// install via winget
winget install JPEXS.FFDec
// direct download
Download Installer// about JPEXS Free Flash Decompiler
JPEXS Free Flash Decompiler (FFDec) is opensource flash SWF decompiler and editor. Extract resources, convert SWF to FLA, edit ActionScript, replace images, sounds, texts or fonts. Various output formats available. Key Features: - Exporting scripts, images, shapes, movies, sounds, fonts... - SWF to FLA conversion - SWF to XML export and import again - Various output formats like SVG or HTML5 Canvas - Displaying ActionScript source code. - Experimental direct editing of ActionScript source - Editing via assembler source - Integrated ActionScript debugger - step, breakpoints, set variables - Both ActionScript 1/2 and AS3 support - Clicking decompiled source highlights P-code associated instruction and vice-versa - Replacing images, editing texts, fonts and other tags - Displaying SWF resources (shapes, sprites, fonts, buttons...) - Hexadecimal dump view with color hilighting also available - Java based code which supports multiple platforms - Multilanguage support (see language list) - Can decompile some kinds of obfuscated code too
// frequently asked questions
winget install JPEXS.FFDec. Winget ships with Windows 10 (1809+) and Windows 11 — no additional install needed.winget upgrade JPEXS.FFDec in PowerShell or Windows Terminal to update JPEXS Free Flash Decompiler to the latest available version.