| General Features | DotClear | b2evolution | Geeklog | PSG |
|---|---|---|---|---|
| Version |
2.1.3
|
2.4
|
1.8.2
|
1.12.0
|
| Release Date |
2008-11-19 (15 years ago)
|
2006-12-01 (17 years ago)
|
30 Dez 2012
|
2006-08-22 (17 years ago)
|
| 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)
|
| Author |
Olivier Meunier
|
Francois Planque / evoTeam
|
Geeklog Team
|
The PSG Team
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
Yes
|
| License |
GPL v2
|
GPL
|
GNU version 2
|
GPL
|
| License Cost/ Fee |
0
|
0 - Free
|
none
|
Free
|
| Development status |
Mature
|
Mature
|
Mature
|
Mature
|
| Interface Languages |
0
|
10
Danish, German, English, Finnish, French, Indonesian, Italian, Japanese, Dutch, Swedish |
0
|
0
|
| Multi-User Support |
Yes
|
Yes
|
Yes
|
Yes
|
| Multi-Site Deployment |
Yes
|
Yes
|
Optional
|
Yes
|
| System Requirements | DotClear | b2evolution | Geeklog | PSG |
| Programming Language |
PHP 5
|
PHP
|
php
|
PHP
|
| Operating System |
Unix/Linux, Windows
|
Linux, Windows or other
|
any
|
Any
|
| Webserver |
Apache, Lighthttpd
|
Apache, IIS or other
|
any
|
Any
|
| Root Access |
No
|
No
|
No
|
No
|
| Other Requirements |
PHP 5.2.0 or higher, MySQL 4.1.2 or higher
|
None
|
||
| Datastorage | DotClear | b2evolution | Geeklog | PSG |
| Text Files |
No
|
No
|
No
|
Yes
|
| MySQL |
Yes
|
Yes
|
Yes
|
No
|
| PostgreSQL |
Yes
|
No
|
No
|
No
|
| Oracle |
No
|
No
|
No
|
No
|
| SQLite |
Yes
|
No
|
No
|
No
|
| BerkeleyDB |
No
|
No
|
No
|
No
|
| MS SQL Server |
No
|
No
|
Yes
|
No
|
| Other |
(must overload DB abstraction class)
|
no
|
||
| Anti-Spam | DotClear | b2evolution | Geeklog | PSG |
| Akismet Support |
Yes
|
Plugin
|
No
|
Plugin
|
| Word Blacklist |
Yes
|
Yes
|
Plugin
|
No
|
| IP Ban List |
Yes
|
Plugin
|
Plugin
|
Yes
|
| CAPTCHA |
Unknown
|
Plugin
|
Plugin
|
Plugin
|
| Other Anti-Spam mechanisms |
Trackback validation
|
several specialized antispam plugins
|
BadBehavior, Spam-X Plugins
|
Moderation, link condom
|
| User Access Features | DotClear | b2evolution | Geeklog | PSG |
| ACL |
Yes
|
Yes
|
Yes
|
No
|
| Audit Log |
No
|
Yes
|
No
|
No
|
| LDAP Authentication |
Optional
|
Plugin
|
Yes
|
Plugin
|
| Other Authentication |
Extendable authentication API
|
OpenID plugin
|
You can write your own auth plugin
|
|
| Support | DotClear | b2evolution | Geeklog | PSG |
| Commercial Support |
No
|
No
|
Yes
|
No
|
| Online Help |
http://dotclear.org/documentation/
|
http://manual.b2evolution.net/
|
http://www.geeklog.net/docs/
|
|
| Issue Tracker |
http://dev.dotclear.org/2.0
|
http://project.geeklog.net/tracker/?atid=105&group_id=6&func=browse
|
http://savannah.nongnu.org/bugs/?group=psg
|
|
| Books |
1
|
1
|
None
|
|
| Support Forum | ||||
| Mailing List | ||||
| IRC-Channel |
#dotclear on freenode
|
#b2evolution on irc.freenode.net
|
#geeklog at irc.freenode.net
|
|
| Blogging Features | DotClear | b2evolution | Geeklog | PSG |
| Categorization |
Single
|
Multiple
|
Single
|
None
|
| Tags |
Yes
|
Yes
|
Plugin
|
Yes
|
| Archiving |
Yes
|
Yes
|
Yes
|
Yes
|
| Trackback |
Send+Receive
|
Send+Receive
|
Send+Receive
|
Send+Receive
|
| Pingback |
No
|
Send+Receive
|
No
|
|
| Ping Service Support |
Yes
|
Yes
|
Unknown
|
Yes
|
| Link- / Blogroll |
Yes
|
Yes
|
Plugin
|
No
|
| Protected Posts |
Yes
|
Yes
|
Optional
|
No
|
| Blog by Email |
Plugin
|
Yes
|
Unknown
|
No
|
| Blog by SMS/MMS |
Plugin
|
Unknown
|
Unknown
|
No
|
| Blog API |
WordPress, MovableType, metaWeblog, Blogger
|
blogger, metweblog, atom, b2
|
||
| Post Editing | DotClear | b2evolution | Geeklog | PSG |
| Multi-paged posts |
No
|
Yes
|
Yes
|
No
|
| Spell Checker |
No
|
Plugin
|
No
|
Optional
|
| WYSIWYG Editor |
Yes
|
Plugin
|
Optional
|
Optional
|
| Undo |
No
|
No
|
No
|
No
|
| Syntax Highlighting |
No
|
Plugin
|
No
|
No
|
| File Upload |
Yes
|
Yes
|
Yes
|
Yes
|
| Asset Management |
Yes
|
Yes
|
Plugin
|
Yes
|
| Emoticon Images |
Optional
|
Plugin
|
No
|
Plugin
|
| Comment Features | DotClear | b2evolution | Geeklog | PSG |
| Comment Layout |
Flat
|
Flat
|
Threaded
|
Flat
|
| Feeds for Comments |
Yes
|
Yes
|
No
|
Yes
|
| E-Mail on Followup |
Plugin
|
Yes
|
No
|
Yes
|
| Gravatars |
Plugin
|
Plugin
|
Yes
|
Yes
|
| Open-ID Support |
Client
|
Client + Server
|
None
|
|
| Extended Features | DotClear | b2evolution | Geeklog | PSG |
| Plugin System |
Yes
|
Yes
|
Yes
|
Yes
|
| Photo Gallery |
Plugin
|
Yes
|
Plugin
|
No
|
| Polls / Surveys |
Plugin
|
Plugin
|
Plugin
|
No
|
| Search Engine |
Yes
|
Yes
|
Optional
|
No
|
| Custom Pages |
Yes
|
Yes
|
Yes
|
No
|
| Google Sitemap |
Plugin
|
Yes
|
Unknown
|
No
|
| Workflow | DotClear | b2evolution | Geeklog | PSG |
| Content Approval |
Yes
|
Yes
|
Yes
|
No
|
| Versioning |
No
|
No
|
No
|
No
|
| Article Publishing |
scheduled
|
scheduled
|
scheduled
|
simple
|
| Comment Moderation Queue |
Yes
|
Yes
|
No
|
Yes
|
| Interoperability | DotClear | b2evolution | Geeklog | PSG |
| Content Import |
WordPress, Movable Type, Blogger, LiveJournal, b2/Cafelog
|
|||
| Content Export | ||||
| Unicode Support |
Yes
|
Yes
|
Yes
|
Yes
|
| WebDAV Support |
No
|
Unknown
|
Unknown
|
No
|
| HTML Output |
XHTML 1.0 Strict
|
XHTML 1.0 Transitional
|
HTML 4
|
XHTML 1.1
|
| Friendly URLs |
Yes
|
Yes
|
Yes
|
Yes
|
| Administration | DotClear | b2evolution | Geeklog | PSG |
| E-Mail Notifications |
Yes
|
Yes
|
Yes
|
Yes
|
| Themes / Skins |
Yes
|
Yes
|
Yes
|
Yes
|
| Trash |
No
|
Yes
|
No
|
No
|
| Web Statistics |
Plugin
|
Yes
|
Yes
|
No
|
| Web-based Style / Template Management |
Yes
|
Yes
|
No
|
No
|
| Comment Administration |
Yes
|
Yes
|
Yes
|
Yes
|
| Syndication | DotClear | b2evolution | Geeklog | PSG |
| RSS 0.9x |
No
|
Yes
|
Yes
|
No
|
| RSS 1.0 |
No
|
Yes
|
Yes
|
No
|
| RSS 2.0 |
Yes
|
Yes
|
Yes
|
Yes
|
| ATOM 0.3 |
No
|
No
|
Yes
|
No
|
| ATOM 1.0 |
Yes
|
Yes
|
Yes
|
No
|
| Podcasting/Videocasting | DotClear | b2evolution | Geeklog | PSG |
| Podcast Feeds |
Yes
|
Yes
|
No
|
Yes
|
| ID3-Tag Editor |
No
|
Unknown
|
Unknown
|
No
|
| YouTube Support |
Yes
|
Yes
|
Unknown
|
No
|
| Media Converter |
No
|
Unknown
|
Unknown
|
No
|
| Phone2Podcast Support |
No
|
Unknown
|
Unknown
|
No
|
| remove DotClear | remove b2evolution | remove Geeklog | remove PSG |