Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
Microsoft Office 365 provides web, desktop, and mobile apps for Outlook, Word, Excel, PowerPoint, OneNote, Publisher, Skype, OneDrive, Exchange Online, and more.
Microsoft SharePoint is a web-based collaborative platform which is primarily used for storing and sharing documents, and communicating information across organization.
Microsoft Outlook is an personal information manager from microsoft which helps users communicate, manage schedules & find what they need quickly & easily.
Skype is a multi-channel communications software that provides video chat, voice calls, instant messaging & more to business of all sizes, across the world.