Maqetta is described as 'open source project that provides WYSIWYG visual authoring of HTML5 user interfaces. The Maqetta application itself uthored in HTML, and therefore runs in the browser without requiring additional plugins or downloads'. There are more than 10 alternatives to Maqetta for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and SaaS. The best alternative is Eclipse, which is both free and Open Source. Other great apps like Maqetta are Qt Creator (Free, Open Source), Adobe Dreamweaver (Paid), Pinegrow Web Editor (Paid) and Hype (Paid).
Pinegrow is a Mac, Windows and Linux web editor that lets you build responsive websites faster with live multi-page editing, CSS & SASS styling, CSS Grid editor and smart components for Bootstrap, Foundation and WordPress.
Web Builder is a WYSIWYG (What-You-See-Is-What-You-Get) program used to create web pages. The program generates HTML tags while you point and click on desired functions; you can create a web page without learning HTML.
Focused and built towards coders, web designers, and web builders, ACE (Ajax Code Editor) can help users get familiar with how the coding is and it's basic structure. This web app is useful for those with the basic knowledge of coding.