When comparing TextMate vs Komodo IDE, the Slant community recommends Komodo IDE for most people. In the question“What are the best JavaScript IDEs or editors?” Komodo IDE is ranked 20th while TextMate is ranked 21st. The most important reason people chose Komodo IDE is:
Since Version Control features are very frequently used these days, having them built right into your IDE seems quite the right thing to do. With Komodo, you can perform your Git push-es and pull-s right while you're coding.
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 Built in Version Control
Since Version Control features are very frequently used these days, having them built right into your IDE seems quite the right thing to do. With Komodo, you can perform your Git push-es and pull-s right while you're coding.
Pro Collaboration tools
If you're working with a remote dev team, you'll quickly realize the importance of code collaboration while programming. With the Komodo IDE you don't have to setup a separate teamviewer session, or even share code via dropbox with other devs. All you need is an ActiveState account (+ a partner with the KomodoIDE ofcourse) and your remote team could see LIVE and contribute to your changes in the source files of your app
Cons
Con OS X only
TextMate is for OSX only.
Con Not free
Komodo IDE costs you $89 for a personal license. Even though they have a Free basic version (that's also opensource), but this lacks most of the functionality that the paid version has.