All-into-One FLASH Mixer 

AiO FLASH Mixer is a Flash design tool to integrate any SWF and picture files into single SWF file. It is very easy to use, just drag and drop FLASHs to add them. FLASH Mixer can join Flash, create funny Flash, redesign existing Flash and so on.
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SWF Sound Automation Tool 

SWF Sound Automation Tool converts WAV and MP3 files to SWFs, with user specified bitrate, quality and sound modes. It can convert hundreds of sound files at a time, can run as a batch process, and has built-in ftp client to automate server uploads.
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SWF Live Preview 

This handy freeware is aimed to help you preview Flash movie files using standard Windows Explorer. Scan directories and subdirectories for Flash, create and view thumbnails for SWF and Projector EXE and see file information directly in your Explorer
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