vi Basics To add some text to a file, we invoke, vi In all probability, the file doesn‟t exist, and vi presents you a full screen with the filename shown at the bottom with the qualifier. Bram Moolenaar improved vi editor and called it as vim (vi improved) on Linux OS. UNIX provides vi editor for BSD system – created by Bill Joy.The symbol ^ (caret) means that you should hold down the Ctrl key while pressing the indicated letter.You'll love the slick user interface, extraordinary features and amazing performance. Sublime Text is a sophisticated text editor for code, markup and prose.