Notepad - Most simple text editor. Just plain text, saves in .txt format.
ShareFile - Secure file sharing and sync
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
Google Drive - Access and sync your files anywhere
Notepad3 - Notepad3 is a fast and light-weight Scintilla-based text editor with syntax highlighting.
Dropbox - Online Sync and File Sharing