Nextcloud
Access and share your files, calendars, contacts, mail and more from any device, on your terms.
Self-hosted Groupware software
Collaborative software or groupware is designed to help people working on a common task to attain their goals. Groupware often regroups multiple services such as file sharing, calendar/events management, appointment scheduling, address books... in a single, integrated application.
20 apps, ranked by GitHub stars weighted by maintenance health.
Seafile
File hosting and sharing solution primary for teams and organizations.
SOGo
SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface.
Sync-in
File storage, syncing, sharing, and collaboration with real-time editing, permission management, and desktop/CLI clients.
bewCloud
File sharing + sync, notes, and photos (alternative to Nextcloud and ownCloud's RSS reader).
Colanode
Collaboration suite with real-time messaging, rich text pages, file management, and dynamic databases - built for offline work (alternative to Slack, Notion).
Openmeetings
Video conferencing, instant messaging, whiteboard, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming.
egroupware
Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS.
Group Office
Enterprise CRM and groupware tool. Share projects, calendars, files and e-mail online with co-workers and clients.
Tracim
Collaborative Platform for team collaboration: file,threads,notes,agenda,etc.
Tine
Software for digital collaboration in companies and organizations. From powerful groupware functionalities to clever add-ons, tine combines everything to make daily team collaboration easier.
Citadel
Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more.
Cozy Cloud
Personal cloud where you can manage and sync your files, notes, contacts, passwords, and documents.
Digibuzzer
Create a virtual game room around a connected buzzer (documentation in French).
Digipad
Online application for creating collaborative digital notepads (documentation in French).
Digiscreen
Interactive whiteboard/wallpaper for the classroom, in person or remotely (documentation in French).
Digistorm
Create collaborative surveys, quizzes, brainstorms, and word clouds (documentation in French).
Digitools
Set of simple tools to accompany the animation of courses in person or remotely (documentation in French).
Digiwall
Create multimedia collaborative walls for in-person or remote work (documentation in French).
Zimbra Collaboration
Email, calendar, collaboration server with Web interface and lots of integrations.