Microsoft OneNote is a computer program

Computer program

A computer program is a sequence of instructions written to perform a specified task with a computer. A computer requires programs to function, typically executing the program's instructions in a central processor. The program has an executable form that the computer can use directly to execute...

 for free-form information gathering and multi-user collaboration. It can gather users' notes (handwritten or typed), drawings, screen clippings, and audio commentaries and share them with other users of Microsoft OneNote over the Internet. The desktop version of OneNote is available for the Microsoft Windows platform.
In Microsoft OneNote, users can enter typed text via keyboard, create tables, and insert pictures.