Open Source Communication Software
Minds
Minds is an alternative, blockchain-based social media platform. With Minds you can earn money or cryptocurrency for using the platform and interactive with other people. Tokens can be used to boost posts or crowdfund other users and their cause. Minds was to be a privacy-focused social network that is censorship resistant, and where users can interact without having their personal data harvested.
GNUnet
Help build the internet of tomorrow with GNUnet. It's a software framework for fully decentralized, peer-to-peer networking that offers link encryption, peer discovery, resource allocation, and secure communication. The goal of the project is to replace the old insecure Internet protocol stack. GNUnet includes a fully decentralized DNS (Domain Name System) that utilize a directed graph instead of the hierarchical system implemented today. It also has it's own identity system re:claimID, a decentralized Identity Platform that is baked into GNUnet.
PocketNet
PocketNet is truly decentralizer, open-sourced, content discovery and social media platform based on blockchain technology. The decentralized nature of PocketNet makes social media platform censorship-resistant and self-policed by users with good reputation where no corporation or individual records your keystrokes, viewing habits or searches.
ProtonMail
World's largest secure email service providing end-to-end encrypted email accounts. ProtonMail is based in Geneva, Switzerland and protected by Swiss privacy laws. The software is openly developed with fully open source code.
Friendica
Friendica is a free and open-source software decentralized social network. With Friendica you can host your own server with a unique domain while being part of the Friendica fediverse of federated services. You can also join one of the already hosted and managed servers as with any other social network. The main difference with Friendica and more common social networks like Facebook, Twitter or Instagram is the distributed nature of the software and it's use built-in support for ActivityPub. Allowing you not only to connect to a plethora of Friendica servers but also connect with other ActivityPub-protocol powered social networks like Funkwhale, Hubzilla, Mastodon, Pleroma, Pixelfed and GNU Social.
Gab
Gab is a free social network that champions free speech, individual liberty and the free flow of information online. All thoughts and ideas are welcome at Gab.
Digsby
Digsby is a free multiprotocol IM client for Windows. The software lets you stay in contact with people and friends on AIM, MSN, Yahoo, ICQ, Google Talk, and Jabber. Digsby also allow you to get alerts from your friends of various social networks such as MySpace, Twitter and Facebook. All this makes Digsby a well-rounded choice for staying up-to-date and in contact with people across the internet.
Steemit
Steemit is a blockchain-based blogging platform and social media application that rewards its users with the cryptocurrency STEEM for publishing and curating content. On Steemit you can publish blog posts on any topic and get rewarded by doing so. You can also be rewarded by upvoting and curating post that the other users deems noteworthy.
Twetch
Twetch is a blockchian-based social network. On Twetch, all interactions are micropayments in the form of Bitcoin BSV and the platform truley revolutionize social media interactions with its micropayments business model that does not include third-party actors taking shares off the payments. All of your content on Twetch is signed by you and stored on the blockchain, forever accessible to you.