Free Communication Software
Ghost
Ghost is a free and open-source headless CMS and blogging platform developed by Ghost Foundation. With Ghost you can manage content in style, the user experience provided by the software is intuitive and encourages writing. Ghost is written in JavaScript for the Node.js platform and is released under the MIT license.
LuckyCrush
LuckyCrush is a free web-based and mobile dating application. With LuckyCrush you can start a private video chat with a random, opposite-sex partner. If you don't like your match, just click "next" to be connected with a new partner. Finding a face to face date from all over the world have never been easier. Over 2 million people across the globe uses LuckyCrush to connect with opposite-sex partner in private video chats.
Chaino
Chaino is a social network where you can connect with people on your terms. The social network is designed to have complex privacy settings that allow you as the user to control what data is being shared, and where. Allowing you to share personal updates on your terms and to really connect with people.
Adium
Adium is a free and open source instant messaging client for macOS. Adium can connect to to common messaging services and networks such as AIM, XMPP (Jabber), ICQ, Google Talk, IRC and more.
Xing is a career-oriented social network where you can champion your personal career. With Xing you can make professional contacts and discover exciting jobs, events, news and groups. Xing is used by professionals around the globe to further improve their contact network and grow their businesses and personal careers.
Calendly
Calendly is a free online appiontment scheduling software that makes it super easy to schedule meetings.
Mastodon
Mastodon is a free and open source decentralized social network that is used by over 4.4 million people. At mastodon you can follow friends, discover and rally around topics, and share links, pictures, text, video, much like Twitter. The main difference with Mastodon is the decentralized nature of the software. Anyone is free to start their own Mastodon server, that automatically interconnects with all the other Mastodon servers. Since the network is community-owned and not backed by any venture capital you can be sure that your data will not be monitized and that you will have an ad-free experience.
Contact Form Builder for WordPress
Contact Form Builder is a popular plugin used to create forms for WordPress-powered sites. With Contact Form Builder for WordPress it's simple to create feature rich forms that can capture contact information and other useful form data.
FaceFlow
FaceFlow is an online video calling platform that provides tools for online video communication as well as text-based chat. With FaceFlow you can meet and talk to new people in the form of groups or as an individual. It's simple to sync your webcam with the FaceFlow platform and you can be up and running in minutes, talking to new and exciting people across the globe.