Firefox, however, has the best option for Windows users since it lets you save an open browser tab as text. In Windows 8.1 using Firefox 29.0.1, just click on Firefox’s menu icon and choose the ...

Also earlier this year, open source code repository software startup GitLab introduced an integration of the Koding web-based IDE. To try the text editor, open up the Google cloud console.

Adobe has released version 1.0 of Brackets, its free open-source text editor that's built in HTML, CSS and JavaScript, for coding HTML, CSS and JavaScript.