Adobe has done quite a few projects that would "replace" Dreamweaver, but most have fallen flat. See where it is in a couple of years before jumping to any conclusions.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.