Notion - All-in-one workspace. One tool for your whole team. Write, plan, and get organized.
UpNote - A beautiful and clean cross-platform app for notes organizer
MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint
Notesnook - Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.
Confluence - Confluence is content collaboration software that changes how modern teams work
Note Board - Productivity app. Save information like a sticky notes.