Ruffle - An open source Flash player
Swivel - Adobe Flash renderer for creators developed by Newgrounds.
BlueMaxima's Flashpoint - the webgame preservation project.
Bigcolors - Create, invest & trade startups
CheerpX for Flash - its adobe flash player in webassembly
Free SWF to Video Converter - It is an easy-to-use tool to convert Flash to AVI, FLV, WMV, MOV, MPEG, MP4, 3GP, MP3, Animated GIF, BMP, JPG, etc.