Microsoft SharePoint is a web-based platform designed for collaboration and document management. It allows organizations to create websites for sharing information, managing projects, and storing documents securely. Users can easily access, edit, and share files, making teamwork more efficient. SharePoint also integrates with other Microsoft products, such as Office 365 and Teams, enhancing productivity. It offers features like version control, workflow automation, and customizable templates, enabling businesses to tailor the platform to their specific needs. Overall, SharePoint serves as a central hub for communication and collaboration within organizations.