Atom is a highly customizable text editor that combines the best features of other popular editors into a single open source tool.It is cross-platform so it can be utilized over a wide variety of operating systems and it comes with a built-in package manager allowing for easy searches. Atom provides smart autocompletion that assists in code writing by allowing for fast and flexible autocompletion.Atom supports a multi-pane interface that is extremely useful while attempting to edit code across multiple files. It also includes a file system browser for browsing and opening a single file or project as well as multiple projects efficiently. You also have the option to choose from multiple open source projects for adding new features to Atom.