Sublime is probably the first GUI text editor that left me satisfied. Everything else over the years was either non-portable, slow or lacking features. After two months of use I just had to buy it, it's worth the price. - It's fast and responsive, can handle large files and personally I've never seen it leaking memory or crashing - Love the goto anything and command palette, brilliant - Text editing is great and can…
Have you ever tried TextMate? Since like me, you don't like "IDE-like features" I can imagine TextMate 2 could be a better fit than Sublime, especially in respect to file management. And a lot of Sublime bundles are compatible with TextMate (and the other way around of course, since these bundles originate from TM)