Open Source Alternatives to WIX
CSZ CMS
Responsive CMS built on CodeIgniter and Bootstrap
WBCE CMS
Secure, SEO-friendly CMS with a friendly interface
GeniXCMS
Simple PHP CMS and framework for developers
PopojiCMS
Beginner-friendly PHP OOP content management system
Zenario
Modular CMS for simple and complex websites
ImpressCMS
Community-developed CMS for sites of all sizes
ClipperCMS
Flexible CMS for sites, blogs and applications
ZwiiCMS
Flat-file CMS that needs no programming knowledge
LEPTON
Easy to learn and fully customizable CMS
Croogo
Free CMS built on CakePHP
Pluck
Small, simple CMS for small websites
Redaxscript
Ultra-light website engine in PHP
ImpressPages
Drag-and-drop CMS with live content editing
Sitemagic CMS
Visual CMS with built-in designer and editor
WebsiteBaker
Simple PHP CMS built for easy website production
Composr
Flexible CMS with social and interactive features
Geeklog
Blog engine and CMS with spam protection
CMS Made Simple
Easy CMS for small and mid-sized websites
Movable Type
Publishing platform for blogs, sites and communities
Nucleus CMS
Classic PHP blog software for writers
Textpattern
Elegant, standards-focused CMS for publishers
Dotclear
User-friendly open-source publishing tool from France