Delphi SWF SDK
Delphi SWF SDK 1.9 for Mac can be downloaded from our website for free. The application is included in Developer Tools.
From the developer:
Delphi SWF SDK contains pure Object Pascal library for creating SWF files, without any external dynamic libraries. Released features: visual objects creating (shape, button, text); advanced objects (morphing shape, sprite); all types of filling (solid, gradient, image); device and embedding fonts; sound (events, streaming); video; action commands; any transition and transformation
You may want to check out more software for Mac, such as SWF Decrypt, Apache Flex SDK Installer or Feathers SDK Manager, which might be similar to Delphi SWF SDK.