling. Allowing other artist to share and favorite your work, while you reach a broader audience and connecting with new people and potential customers.
Pleroma
Pleroma is a free and open source, federated, social networking server built on open protocols. It consists of several openly developed components, including the Pleroma server and the default Pleroma frontend. Since Pleroma is built for the fediverse it is compatible with other socially federated networks such as GNU Social, Mastodon, and many other ActivityPub implementations.
Google Chat
Built for teams, Google Chat provides direct message communication and team chat rooms. Google Chat is an istant messaging application developed by Google for mobile Android and iOS devices, and the web. Google Chat integrates with the gSuite offering of tools such as Google Drive, Google Docs, Google Sheets, Google Keep and more, allowing you to stay productive with your team, in the Google ecosystem.
Irssi
Irssi is a terminal based IRC client for UNIX-based operating systems. Irssi comes with IRC built-in and is multi-protocol friendly for module authors, it also support integration with SILC and ICB protocols via plugins. The application easily integrates with your window manager, your terminal emulator, your remote connection, your terminal multiplexer, your IRC bouncer and your IRC adapter. Allowing you to use Irssi virtually everywher throughout your system. Irssi is free software licensed under the GPLv2, available for macOS, Linux, BSD, Solaris, and Cygwin.
reddit
Reddit is a social news aggregation network and community. On reddit people can share and discuss web content in user created communities called subreddits. Each subreddit rally around specific topics where only related content can be shared, and rated. The web content that can be shared or reddit includes links, text posts, and images which can all be upvoted or downvoted.
Hummingbard
Hummingbard is an experiment in building communities on top of the Matrix network. Hummingbard has social elements like user profiles, posts, communities, sharing and so on. It is intended to be more than just a decentralized link aggregator or a microblogging platform.
mIRC
mIRC is a popular Internet Relay Chat client used by millions of people, and thousands of organizations, to communicate, share, play and work with each other on IRC networks. mIRC has been serving the Internet community for over two decades, and has evolved into a powerful, reliable piece of software for communication over IRC.
StreetLoc
StreetLoc.com is the closest competitor to Facebook, its Privacy Focused offering a Facebook like experience without the Fact Checkers, Thought Police and Censorship. StreetLoc offers Fan Subscriptions for Groups allowing fans to financially support the creators they love with a monthly/annual recurring payment. Fan Subscriptions are coming to Events, Pages and Personal profiles.