Plone
Plone is a free and open source content management system built on top of the Zope application server. Plone can be used for in principle any kind of website, including blogs, internet sites, webshops and internal websites. It is also well positioned to be used as a document publishing system and groupware collaboration tool. The strengths of Plone are its flexible and adaptable workflow, very good security, extensibility, high usability and flexibility.
Languages
Plone is mainly developed in Python. However, there are other languges used within the project. Here is a table that summarizes the languages used in Plone, as it appears at the ohloh site of Plone project:
* Python 73%
* XML 15%
* JavaScript 6%
* Other 6%
The other category includes Perl, PHP, AWK and so on.
Plone is powerful and flexible.
It is ideal as an intranet and extranet server, as a document publishing system, a portal server and as a groupware tool for collaboration between separately located entities.
Plone is easy to use.
The Plone Team includes usability experts who have made Plone easy and attractive for content managers to add, update, and maintain content.
Plone is easy to install.
You can install Plone with a click-and-run installer, and have a content management system running on your computer in just a few minutes.
Plone is international.
The Plone interface has been translated into over 40 languages, and tools exist for managing multilingual content.
Plone is standard.
Plone carefully follows standards for usability and accessibility. Plone pages are compliant with US Section 508, and the W3C's AA rating for accessibility, in addition to using best-practice web standards like XHTML and CSS.
Plone is Open Source.
Plone is licensed under the GNU General Public License, the same license Linux uses. This gives you the right to use Plone without a license fee, and to improve upon the product.
Plone is supported.
There are close to a hundred developers in the Plone Development Team around the world, and a multitude of companies specializing in Plone development and support.
Plone is extensible.
There are many add-on products for Plone that add new features and content types. In addition, Plone can be scripted using web standard solutions and Open Source languages.
Plone is technology neutral.
Plone can interoperate with most relational database systems, open source and commercial, and runs on a vast array of platforms, including Linux, Windows, Mac OS X, Solaris and BSD.
Plone is protected.
The nonprofit Plone Foundation was formed in 2004 to promote the use of Plone around the world and protect the Plone IP and trademarks.
Features
These are some of the features available in Plone 3.0:
* Inline editing
* Working Copy support
* Link and reference integrity checking
* Automatic locking and unlocking
* Collaboration and sharing
* Versioning, history and reverting content
* Upgraded visual HTML editor
* Workflow capabilities
* Authentication back-end
* Full-text indexing of Word and PDF documents
* Collections
* Presentation mode for content
* Support for the search engine Sitemap protocol
* Support for multiple mark-up formats
* Wiki support
* Automatic previous/next navigation
* Rules engine for content
* Auto-generated tables of contents
* Portlets engine
* Support, development, hosting & training
* LiveSearch
* Multilingual content management
* Time-based publishing
* Human-readable URLs
* Powerful graphical page editor
* Navigation and updated site maps
* Resource compression
* Caching proxy integration
* Drag and drop reordering of content
* XML exports of site configurations
* Localized workflow configuration
* Adjustable templates on content
* Standard content types
* Content is automatically formatted for printing
* Standards-compliant XHTML and CSS
* Accessibility compliant
* RSS feed support
* Automatic image scaling and thumbnail generation
* Free add-on products
* Cross-platform
* Comment capabilities on any content
* Microformat support
* Installer packages for multiple platforms
* WebDAV and FTP support
* In-context editing
* Backup support
* Cut/copy/paste operations on content