FlashDevelop is a popular open source ActionScript 2/3 and web development environment designed for Windows systems. FlashDevelop is built on the Scintilla editor component and is a Microsoft .NET 2.0 application. FlashDevelop was developed by the members of FlashDevelop.org in 2005 as an alternative to Adobe Flash.
FlashDevelop project is runned by two active members Mika Palmu (aka Meychi) and Philippe Elsass. Other developers like Nick Farino and Alessandro Crugnola have also contributed to the project.
The current version is 3.0.6 RTM was released on november 4, 2009.