| General Features | Pivot | PSG | Serendipity | Blogger |
|---|---|---|---|---|
| Version |
1.40.6
|
1.12.0
|
1.1
|
N/A
|
| Release Date |
2008-07-14 (17 years ago)
|
2006-08-23 (19 years ago)
|
2006-12-28 (19 years ago)
|
N/A
|
| 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 |
Pivot Team
|
The PSG Team
|
Garvin Hicking, Jannis Hermanns et al
|
Google Inc.
|
| URL | ||||
| Free and Open Source |
Yes
|
Yes
|
Yes
|
N/A
|
| License |
GPL
|
GPL
|
BSD
|
N/A
|
| License Cost/ Fee |
Free
|
Free
|
0
|
0
|
| Development status |
Mature
|
Mature
|
Mature
|
N/A
|
| Interface Languages |
0
|
0
|
0
|
0
|
| Multi-User Support |
Yes
|
Yes
|
Yes
|
Yes
|
| Multi-Site Deployment |
Yes
|
Yes
|
Yes
|
No
|
| Hosting Features | Pivot | PSG | Serendipity | Blogger |
| Storage Quota |
N/A
|
N/A
|
N/A
|
None
|
| Bandwidth Quota |
N/A
|
N/A
|
N/A
|
None
|
| Other Limits |
N/A
|
N/A
|
N/A
|
None
|
| Corporate Branding |
N/A
|
N/A
|
N/A
|
No
|
| Own Domain |
N/A
|
N/A
|
N/A
|
No
|
| Ads allowed |
N/A
|
N/A
|
N/A
|
Yes
|
| Topic Restrictions |
N/A
|
N/A
|
N/A
|
No Spam, Hate Speech or Commercial Pornography
|
| System Requirements | Pivot | PSG | Serendipity | Blogger |
| Programming Language |
PHP 4.1.0, PHP 4.3 or above recommended
|
PHP
|
PHP
|
N/A
|
| Operating System |
Any
|
Any
|
Windows, Linux, Mac, Unix, others
|
N/A
|
| Webserver |
Any, Apache 1.3.x or 2.x recommended
|
Any
|
Anything with PHP (Apache, Lighttpd, IIS)
|
N/A
|
| Root Access |
No
|
No
|
No
|
N/A
|
| Other Requirements |
None
|
Database (PostgreSQL, MySQL) or PHP5 (SQLite)
|
N/A
|
|
| Datastorage | Pivot | PSG | Serendipity | Blogger |
| Text Files |
Yes
|
Yes
|
No
|
N/A
|
| MySQL |
No
|
No
|
Yes
|
N/A
|
| PostgreSQL |
No
|
No
|
Yes
|
N/A
|
| Oracle |
No
|
No
|
No
|
N/A
|
| SQLite |
No
|
No
|
Yes
|
N/A
|
| BerkeleyDB |
No
|
No
|
No
|
N/A
|
| MS SQL Server |
No
|
No
|
No
|
N/A
|
| Other |
XML-based flat file storage
|
New DB layers can be created easily, if the target DB supports ANSI-SQL
|
N/A
|
|
| Anti-Spam | Pivot | PSG | Serendipity | Blogger |
| Akismet Support |
No
|
Plugin
|
Yes
|
N/A
|
| Word Blacklist |
Yes
|
No
|
Yes
|
No
|
| IP Ban List |
Yes
|
Yes
|
Yes
|
No
|
| CAPTCHA |
No
|
Plugin
|
Yes
|
Yes
|
| Other Anti-Spam mechanisms |
Moderation, link condom
|
URL checks, Author name checks, remote HTML link checks,
|
Comments can be restricted to other Blogger users only
|
|
| User Access Features | Pivot | PSG | Serendipity | Blogger |
| ACL |
Yes
|
No
|
Yes
|
No
|
| Audit Log |
No
|
No
|
No
|
No
|
| LDAP Authentication |
No
|
Plugin
|
Plugin
|
N/A
|
| Other Authentication |
You can write your own auth plugin
|
N/A
|
||
| Support | Pivot | PSG | Serendipity | Blogger |
| Commercial Support |
No
|
No
|
Yes
|
No
|
| Online Help |
http://www.pivotlog.net/docs/
|
http://www.s9y.org/33.html
|
http://help.blogger.com/
|
|
| Issue Tracker |
http://forum.pivotlog.net/
|
http://savannah.nongnu.org/bugs/?group=psg
|
http://sourceforge.net/tracker/?atid=542822&group_id=75065&func=browse
|
http://knownissues.blogspot.com/
|
| Books |
None
|
None
|
None
|
None
|
| Support Forum | ||||
| Mailing List | ||||
| IRC-Channel | ||||
| Blogging Features | Pivot | PSG | Serendipity | Blogger |
| Categorization |
Multiple
|
None
|
Multiple
|
None
|
| Tags |
Yes
|
Yes
|
Plugin
|
No
|
| Archiving |
Yes
|
Yes
|
Yes
|
Yes
|
| Trackback |
Send+Receive
|
Send+Receive
|
Send+Receive
|
No
|
| Pingback |
No
|
No
|
Send+Receive
|
No
|
| Ping Service Support |
Yes
|
Yes
|
Yes
|
No
|
| Link- / Blogroll |
Yes
|
No
|
Plugin
|
Yes
|
| Protected Posts |
No
|
No
|
Yes
|
No
|
| Blog by Email |
Yes
|
No
|
Plugin
|
Yes
|
| Blog by SMS/MMS |
Yes
|
No
|
No
|
Yes
|
| Blog API |
MetaWeblog, Moblog
|
MovableType, Blogger
|
Blogger data API
|
|
| Post Editing | Pivot | PSG | Serendipity | Blogger |
| Multi-paged posts |
No
|
No
|
Yes
|
No
|
| Spell Checker |
Yes
|
Optional
|
Plugin
|
Yes
|
| WYSIWYG Editor |
Yes
|
Optional
|
Optional
|
Yes
|
| Undo |
No
|
No
|
Optional
|
Unknown
|
| Syntax Highlighting |
No
|
No
|
Plugin
|
No
|
| File Upload |
No
|
Yes
|
Yes
|
Yes
|
| Asset Management |
Yes
|
Yes
|
Yes
|
No
|
| Emoticon Images |
Unknown
|
Plugin
|
Yes
|
No
|
| Comment Features | Pivot | PSG | Serendipity | Blogger |
| Comment Layout |
Flat
|
Flat
|
Threaded
|
Flat
|
| Feeds for Comments |
Unknown
|
Yes
|
Yes
|
No
|
| E-Mail on Followup |
Unknown
|
Yes
|
Yes
|
No
|
| Gravatars |
Unknown
|
Yes
|
Plugin
|
No
|
| Open-ID Support |
None
|
None
|
None
|
None
|
| Extended Features | Pivot | PSG | Serendipity | Blogger |
| Plugin System |
Yes
|
Yes
|
Yes
|
No
|
| Photo Gallery |
Yes
|
No
|
Yes
|
No
|
| Polls / Surveys |
Unknown
|
No
|
Plugin
|
No
|
| Search Engine |
Unknown
|
No
|
Yes
|
Yes
|
| Custom Pages |
Unknown
|
No
|
Plugin
|
No
|
| Google Sitemap |
Unknown
|
No
|
Plugin
|
No
|
| Workflow | Pivot | PSG | Serendipity | Blogger |
| Content Approval |
Yes
|
No
|
Optional
|
No
|
| Versioning |
No
|
No
|
Yes
|
No
|
| Article Publishing |
scheduled
|
simple
|
scheduled
|
simple
|
| Comment Moderation Queue |
Yes
|
Yes
|
Yes
|
Yes
|
| Interoperability | Pivot | PSG | Serendipity | Blogger |
| Content Import |
WordPress, Textpattern, Moveable Type, bblog, ...
|
none
|
||
| Content Export |
Dump to RSS, Database export
|
HTML via FTP/SFTP
|
||
| Unicode Support |
Yes
|
Yes
|
Yes
|
Yes
|
| WebDAV Support |
Unknown
|
No
|
No
|
No
|
| HTML Output |
XHTML 1.0 Transitional
|
XHTML 1.1
|
XHTML 1.1
|
XHTML 1.0 Strict
|
| Friendly URLs |
Yes
|
Yes
|
Yes
|
Yes
|
| Administration | Pivot | PSG | Serendipity | Blogger |
| E-Mail Notifications |
Unknown
|
Yes
|
Yes
|
Optional
|
| Themes / Skins |
Unknown
|
Yes
|
Yes
|
Yes
|
| Trash |
No
|
No
|
No
|
No
|
| Web Statistics |
Unknown
|
No
|
Plugin
|
No
|
| Web-based Style / Template Management |
Yes
|
No
|
Yes
|
Yes
|
| Comment Administration |
Yes
|
Yes
|
Yes
|
Yes
|
| Syndication | Pivot | PSG | Serendipity | Blogger |
| RSS 0.9x |
Yes
|
No
|
Yes
|
No
|
| RSS 1.0 |
Yes
|
No
|
Yes
|
No
|
| RSS 2.0 |
Yes
|
Yes
|
Yes
|
Yes
|
| ATOM 0.3 |
Yes
|
No
|
Yes
|
Yes
|
| ATOM 1.0 |
Yes
|
No
|
Yes
|
No
|
| Podcasting/Videocasting | Pivot | PSG | Serendipity | Blogger |
| Podcast Feeds |
Unknown
|
Yes
|
Plugin
|
No
|
| ID3-Tag Editor |
Unknown
|
No
|
Yes
|
No
|
| YouTube Support |
Unknown
|
No
|
Plugin
|
No
|
| Media Converter |
Unknown
|
No
|
No
|
No
|
| Phone2Podcast Support |
Unknown
|
No
|
Plugin
|
No
|
| remove Pivot | remove PSG | remove Serendipity | remove Blogger |