| General Features | Wordpress | Serendipity | Pebble | blogSpirit |
|---|---|---|---|---|
| Version |
2.0.7
|
1.1
|
2.5.1
|
5.0
|
| Release Date |
2007-01-15 (19 years ago)
|
2006-12-28 (19 years ago)
|
29/11/2010
|
2007
|
| Last Update here |
2020-02-05 (6 years ago)
|
2020-02-05 (6 years ago)
|
2020-02-05 (6 years ago)
|
2020-02-05 (6 years ago)
|
| Author |
WordPress Development Team
|
Garvin Hicking, Jannis Hermanns et al
|
Simon Brown
|
blogSpirit
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
No
|
| License |
GPL
|
BSD
|
BSD
|
From $0 to Enterprise
|
| License Cost/ Fee |
0
|
0
|
0
|
From $0 to Enterprise
|
| Development status |
Mature
|
Mature
|
Mature
|
Mature
|
| Interface Languages |
0
|
0
|
0
|
0
|
| Multi-User Support |
Yes
|
Yes
|
Yes
|
Yes
|
| Multi-Site Deployment |
No
|
Yes
|
Yes
|
Yes
|
| Hosting Features | Wordpress | Serendipity | Pebble | blogSpirit |
| Storage Quota |
N/A
|
N/A
|
N/A
|
does not apply
|
| Bandwidth Quota |
N/A
|
N/A
|
N/A
|
does not apply
|
| Other Limits |
N/A
|
N/A
|
N/A
|
does not apply
|
| Corporate Branding |
N/A
|
N/A
|
N/A
|
No
|
| Own Domain |
N/A
|
N/A
|
N/A
|
Yes
|
| Ads allowed |
N/A
|
N/A
|
N/A
|
Yes
|
| Topic Restrictions |
N/A
|
N/A
|
N/A
|
does not apply
|
| System Requirements | Wordpress | Serendipity | Pebble | blogSpirit |
| Programming Language |
PHP
|
PHP
|
Java
|
PHP
|
| Operating System |
Windows, Linux, Mac, Unix, others
|
Windows, Linux, Mac, Unix, others
|
Windows, Linux, Mac, Unix
|
Linux
|
| Webserver |
Anything with PHP
|
Anything with PHP (Apache, Lighttpd, IIS)
|
Any Java Application Server
|
Apache
|
| Root Access |
No
|
No
|
No
|
No
|
| Other Requirements |
Database (PostgreSQL, MySQL) or PHP5 (SQLite)
|
None
|
||
| Datastorage | Wordpress | Serendipity | Pebble | blogSpirit |
| Text Files |
No
|
No
|
Yes
|
No
|
| MySQL |
Yes
|
Yes
|
No
|
Yes
|
| PostgreSQL |
No
|
Yes
|
No
|
No
|
| Oracle |
No
|
No
|
No
|
No
|
| SQLite |
No
|
Yes
|
No
|
No
|
| BerkeleyDB |
No
|
No
|
No
|
No
|
| MS SQL Server |
No
|
No
|
No
|
No
|
| Other |
None
|
New DB layers can be created easily, if the target DB supports ANSI-SQL
|
None
|
|
| Anti-Spam | Wordpress | Serendipity | Pebble | blogSpirit |
| Akismet Support |
Yes
|
Yes
|
No
|
No
|
| Word Blacklist |
Plugin
|
Yes
|
Optional
|
Yes
|
| IP Ban List |
Plugin
|
Yes
|
Optional
|
Yes
|
| CAPTCHA |
Plugin
|
Yes
|
Optional
|
Yes
|
| Other Anti-Spam mechanisms |
various other plugins
|
URL checks, Author name checks, remote HTML link checks,
|
Antispam spirit
|
|
| User Access Features | Wordpress | Serendipity | Pebble | blogSpirit |
| ACL |
Yes
|
Yes
|
Yes
|
Yes
|
| Audit Log |
No
|
No
|
Yes
|
No
|
| LDAP Authentication |
No
|
Plugin
|
Plugin
|
No
|
| Other Authentication |
None
|
DNA SSO
|
||
| Support | Wordpress | Serendipity | Pebble | blogSpirit |
| Commercial Support |
Yes
|
Yes
|
No
|
Yes
|
| Online Help |
http://codex.wordpress.org/Main_Page
|
http://www.s9y.org/33.html
|
http://pebble.sourceforge.net
|
www.blogspirit.com/fr/kb/
|
| Issue Tracker |
http://trac.wordpress.org/
|
http://sourceforge.net/tracker/?atid=542822&group_id=75065&func=browse
|
http://open.jira.com/browse/PEBBLE
|
DNA/ys
|
| Books |
5+
|
None
|
None
|
1
|
| Support Forum | ||||
| Mailing List | ||||
| IRC-Channel | ||||
| Blogging Features | Wordpress | Serendipity | Pebble | blogSpirit |
| Categorization |
Multiple
|
Multiple
|
Multiple
|
Multiple
|
| Tags |
Plugin
|
Plugin
|
Yes
|
Yes
|
| Archiving |
Yes
|
Yes
|
No
|
Yes
|
| Trackback |
Send+Receive
|
Send+Receive
|
Send+Receive
|
Send+Receive
|
| Pingback |
Send+Receive
|
Send+Receive
|
No
|
Send+Receive
|
| Ping Service Support |
Yes
|
Yes
|
No
|
No
|
| Link- / Blogroll |
Yes
|
Plugin
|
Yes
|
Yes
|
| Protected Posts |
Yes
|
Yes
|
Yes
|
No
|
| Blog by Email |
Yes
|
Plugin
|
No
|
Yes
|
| Blog by SMS/MMS |
Unknown
|
No
|
No
|
No
|
| Blog API |
metaWeblog, MovableType
|
MovableType, Blogger
|
XML-RPC and Atom
|
|
| Post Editing | Wordpress | Serendipity | Pebble | blogSpirit |
| Multi-paged posts |
Yes
|
Yes
|
No
|
Yes
|
| Spell Checker |
Yes
|
Plugin
|
No
|
Yes
|
| WYSIWYG Editor |
Optional
|
Optional
|
Yes
|
Yes
|
| Undo |
No
|
Optional
|
No
|
Yes
|
| Syntax Highlighting |
Plugin
|
Plugin
|
Yes
|
Yes
|
| File Upload |
Yes
|
Yes
|
Yes
|
Yes
|
| Asset Management |
Plugin
|
Yes
|
Yes
|
Yes
|
| Emoticon Images |
Yes
|
Yes
|
No
|
No
|
| Comment Features | Wordpress | Serendipity | Pebble | blogSpirit |
| Comment Layout |
Flat
|
Threaded
|
Threaded
|
Flat
|
| Feeds for Comments |
Yes
|
Yes
|
Yes
|
No
|
| E-Mail on Followup |
Plugin
|
Yes
|
Yes
|
Yes
|
| Gravatars |
Plugin
|
Plugin
|
No
|
No
|
| Open-ID Support |
None
|
Client
|
None
|
|
| Extended Features | Wordpress | Serendipity | Pebble | blogSpirit |
| Plugin System |
Yes
|
Yes
|
Yes
|
Yes
|
| Photo Gallery |
Plugin
|
Yes
|
Plugin
|
Yes
|
| Polls / Surveys |
Plugin
|
Plugin
|
No
|
No
|
| Search Engine |
Yes
|
Yes
|
Yes
|
No
|
| Custom Pages |
Yes
|
Plugin
|
Yes
|
No
|
| Google Sitemap |
Plugin
|
Plugin
|
Plugin
|
No
|
| Workflow | Wordpress | Serendipity | Pebble | blogSpirit |
| Content Approval |
No
|
Optional
|
No
|
No
|
| Versioning |
No
|
Yes
|
No
|
No
|
| Article Publishing |
simple
|
scheduled
|
simple
|
scheduled
|
| Comment Moderation Queue |
Yes
|
Yes
|
Yes
|
Yes
|
| Interoperability | Wordpress | Serendipity | Pebble | blogSpirit |
| Content Import |
from 22 other blog systems
|
WordPress, Textpattern, Moveable Type, bblog, ...
|
atom/rss
|
Movable Type, blogSpirit
|
| Content Export |
Wordpress Extended2.jawwormikXML
|
Dump to RSS, Database export
|
atom/rss
|
blogSpirit
|
| Unicode Support |
Yes
|
Yes
|
Yes
|
Yes
|
| WebDAV Support |
Unknown
|
No
|
No
|
No
|
| HTML Output |
XHTML 1.0 Transitional
|
XHTML 1.1
|
HTML 4
|
XHTML 1.0 Transitional
|
| Friendly URLs |
Yes
|
Yes
|
Yes
|
Yes
|
| Administration | Wordpress | Serendipity | Pebble | blogSpirit |
| E-Mail Notifications |
Yes
|
Yes
|
Yes
|
Yes
|
| Themes / Skins |
Yes
|
Yes
|
Yes
|
Yes
|
| Trash |
No
|
No
|
No
|
Yes
|
| Web Statistics |
Plugin
|
Plugin
|
Yes
|
Yes
|
| Web-based Style / Template Management |
Yes
|
Yes
|
Yes
|
Yes
|
| Comment Administration |
Yes
|
Yes
|
Yes
|
Yes
|
| Syndication | Wordpress | Serendipity | Pebble | blogSpirit |
| RSS 0.9x |
Yes
|
Yes
|
No
|
No
|
| RSS 1.0 |
Yes
|
Yes
|
No
|
No
|
| RSS 2.0 |
Yes
|
Yes
|
Yes
|
Yes
|
| ATOM 0.3 |
No
|
Yes
|
No
|
No
|
| ATOM 1.0 |
Yes
|
Yes
|
Yes
|
Yes
|
| Podcasting/Videocasting | Wordpress | Serendipity | Pebble | blogSpirit |
| Podcast Feeds |
Yes
|
Plugin
|
No
|
No
|
| ID3-Tag Editor |
No
|
Yes
|
No
|
No
|
| YouTube Support |
No
|
Plugin
|
No
|
Yes
|
| Media Converter |
No
|
No
|
No
|
No
|
| Phone2Podcast Support |
No
|
Plugin
|
No
|
No
|
| remove Wordpress | remove Serendipity | remove Pebble | remove blogSpirit |