Wikidot vs. BrainKeeper vs. PhpWiki vs. ikiwiki

General Features Wikidot BrainKeeper PhpWiki ikiwiki
Version
N/A
phpwiki-1.3.14
2.67
Last Release Date
N/A
2007-07-01 (18 years ago)
2008-10-17 (17 years ago)
Last Update here
2009-12-09 (16 years ago)
2008-01-12 (18 years ago)
2009-04-03 (17 years ago)
2008-10-28 (17 years ago)
Author
Michal Frackowiak
BrainKeeper, Inc.
Steve Wainstead, Jeff Dairiki, Reini Urban, Carsten Klapp, Marc-Etienne Vargenau
Joey Hess and the ikiwiki community
URL
Free and Open Source
Yes
N/A
Yes
Yes
License
AGPLv3
N/A
GPL
GPL
Programming Language
N/A
PHP
Perl
Data Storage
Database
N/A
Database, Files, RCS
Files, RCS
License Cost/ Fee
Free / Paid Accounts (starts from $5 per month)
from $35 for 9 logins, scaled pricing from there
0
0
Development status
Mature
N/A
Mature
Mature
Intended Audience
companies, private users, social groups and communities, software developers, tech geeks
Enterprise, Corporations, and Business Teams
Any
Anyone
Hosting Features Wikidot BrainKeeper PhpWiki ikiwiki
Storage Quota
1500MB for free users, more for Pro accounts
Unlimited
N/A
N/A
Bandwidth Quota
no limit
Unlimited
N/A
N/A
Other Limits
max uploaded file size limit
None
N/A
N/A
Topic Restrictions
by Terms Of Service
No Restrictions
N/A
N/A
Corporate Branding
Yes
Yes
N/A
N/A
Own Domain
Yes
Yes
N/A
N/A
Ads allowed
Yes
No
N/A
N/A
System Requirements Wikidot BrainKeeper PhpWiki ikiwiki
Operating System
N/A
UNIX, Windows, MacOS X, probably others
Any
Root Access
No
N/A
No
No
Webserver
N/A
Apache, IIS, anything with PHP support
Any, or none
Other Requirements
N/A
various opt. helpers
Datastorage Wikidot BrainKeeper PhpWiki ikiwiki
Text Files
Unknown
N/A
Yes
Yes
MySQL
Unknown
N/A
Yes
No
PostgreSQL
Yes
N/A
Yes
No
Oracle
Unknown
N/A
Yes
No
SQLite
Unknown
N/A
Yes
No
BerkeleyDB
Unknown
N/A
Yes
No
RCS
Unknown
N/A
Yes
Yes
Other
N/A
gdbm, cvs, MSSQL, ... (ADODB, PearDB)
Security/Anti-Spam Wikidot BrainKeeper PhpWiki ikiwiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Yes
Authentication Backends
N/A
db, session, pop, imap, ldap, file, webserver
Built-in, HTTP auth, OpenID; extensible via plugins
Host Blocking
Yes
Unknown
No
Yes
Mail Encryption
No
Unknown
No
Yes
nofollow
Yes
Unknown
Yes
No
Blacklist
Yes
Unknown
Yes
Yes
CAPTCHA
Yes
Yes
Yes
No
Delayed Indexing
Yes
No
No
No
Development/Support Wikidot BrainKeeper PhpWiki ikiwiki
# of Consultants
Preconfigured Hosting
Yes
N/A
No
No
Code Repository
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
#phpwiki
Stars on GitHub
N/A
N/A
N/A
N/A
Common Features Wikidot BrainKeeper PhpWiki ikiwiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
No
Change Summary
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Plugin
Plugin System
No
Yes
Yes
Yes
Special Features Wikidot BrainKeeper PhpWiki ikiwiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Unknown
No
Yes
Interface Languages
2
English, Polish
1
English
9
German, English, Spanish, French, Italian, Japanese, Dutch, Swedish, Chinese Traditional
1
English
Email notification
Yes
Yes
Yes
Yes
Comments
Threaded
Flat
Plugin
Discussion Pages
Categories
Yes
Yes
Yes
Plugin
Namespaces
Yes
Yes
No
Yes
Conflict Handling
Page Locking
Page Locking
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
N/A
Yes
Yes
Structured Data
Yes
Unknown
Patch
Unknown
Links Wikidot BrainKeeper PhpWiki ikiwiki
CamelCase
No
No
Yes
Plugin
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
No
Yes
Yes
InterWiki
Yes
Yes
Yes
Plugin
SisterWiki
No
No
No
Plugin
Image Links
Yes
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Yes
Page Redirects
Yes
Unknown
Yes
Unknown
Syntax Features Wikidot BrainKeeper PhpWiki ikiwiki
HTML Tags
None
Some
Some
Optional
Math formulas
Yes
No
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
Unknown
No
No
Markdown Support
No
Unknown
No
Yes
Textile Support
No
Unknown
No
Plugin
BBCode Support
No
Unknown
No
No
Emoticon Images
No
No
No
Plugin
Syntax Highlighting
Yes
Unknown
Plugin
Plugin
Footnotes
Yes
Yes
Yes
No
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Yes
Unknown
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Yes
No
Yes
Scripting
CSS styles, embeddable JavaScript, reporting language
plugins, templates, PHP
safe subset of HTML::Template supported via template plugin
Content Includes
Yes
Yes
Yes
Plugin
Feed Aggregation
Yes
Yes
Yes
Plugin
Usability Wikidot BrainKeeper PhpWiki ikiwiki
Section Editing
Yes
Yes
No
No
Page Templates
Yes
No
Yes
Yes
Double-Click Edit
No
No
Optional
No
Toolbar
Yes
Yes
Yes
No
WYSIWYG Editing
No
Yes
Patch
No
Access Keys
Yes
Yes
Yes
No
Auto Signature
Yes
Yes
Yes
No
Statistics Wikidot BrainKeeper PhpWiki ikiwiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
No
Yes
Plugin
Orphaned Pages
Yes
Unknown
Yes
Plugin
Most/Least Popular
No
Yes
Yes
No
Recent Visitors
No
Yes
Yes
No
Analysis
Yes
Yes
Plugin
No
Output Wikidot BrainKeeper PhpWiki ikiwiki
Printer Friendly
Print View
Print CSS
Print CSS
Print CSS
Mobile Friendly
Optional
Unknown
No
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Plugin
ATOM Feeds
No
Yes
No
Plugin
Abbreviations
No
No
No
No
Auto-TOC
Yes
Yes
Yes
Plugin
Raw Export
Yes
Yes
Yes
Yes
HTML Export
No
Yes
Yes
Yes
XML export
No
Yes
No
No
PDF Export
No
Yes
Yes
No
Office Export
Unknown
Unknown
Unknown
Unknown
Media and Files Wikidot BrainKeeper PhpWiki ikiwiki
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
No
Yes
Yes
Yes
Embedded Flash
Yes
Yes
Yes
Optional
Embedded Video
Yes
Yes
Yes
Optional
Image Editing
No
Yes
No
No
SVG Editing
No
Unknown
No
No
MindMap Editing
No
No
No
No
Media Search
No
Contents
No
Filenames only
Extras Wikidot BrainKeeper PhpWiki ikiwiki
Calendar
Optional
Unknown
Yes
Plugin
Image Galleries
Yes
Unknown
Yes
Plugin
Presentations
Unknown
Unknown
Unknown
Unknown
Forums
Yes
Unknown
Yes
Unknown
Blogs
Yes
Unknown
Yes
Yes
Ticket System
Yes
Unknown
No
Yes
Chat
Unknown
Unknown
Unknown
Unknown
Syntax Examples Wikidot BrainKeeper PhpWiki ikiwiki
Internal Link
[[[page-name]]] or
[[[page-name|anchor]]]
WikiWord or [somelink]
[ desc | pagename ]
[[internal]]
External Link
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
http://someserver/someurl
[ desc | exturl ]
[link text](http://example.org)
Headlines
+++ headline level 3
!!!Headline1
!!Headline2
!Headline3
Two syntaxes:

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

heading 1
=========

heading 2
---------
Bold Format
**bold text**
*bold* or
<strong>bold</strong>
**bold**
__bold__
Italics Format
//italic text//
_italics_ or 
or
<em>italics</em>
*emphasized*
_emphasized_
Underline Format
__underlined text__
<u>underlined</u>
via HTML: <u>underlined</u>
Monospace Format
{{monospaced text}}
<tt>monospace</tt>
<code>code</code>
<pre>preformatted</pre>
<verbatim>
unparsed text</verbatim>


`inline monospace`

indented block of
monospaced text

tab-indented
block
Strikethrough Format
--strikethrough text--
<strike>striked through</strike>
via HTML: <del>deleted</del>
Superscript Format
^^superscript^^
<sup>above</sup>
via HTML: x<sup>2</sup>
Subscript Format
,,subscript,,
<sub>below</sub>
via HTML: a<sub>1</sub>
Images
[[image src="..."]]
[ http://foo.org/1.jpg size=30%] 
external image
[Upload:view.jpg align=right size=50x40] 
view uploaded image
[Upload:view.jpg | http://server/external-linkjpg ] 
view and link to another image
![alt text](internal/image)
![alt text](http://example.org/external/image)
Aligning Text
= Centered line
<?plugin RawHtml <span align="right"> ?>right<?plugin RawHtml </span> ?>
or <div align="right"> right </div>

Text Indentation
> First level of indentation
>> Second level of indentation.
;: left indent
;;: more left indent

or 
paragraph
and another level 
Bulleted Lists
* element 1
* element 2
* list
or
- list
* item 1
* item 2
* item 2.1
* item 2.2
Numbered Lists
# element 1
# element 1
# list
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
Definition Lists
: item : description
Term:<def>
def
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
Horizontal Rule
----
----
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
remove Wikidot remove BrainKeeper remove PhpWiki remove ikiwiki