Transfer files from one person to another using a web interface.
Microsoft Sharepoint collaboration environment.
Skype For Business (Microsoft Lync)
Instant messaging and Voice over IP (VOIP) calling.
The "Campus IT team” on Mattermost includes a “Campus Web” channel, replacing the old UWWeb slack team. Join the Campus IT team - it's a place for IT staff across campus to chat and collaborate. You can run Mattermost from any web browser, but to really get its benefits you should get the app which is at https://mattermost.com/download/ (under Mattermost Mobile & Desktop Apps).
Store, sort, and share digital image files.