When comparing TextMate vs Suplemon, the Slant community recommends TextMate for most people. In the question“What are the best programming text editors?” TextMate is ranked 23rd while Suplemon is ranked 51st. The most important reason people chose TextMate is:
Textmate is open source and hosted on [GitHub](https://github.com/textmate/textmate).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Textmate is open source and hosted on GitHub.
Pro Extensible
TextMate has an extensive library of plugins which can be further extended to make it even more powerful.
Pro Lightweight footprint
It's lightweight footprint makes it extremely fast to load and use.
Pro Multi line select and editing
Pro Snippets
Pro OS X only (native)
Pro Native multi cursor editing on the command line
Multiple cursors & column selection allow versatile ways of editing.
Pro Low learning curve
Does not drown you in keyboard shortcuts or non-intuitive use-concepts as you start using it, but high-level functionality can still be easily accessed when the need for it arises.
Pro Mouse support
Scroll wheel works automatically. With mouse mode (F8) the cursor can be moved with a left-click to a desired position, and new cursors can be added with right clicks.
Pro No required dependencies
Pro Shows linting messages for Python code (requires flake8)
Cons
Con OS X only
TextMate is for OSX only.

Con No region selection
Some selection features that are taken for granted in other editors are missing here. As they say in their documentation, if you want to copy and paste part of a line, you need to use the mouse to select it and copy with Ctrl + Shift + C.
