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Opensource flash SWF decompiler and editor. Extract or replace various resources, edit ActionScript, convert to FLA or XML.

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. Works with Java on Windows, Linux or MacOS.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- 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- Built-in proxy server for editing SWF files which come through it- Java based code which supports multiple platforms- Multilanguage support (see language list)- Can decompile some kinds of obfuscated code too

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App specs

  • License

    Free

  • Version

    26.0.0
  • Latest update

  • Platform

    Windows

  • OS

    Windows 11

  • Downloads

    43K

    Last month's downloads

    • 1.4K
  • Size

    20.50 MB

  • Developer

Program available in other languages


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JPEXS Free Flash Decompiler for PC

  • Free
  • 2.7
    24
  • 43K
  • V26.0.0
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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Is JPEXS Free Flash Decompiler safe?

98/100

Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

  • Virus free
  • Spyware free
  • Malware free
  • Verified by Security Partners

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Scan Info

Last scan
Tuesday, April 14, 2026
Scan provider
VirusTotal · Full report

File Integrity

File
26.0.0.msi
SHA256
9692ca62a7c5e9af1f4c98f5164a871df93289c0191a57d75820668396a2cfb6
SHA1
3401804b6eeb65611c516381f60113d4184f19aa

Softonic security commitment

JPEXS Free Flash Decompiler has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware. For more information, visit our Security and Trust Center