Cozi
Description: Cozi is a free online calendar and organizational tool for families. It allows family members to share calendars, shopping lists, to-do lists, and other organizational features to coordinate schedules and activities.
Type: software
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