First, I'm in no way affiliated with the software that I'm about to mention. I simply discovered it when I was searching the web for JavaScript-specific IDE's.
I just started reading "Modern Javascript" and I'm currently in the chapter that discusses the available text editors and IDEs - free and paid. I know at this point the book is more than 2 years old so I wanted to make the community here aware of a free IDE that's called "Brackets". It's open source and free for download and available for Macs and Windows. I see on their website they are now working on it to make it work on Linux/Un