I've been using Hex Fiend, and while pretty good and FOSS, it still lacks in some of the above (especially in UI). Looked at Synalyze It! and while it looks pretty much perfect with some nifty syntax ...

It’s little surprise that most hackers have a favorite text editor, since we tend to spend quite a bit of time staring at the thing. From writing code to reading config files, the hacker’s world is ...