Confluence - Confluence is content collaboration software that changes how modern teams work
Yammer - Yammer is a leading enterprise social network used by more than 200,000 companies worldwide, including 85% of the Fortune 500, to get work done smarter and faster. Sign Up Today.
MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint
Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
Communifire - Enterprise Social Collaboration Software
Ryver - Ryver provides all of your team communications in one place: chats, posts, and files.