Best self-hosted Groupware apps

Nextcloud

★ 35,889

Nextcloud is a complete private-cloud suite: files, calendar, contacts, email, calls and document editing. It's the most robust self-hosted alternative to Google Drive and Microsoft 365, with a huge ecosystem of apps.

Seafile

★ 14,882

File hosting and sharing solution primary for teams and organizations.

Colanode

★ 4,922

Collaboration suite with real-time messaging, rich text pages, file management, and dynamic databases - built for offline work (alternative to Slack, Notion).

SOGo

★ 2,127

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

★ 1,458

File storage, syncing, sharing, and collaboration with real-time editing, permission management, and desktop/CLI clients.

bewCloud

★ 1,198

File sharing + sync, notes, and photos (alternative to Nextcloud and ownCloud's RSS reader).

Openmeetings

★ 679

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

★ 293

Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS.

Tracim

★ 272

Collaborative Platform for team collaboration: file,threads,notes,agenda,etc.

Group Office

★ 270

Enterprise CRM and groupware tool. Share projects, calendars, files and e-mail online with co-workers and clients.

Tine

★ 19

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

An online self-hosted 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

A 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.