Here are the most recent or actively maintained online tools:
| Tool Name | Key Features | New in 2024+ | |-----------|--------------|----------------| | JPEXS Online (Free) | ActionScript 3 decompilation, shape export, sound extraction | Added WebAssembly backend, improved AS3 recovery | | FlashDecompiler.online | Supports both AS2/AS3, shows hex view | New script reconstruction engine | | SWF Extractor Online | Extracts all embedded media (PNG, MP3, JPG) | Batch extraction, no file size limit | | Decompiler.me | Anonymized processing, syntax highlighting | Added timeline viewer for animations |
⚠️ Note: Many older sites (like showmycode.com) are now defunct. Always verify a tool was updated in the last 12 months.
A crucial distinction: Most new online SWF decompilers focus on asset extraction, not perfect source code reconstruction. Why? Because ActionScript (especially version 3.0) is complex. However, a good new decompiler can extract:
Decompiling an SWF you do not own or have permission to modify may violate copyright laws and software licenses (e.g., EULAs).
Flash Player 9+ used AS3, which is much more complex than AS1/2. Old tools fail here. New decompilers must reconstruct classes, packages, and event listeners accurately.
Here are the most recent or actively maintained online tools:
| Tool Name | Key Features | New in 2024+ | |-----------|--------------|----------------| | JPEXS Online (Free) | ActionScript 3 decompilation, shape export, sound extraction | Added WebAssembly backend, improved AS3 recovery | | FlashDecompiler.online | Supports both AS2/AS3, shows hex view | New script reconstruction engine | | SWF Extractor Online | Extracts all embedded media (PNG, MP3, JPG) | Batch extraction, no file size limit | | Decompiler.me | Anonymized processing, syntax highlighting | Added timeline viewer for animations | swf decompiler online new
⚠️ Note: Many older sites (like showmycode.com) are now defunct. Always verify a tool was updated in the last 12 months. Here are the most recent or actively maintained
A crucial distinction: Most new online SWF decompilers focus on asset extraction, not perfect source code reconstruction. Why? Because ActionScript (especially version 3.0) is complex. However, a good new decompiler can extract: ⚠️ Note: Many older sites (like showmycode
Decompiling an SWF you do not own or have permission to modify may violate copyright laws and software licenses (e.g., EULAs).
Flash Player 9+ used AS3, which is much more complex than AS1/2. Old tools fail here. New decompilers must reconstruct classes, packages, and event listeners accurately.