Mattermost
Description: Mattermost is an open-source, self-hosted online chat service with file sharing, search and integration capabilities. It supports text, images, videos and custom emojis across PCs and phones with instant notifications.
Type: software
Pricing: Freemium
SpaceHey
Description: SpaceHey is an alternative to the popular social networking platform Hey.com, with a focus on privacy and ad-free experience. It offers many similar features to Hey such as photo sharing, messaging, profiles, and a clean interface.
Type: software