https://www.newgrounds.com/dump/item/6c521eb39a40e772a2a77717285cca7b

Hello my dear as2 programmers, I decided to upload an extension here that will give you access to the as2 MTASC compiler in Flash Develop, I recently moved to a laptop (not a new one) and I just needed such an extension, so if you want to make wonderful as2 games then you need it for fast work