Wordpress vs. Serendipity vs. FlatPress vs. Geeklog vs. Pebble

General Features Wordpress Serendipity FlatPress Geeklog Pebble
Version
2.0.7
1.1
0.1010
1.8.2
2.5.1
Release Date
2007-01-14 (17 years ago)
2006-12-27 (17 years ago)
2009-01-23 (15 years ago)
30 Dez 2012
29/11/2010
Last Update here
2020-02-05 (4 years ago)
2020-02-05 (4 years ago)
2020-02-05 (4 years ago)
2020-02-05 (4 years ago)
2020-02-05 (4 years ago)
Author
WordPress Development Team
Garvin Hicking, Jannis Hermanns et al
NoWhereMan (Edoardo Vacchi) and FlatPress Team
Geeklog Team
Simon Brown
URL
Free and Open Source
Yes
Yes
Yes
Yes
Yes
License
GPL
BSD
GPLv2
GNU version 2
BSD
License Cost/ Fee
0
0
Free
none
0
Development status
Mature
Mature
Beta
Mature
Mature
Interface Languages
0
0
0
0
0
Multi-User Support
Yes
Yes
Unknown
Yes
Yes
Multi-Site Deployment
No
Yes
No
Optional
Yes
System Requirements Wordpress Serendipity FlatPress Geeklog Pebble
Programming Language
PHP
PHP
PHP4, compatible with 5
php
Java
Operating System
Windows, Linux, Mac, Unix, others
Windows, Linux, Mac, Unix, others
Platform Independent
any
Windows, Linux, Mac, Unix
Webserver
Anything with PHP
Anything with PHP (Apache, Lighttpd, IIS)
Apache, works on IIS
any
Any Java Application Server
Root Access
No
No
No
No
No
Other Requirements
Database (PostgreSQL, MySQL) or PHP5 (SQLite)
PHP 5.2.0 or higher, MySQL 4.1.2 or higher
Datastorage Wordpress Serendipity FlatPress Geeklog Pebble
Text Files
No
No
Yes
No
Yes
MySQL
Yes
Yes
No
Yes
No
PostgreSQL
No
Yes
No
No
No
Oracle
No
No
No
No
No
SQLite
No
Yes
No
No
No
BerkeleyDB
No
No
No
No
No
MS SQL Server
No
No
No
Yes
No
Other
None
New DB layers can be created easily, if the target DB supports ANSI-SQL
no
Anti-Spam Wordpress Serendipity FlatPress Geeklog Pebble
Akismet Support
Yes
Yes
Plugin
No
No
Word Blacklist
Plugin
Yes
Plugin
Plugin
Optional
IP Ban List
Plugin
Yes
Unknown
Plugin
Optional
CAPTCHA
Plugin
Yes
Plugin
Plugin
Optional
Other Anti-Spam mechanisms
various other plugins
URL checks, Author name checks, remote HTML link checks,
BadBehavior, Spam-X Plugins
User Access Features Wordpress Serendipity FlatPress Geeklog Pebble
ACL
Yes
Yes
No
Yes
Yes
Audit Log
No
No
No
No
Yes
LDAP Authentication
No
Plugin
Unknown
Yes
Plugin
Other Authentication
None
Support Wordpress Serendipity FlatPress Geeklog Pebble
Commercial Support
Yes
Yes
No
Yes
No
Online Help
http://codex.wordpress.org/Main_Page
http://www.s9y.org/33.html
http://www.flatpress.org/forums/
http://www.geeklog.net/docs/
http://pebble.sourceforge.net
Issue Tracker
http://trac.wordpress.org/
http://sourceforge.net/tracker/?atid=542822&group_id=75065&func=browse
http://www.flatpress.org/forums/
http://project.geeklog.net/tracker/?atid=105&group_id=6&func=browse
http://open.jira.com/browse/PEBBLE
Books
5+
None
None
1
None
Support Forum
Mailing List
IRC-Channel
#geeklog at irc.freenode.net
Blogging Features Wordpress Serendipity FlatPress Geeklog Pebble
Categorization
Multiple
Multiple
Multiple
Single
Multiple
Tags
Plugin
Plugin
Plugin
Plugin
Yes
Archiving
Yes
Yes
Yes
Yes
No
Trackback
Send+Receive
Send+Receive
Send+Receive
Send+Receive
Pingback
Send+Receive
Send+Receive
Send+Receive
No
Ping Service Support
Yes
Yes
Unknown
Unknown
No
Link- / Blogroll
Yes
Plugin
Yes
Plugin
Yes
Protected Posts
Yes
Yes
Unknown
Optional
Yes
Blog by Email
Yes
Plugin
Unknown
Unknown
No
Blog by SMS/MMS
Unknown
No
Unknown
Unknown
No
Blog API
metaWeblog, MovableType
MovableType, Blogger
WordPress (plugin)
Post Editing Wordpress Serendipity FlatPress Geeklog Pebble
Multi-paged posts
Yes
Yes
No
Yes
No
Spell Checker
Yes
Plugin
No
No
No
WYSIWYG Editor
Optional
Optional
Plugin
Optional
Yes
Undo
No
Optional
Unknown
No
No
Syntax Highlighting
Plugin
Plugin
Plugin
No
Yes
File Upload
Yes
Yes
Yes
Yes
Yes
Asset Management
Plugin
Yes
Unknown
Plugin
Yes
Emoticon Images
Yes
Yes
Plugin
No
No
Comment Features Wordpress Serendipity FlatPress Geeklog Pebble
Comment Layout
Flat
Threaded
Flat
Threaded
Threaded
Feeds for Comments
Yes
Yes
Yes
No
Yes
E-Mail on Followup
Plugin
Yes
Yes
No
Yes
Gravatars
Plugin
Plugin
Patch
Yes
No
Open-ID Support
None
Client + Server
Client
Extended Features Wordpress Serendipity FlatPress Geeklog Pebble
Plugin System
Yes
Yes
Yes
Yes
Yes
Photo Gallery
Plugin
Yes
Plugin
Plugin
Plugin
Polls / Surveys
Plugin
Plugin
Unknown
Plugin
No
Search Engine
Yes
Yes
Yes
Optional
Yes
Custom Pages
Yes
Plugin
Yes
Yes
Yes
Google Sitemap
Plugin
Plugin
Patch
Unknown
Plugin
Workflow Wordpress Serendipity FlatPress Geeklog Pebble
Content Approval
No
Optional
Yes
Yes
No
Versioning
No
Yes
No
No
No
Article Publishing
simple
scheduled
simple
scheduled
simple
Comment Moderation Queue
Yes
Yes
No
No
Yes
Interoperability Wordpress Serendipity FlatPress Geeklog Pebble
Content Import
from 22 other blog systems
WordPress, Textpattern, Moveable Type, bblog, ...
SimplePHPBlog (native, almost), CuteNews, WordPress
atom/rss
Content Export
Wordpress Extended2.jawwormikXML
Dump to RSS, Database export
SimplePHPBlog (native, almost), WordPress
atom/rss
Unicode Support
Yes
Yes
Yes
Yes
Yes
WebDAV Support
Unknown
No
Unknown
Unknown
No
HTML Output
XHTML 1.0 Transitional
XHTML 1.1
XHTML 1.0 Strict
HTML 4
HTML 4
Friendly URLs
Yes
Yes
Yes
Yes
Yes
Administration Wordpress Serendipity FlatPress Geeklog Pebble
E-Mail Notifications
Yes
Yes
Yes
Yes
Yes
Themes / Skins
Yes
Yes
Yes
Yes
Yes
Trash
No
No
No
No
No
Web Statistics
Plugin
Plugin
Plugin
Yes
Yes
Web-based Style / Template Management
Yes
Yes
No
No
Yes
Comment Administration
Yes
Yes
Yes
Yes
Yes
Syndication Wordpress Serendipity FlatPress Geeklog Pebble
RSS 0.9x
Yes
Yes
No
Yes
No
RSS 1.0
Yes
Yes
No
Yes
No
RSS 2.0
Yes
Yes
Yes
Yes
Yes
ATOM 0.3
No
Yes
No
Yes
No
ATOM 1.0
Yes
Yes
Yes
Yes
Yes
Podcasting/Videocasting Wordpress Serendipity FlatPress Geeklog Pebble
Podcast Feeds
Yes
Plugin
Plugin
No
No
ID3-Tag Editor
No
Yes
Unknown
Unknown
No
YouTube Support
No
Plugin
Yes
Unknown
No
Media Converter
No
No
Unknown
Unknown
No
Phone2Podcast Support
No
Plugin
Unknown
Unknown
No
remove Wordpress remove Serendipity remove FlatPress remove Geeklog remove Pebble