Here's the list of available IDE and Editor Plugins for haXe :

• FlashDevelop Plugin
• JEdit Syntax File
• TextMate Bundle

And also :

• haXe syntax file for vim
• hxDev haXe mode for Geany editor in Geany SVN; neko plugin available for scripting and autocompletion, by Blackdog
• haXe syntax file for Boxer text editor
• haXe syntax file for EditPlus text editor
• haXe syntax file for the editors of http://www.kde.org (Linux)
• haXe plugin for Xcode - haXe language definition files and instructions
• Editra - Opensource crossplatform IDE written in python with haXe support
• EHX - Eclipse plugin for haXe