When comparing TextMate vs FlashDevelop, the Slant community recommends TextMate for most people. In the question“What are the best programming text editors?” TextMate is ranked 23rd while FlashDevelop is ranked 41st. 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 Free
FlashDevelop comes without any cost.
Pro Haxe development support
FlashDevelop has first-class support for Haxe development, the open source toolkit based on a modern programming language and cross-platform library.
Pro Good code completion
FlashDevelop's code completion is pretty good.
Pro Excellent support for Actionscript 2 and 3 (Flash)
Although everyone claims Flash is dead, it's still quite useful for game developers due to its rapid compile and run times, as well as its great debugging functionality with FlashDevelop.
Pro Good number of project templates
While it's project template system is not the best compared to it's competitors, it still is decent and is a good way to generate some boilerplate code.
Pro XML/HTML completion
FlashDevelop has XML/HTML completion aside from code completion.
Pro .NET Framework 2.0 application
It's windows only, but has tremendous support from plugin developers and a dedicated team that's been developing it for close to 10 years.
Pro Source-control support (svn, git, mercurial)
Pro Great debugging
FlashDevelop provides very efficient debugging features.
Pro Supports Zen-coding for HTML
This is very useful for carrying out high-speed HTML coding and editing.
Pro Snippets
Pro Tasks/todo
Pro SWF/SWC exploration
Pro Great project compilation
FlashDevelop facilitates project compilation.
Pro Decent code generation
Although the code generation can't really be called top-notch, it's decent and sufficient for most developers.
Cons
Con OS X only
TextMate is for OSX only.
Con Windows only
FlashDevelop is for Windows only, and it's not cross-platform either.
Con Haxe debugging is in its infancy
Although FlashDevelop supports breakpoint debugging on Flashplayers, native Haxe applications (C++) can't be easily debugged within FlashDevelop.