Top Alternatives to Symphony CMS

WordPress is an open source content management solution based on PHP maintained by Automattic which is also being offered as hosted solution.

Drupal is an open source platform for building websites.

Joomla is a free and open-source content management system (CMS) for publishing web content.

ProcessWire is a free PHP open source CMS with a great API built to save you time and make development fun at any scale.

Ghost is an open source publishing platform which is beautifully designed, easy to use, and free for everyone.

ImpressPages is an open-source PHP framework with built-in content editor.

concrete5 is an open-source content management system (CMS) for publishing content on the World Wide Web and intranets.

Tiki Wiki CMS Groupware or simply Tiki, originally known as TikiWiki, is a free and open source Wiki-based content management system and online office suite written primarily in PHP.

MODX (MODx) is a free, open source content management system and web application framework for publishing content on the world wide web and intranets. MODX is licensed under the GPL, is written in the PHP programming language, and supports MySQL and Microsoft SQL Server as the database.

Plone is a free and open source content management system built on top of the Zope application server.

django CMS is a free and open source content management system platform for publishing content.

Squarespace is a SaaS-based content management system-integrated website builder, blogging platform, hosting service and domain name registrar.

Redaxscript is a modern, ultra lightweight and rocket fast Content Management System.

SilverStripe is a free and open-source Content Management System (CMS) and framework for setting up and maintaining websites and web applications.

Textpattern is a free and open-source content management system (CMS) based on PHP and MySQL.

Grav is an easy to use, yet powerful, opensource CMS that requires no database.

Contao (TYPOlight) is a free content management system (CMS) for medium to large websites.

Web Start Today is a premium Do-It-Yourself (DIY) website builder.

CMS Made Simple (CMSMS) is a free, open source (GPL) content management system (CMS) to provide developers, programmers and site owners a web-based development and administration area.

TYPO3 is a free and open source web content management system written in PHP.

ExpressionEngine is a flexible, feature-rich content management platform.

Microsoft SharePoint is a browser-based collaboration and document management platform.

Sitefinity is a modern ASP.NET Web CMS, delivering intuitive web content management for business professionals, robust CMS development environment.

GetSimple CMS is a free web Content Management System with the primary goal to be simple and easy to use.

Chyrp is a ultra-lightweight ultra-flexible blogging engine with a fetish for birds and misspellings.

Indexhibit is a CMS web application.

Habari is a free and open source blog engine written in PHP and currently supports MySQL, SQLite and PostgreSQL for the database backend.

Website X5 is a software that allows you to create autonomously websites, blogs and E-commerce.

Craft CMS is a content management system for developers, designers, and web professionals that blends flexibility, power, and ease of use for clients.

Kentico CMS is a web content management system (WCMS) for building websites, online stores, intranets, and Web 2.0 community sites.

blogstrap.py is a simple Blog using web.py and bootstrap3.

Umbraco is an open source content management system (CMS) platform.