Wikidot vs. PBwiki vs. ikiwiki

General Features Wikidot PBwiki ikiwiki
Version
N/A
2.67
Last Release Date
N/A
2008-10-17 (17 years ago)
Last Update here
2009-12-09 (16 years ago)
2010-08-16 (15 years ago)
2008-10-28 (17 years ago)
Author
Michal Frackowiak
PBworks
Joey Hess and the ikiwiki community
URL
Free and Open Source
Yes
N/A
Yes
License
AGPLv3
N/A
GPL
Programming Language
N/A
Perl
Data Storage
Database
N/A
Files, RCS
License Cost/ Fee
Free / Paid Accounts (starts from $5 per month)
Determined by Solution Needs
0
Development status
Mature
N/A
Mature
Intended Audience
companies, private users, social groups and communities, software developers, tech geeks
Business Enterprises
Anyone
Hosting Features Wikidot PBwiki ikiwiki
Storage Quota
1500MB for free users, more for Pro accounts
No limit
N/A
Bandwidth Quota
no limit
No limit
N/A
Other Limits
max uploaded file size limit
None
N/A
Topic Restrictions
by Terms Of Service
None
N/A
Corporate Branding
Yes
Yes
N/A
Own Domain
Yes
Yes
N/A
Ads allowed
Yes
Yes
N/A
System Requirements Wikidot PBwiki ikiwiki
Operating System
N/A
Any
Root Access
No
N/A
No
Webserver
N/A
Any, or none
Other Requirements
N/A
Datastorage Wikidot PBwiki ikiwiki
Text Files
Unknown
N/A
Yes
MySQL
Unknown
N/A
No
PostgreSQL
Yes
N/A
No
Oracle
Unknown
N/A
No
SQLite
Unknown
N/A
No
BerkeleyDB
Unknown
N/A
No
RCS
Unknown
N/A
Yes
Other
N/A
Security/Anti-Spam Wikidot PBwiki ikiwiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
N/A
Built-in, HTTP auth, OpenID; extensible via plugins
Host Blocking
Yes
Optional
Yes
Mail Encryption
No
No
Yes
nofollow
Yes
No
No
Blacklist
Yes
Optional
Yes
CAPTCHA
Yes
No
No
Delayed Indexing
Yes
No
No
Development/Support Wikidot PBwiki ikiwiki
# of Consultants
Preconfigured Hosting
Yes
N/A
No
Code Repository
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features Wikidot PBwiki ikiwiki
Preview
Yes
Yes
Yes
Minor Changes
Yes
Yes
No
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Yes
Yes
Plugin
Plugin System
No
Yes
Yes
Special Features Wikidot PBwiki ikiwiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Yes
Interface Languages
2
English, Polish
1
English
1
English
Email notification
Yes
Yes
Yes
Comments
Threaded
Threaded
Discussion Pages
Categories
Yes
Yes
Plugin
Namespaces
Yes
Yes
Yes
Conflict Handling
Page Locking
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
N/A
Yes
Structured Data
Yes
Plugin
Unknown
Links Wikidot PBwiki ikiwiki
CamelCase
No
Yes
Plugin
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Plugin
SisterWiki
No
Yes
Plugin
Image Links
Yes
Yes
Yes
Windows Shares
No
Optional
Yes
Page Redirects
Yes
Unknown
Unknown
Syntax Features Wikidot PBwiki ikiwiki
HTML Tags
None
All
Optional
Math formulas
Yes
Yes
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
No
Markdown Support
No
No
Yes
Textile Support
No
No
Plugin
BBCode Support
No
No
No
Emoticon Images
No
Yes
Plugin
Syntax Highlighting
Yes
Yes
Plugin
Footnotes
Yes
Yes
No
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
No
Yes
Yes
Scripting
CSS styles, embeddable JavaScript, reporting language
Javascript
safe subset of HTML::Template supported via template plugin
Content Includes
Yes
Plugin
Plugin
Feed Aggregation
Yes
Yes
Plugin
Usability Wikidot PBwiki ikiwiki
Section Editing
Yes
Plugin
No
Page Templates
Yes
Yes
Yes
Double-Click Edit
No
No
No
Toolbar
Yes
Yes
No
WYSIWYG Editing
No
Yes
No
Access Keys
Yes
Yes
No
Auto Signature
Yes
No
No
Statistics Wikidot PBwiki ikiwiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
Optional
Plugin
Orphaned Pages
Yes
No
Plugin
Most/Least Popular
No
Yes
No
Recent Visitors
No
Yes
No
Analysis
Yes
Optional
No
Output Wikidot PBwiki ikiwiki
Printer Friendly
Print View
Print CSS
Print CSS
Mobile Friendly
Optional
Yes
Yes
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Plugin
ATOM Feeds
No
Yes
Plugin
Abbreviations
No
Yes
No
Auto-TOC
Yes
Yes
Plugin
Raw Export
Yes
Yes
Yes
HTML Export
No
Yes
Yes
XML export
No
Yes
No
PDF Export
No
Yes
No
Office Export
Unknown
Unknown
Unknown
Media and Files Wikidot PBwiki ikiwiki
File Attachments
Yes
Yes
Yes
Media Revisions
No
Yes
Yes
Embedded Flash
Yes
Yes
Optional
Embedded Video
Yes
Yes
Optional
Image Editing
No
Yes
No
SVG Editing
No
Yes
No
MindMap Editing
No
Yes
No
Media Search
No
Contents
Filenames only
Extras Wikidot PBwiki ikiwiki
Calendar
Optional
Yes
Plugin
Image Galleries
Yes
Yes
Plugin
Presentations
Unknown
Unknown
Unknown
Forums
Yes
Plugin
Unknown
Blogs
Yes
Optional
Yes
Ticket System
Yes
Plugin
Yes
Chat
Unknown
Unknown
Unknown
Syntax Examples Wikidot PBwiki ikiwiki
Internal Link
[[[page-name]]] or
[[[page-name|anchor]]]
CamelCaseLink or [Free Link]
[[internal]]
External Link
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
[http://www.externallink.com]
[link text](http://example.org)
Headlines
+++ headline level 3
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
!!!!!! Level 6
Two syntaxes:

# heading 1
## heading 2
### heading 3

heading 1
=========

heading 2
---------
Bold Format
**bold text**
**bold**
**bold**
__bold__
Italics Format
//italic text//
''italics''
*emphasized*
_emphasized_
Underline Format
__underlined text__
__underline__
via HTML: <u>underlined</u>
Monospace Format
{{monospaced text}}
<code>monospace</code>
`inline monospace`

indented block of
monospaced text

tab-indented
block
Strikethrough Format
--strikethrough text--
-strikethrough-
via HTML: <del>deleted</del>
Superscript Format
^^superscript^^
<sup>superscript</sup>
via HTML: x<sup>2</sup>
Subscript Format
,,subscript,,
<sub>subscript</sub>
via HTML: a<sub>1</sub>
Images
[[image src="..."]]
[http://www.imagelocation.com/image.jpg
![alt text](internal/image)
![alt text](http://example.org/external/image)
Aligning Text
= Centered line
<left>, <center>, <right>
Text Indentation
> First level of indentation
>> Second level of indentation.
Indented block
Bulleted Lists
* element 1
* element 2
* Bullet #1
* Bullet #2
** SubBullet #1
* item 1
* item 2
* item 2.1
* item 2.2
Numbered Lists
# element 1
# element 1
# Number #1
# Number #2
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
Definition Lists
: item : description
<dl>
</dl>
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
Horizontal Rule
----
---
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
remove Wikidot remove PBwiki remove ikiwiki