Pinegrow Web Editor is the most popular one out there. It is a desktop app that lets you build responsive websites faster with live multi-page editing, CSS styling and smart components for Bootstrap, Foundation, AngularJS and other frameworks.
Squarespace is another intuitive web design tool that lets you build beautiful webpages without any coding knowledge.
3. Adobe Edge Reflow CC
This new product from Adobe is available as a public preview. Reflow allows you to start responsive designs faster and create high-fidelity prototypes through media query breakpoints, precise CSS layouts, grouping and more. Edge Reflow now connects directly to Photoshop CC, allowing you to go from static design to responsive comp in just one-click.
Webflow is a professional site builder for designing websites from scratch without any code. You can also start from one of its gorgeous templates.
Macaw is the new kid on the block. It sticks to these words – “Stop writing code, start drawing it.” That pretty much says it all.
6. Adobe Muse CC
Muse creates dynamic websites for desktop and mobile devices that meet the latest web standards — without writing code.
Froont is a flexible tool for creating and collaborating on web design without code.
Webydo creates exceptional HTML websites from scratch, without writing code and offers a full cloud solution that features an online design studio for you, and an integrated CMS for your client.
Freeway creates websites that respond and adapt to any device they’re viewed on. Its available in the free express or the paid pro version.
10. Coffeecup Layout Maker
Coffeecup Layout Maker uses configurable grid systems to create responsive layouts with custom breakpoints.
11. Content Activator
Content Activator is a website platform built specifically for agencies and web professionals. It builds systems to manage your client websites and manages all the complexities that go into delivering content on any device so that you can focus on designing great user experiences.