Flash Decompiler Blog

The blog about SWF internals, ActionScript and the popular flash decompiler.

Latest posts

  • News in FFDec 18.4.x

    AS3 dependencies, class trait editation and new context menus for AS1/2. This post sums new features of version 18.4.x of JPEXS Free Flash decompiler.

  • Strange vertical text
    In Flash editor you can create text which is positioned vertically. It has some strange format of SWF file upon compilation.
  • AS3 getouterscope instruction
    During my journeys around ActionScript 3 bytecode I encountered interesting undocumented instruction called getouterscope. The instruction is not documented in official Avm2 overview available online which makes it harder to understand.
  • News in FFDec 18.3.x

    Shape and morphshape editation, scrollbars and few other news in the versions 18.3.x of JPEXS Free Flash decompiler. Let’s see the details.

  • News in FFDec 18.2.x

    Movies and sounds – this is the theme for 18.2.x of JPEXS Free Flash decompiler. Let’s see what’s new.