Fireworks was built on an older codebase that was becoming difficult to maintain. Porting it to the new Creative Cloud architecture required an investment Adobe wasn't willing to make.
Fireworks had a dedicated community of developers who created extensions, styles, and commands. If you needed to generate a complex sprite sheet or convert a design into an email template, there was likely a free extension that could automate the process. adobe cs6 fireworks
For the uninitiated, Fireworks was often misunderstood—a weird middle child between Photoshop and Illustrator. But for its devotees, it was the perfect synthesis of vector and raster, a "magic box" that allowed for rapid prototyping long before that term became an industry buzzword. Fireworks was built on an older codebase that