BrainKeeper vs. KeheiWiki vs. ikiwiki

General Features BrainKeeper KeheiWiki ikiwiki
Version
N/A
Pleiades-M45
2.67
Last Release Date
N/A
2005-03-22 (21 years ago)
2008-10-17 (17 years ago)
Last Update here
2008-01-12 (18 years ago)
2009-12-23 (16 years ago)
2008-10-28 (17 years ago)
Author
BrainKeeper, Inc.
team
Joey Hess and the ikiwiki community
URL
Free and Open Source
N/A
Yes
Yes
License
N/A
LGPL
GPL
Programming Language
N/A
Perl
Perl
Data Storage
N/A
Files, RCS
Files, RCS
License Cost/ Fee
from $35 for 9 logins, scaled pricing from there
0
0
Development status
N/A
Mature
Mature
Intended Audience
Enterprise, Corporations, and Business Teams
corporate and special interest groups
Anyone
Hosting Features BrainKeeper KeheiWiki ikiwiki
Storage Quota
Unlimited
N/A
N/A
Bandwidth Quota
Unlimited
N/A
N/A
Other Limits
None
N/A
N/A
Topic Restrictions
No Restrictions
N/A
N/A
Corporate Branding
Yes
N/A
N/A
Own Domain
Yes
N/A
N/A
Ads allowed
No
N/A
N/A
System Requirements BrainKeeper KeheiWiki ikiwiki
Operating System
N/A
Unix/Linux
Any
Root Access
N/A
No
No
Webserver
N/A
Apache 1.3 or better CGI (any level)
Any, or none
Other Requirements
N/A
perl 4 or newer
Datastorage BrainKeeper KeheiWiki ikiwiki
Text Files
N/A
Yes
Yes
MySQL
N/A
Plugin
No
PostgreSQL
N/A
Plugin
No
Oracle
N/A
Plugin
No
SQLite
N/A
Plugin
No
BerkeleyDB
N/A
Plugin
No
RCS
N/A
Plugin
Yes
Other
N/A
archiving plugin, designed for unionFS
Security/Anti-Spam BrainKeeper KeheiWiki ikiwiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
N/A
Apache
Built-in, HTTP auth, OpenID; extensible via plugins
Host Blocking
Unknown
Yes
Yes
Mail Encryption
Unknown
No
Yes
nofollow
Unknown
No
No
Blacklist
Unknown
Plugin
Yes
CAPTCHA
Yes
Plugin
No
Delayed Indexing
No
Plugin
No
Development/Support BrainKeeper KeheiWiki ikiwiki
# of Consultants
Preconfigured Hosting
N/A
No
No
Code Repository
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features BrainKeeper KeheiWiki ikiwiki
Preview
Yes
Optional
Yes
Minor Changes
Yes
No
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
Optional
Plugin
Plugin System
Yes
Yes
Yes
Special Features BrainKeeper KeheiWiki ikiwiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Unknown
Unknown
Yes
Interface Languages
1
English
1
English
1
English
Email notification
Yes
Yes
Yes
Comments
Flat
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
N/A
Yes
Yes
Structured Data
Unknown
Yes
Unknown
Links BrainKeeper KeheiWiki ikiwiki
CamelCase
No
Yes
Plugin
Freelinks
Yes
Yes
Yes
Backlinks
No
No
Yes
InterWiki
Yes
Yes
Plugin
SisterWiki
No
No
Plugin
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
Yes
Page Redirects
Unknown
Yes
Unknown
Syntax Features BrainKeeper KeheiWiki ikiwiki
HTML Tags
Some
All
Optional
Math formulas
No
No
Plugin
Tables
simple + complex
complex
simple + complex
CREOLE support
Unknown
Unknown
No
Markdown Support
Unknown
Unknown
Yes
Textile Support
Unknown
Optional
Plugin
BBCode Support
Unknown
Optional
No
Emoticon Images
No
No
Plugin
Syntax Highlighting
Unknown
Plugin
Plugin
Footnotes
Yes
No
No
Quoting
Yes
Yes
Yes
Internal Comments
Unknown
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
Yes
Yes
Scripting
Yes - custom tags, javascript, variables
safe subset of HTML::Template supported via template plugin
Content Includes
Yes
Yes
Plugin
Feed Aggregation
Yes
Yes
Plugin
Usability BrainKeeper KeheiWiki ikiwiki
Section Editing
Yes
Yes
No
Page Templates
No
Yes
Yes
Double-Click Edit
No
Optional
No
Toolbar
Yes
Yes
No
WYSIWYG Editing
Yes
Yes
No
Access Keys
Yes
No
No
Auto Signature
Yes
Yes
No
Statistics BrainKeeper KeheiWiki ikiwiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
No
Plugin
Plugin
Orphaned Pages
Unknown
Plugin
Plugin
Most/Least Popular
Yes
No
No
Recent Visitors
Yes
No
No
Analysis
Yes
Plugin
No
Output BrainKeeper KeheiWiki ikiwiki
Printer Friendly
Print CSS
Print View
Print CSS
Mobile Friendly
Unknown
Yes
Yes
Themes & Skins
Yes
Plugin
Yes
RSS Feeds
Yes
Plugin
Plugin
ATOM Feeds
Yes
No
Plugin
Abbreviations
No
Yes
No
Auto-TOC
Yes
Yes
Plugin
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
XML export
Yes
No
No
PDF Export
Yes
No
No
Office Export
Unknown
Unknown
Unknown
Media and Files BrainKeeper KeheiWiki ikiwiki
File Attachments
Yes
Plugin
Yes
Media Revisions
Yes
Plugin
Yes
Embedded Flash
Yes
Yes
Optional
Embedded Video
Yes
Yes
Optional
Image Editing
Yes
No
No
SVG Editing
Unknown
No
No
MindMap Editing
No
No
No
Media Search
Contents
Keywords
Filenames only
Extras BrainKeeper KeheiWiki ikiwiki
Calendar
Unknown
No
Plugin
Image Galleries
Unknown
No
Plugin
Presentations
Unknown
Unknown
Unknown
Forums
Unknown
Yes
Unknown
Blogs
Unknown
Yes
Yes
Ticket System
Unknown
No
Yes
Chat
Unknown
Unknown
Unknown
Syntax Examples BrainKeeper KeheiWiki ikiwiki
Internal Link
%topic%  ( '%' configurable )
or
<link topic>text</link>
or
use HTML in rich text editor
[[internal]]
External Link
http://gmail.com/
or
<extern http://gmail.com>a mail server</extern>
or
use HTML in rich text editor
[link text](http://example.org)
Headlines
text  ----    
or
insert HTML via WYSIWYG editor
Two syntaxes:

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

heading 1
=========

heading 2
---------
Bold Format
_ text _ 
or
insert HTML via WYSIWYG editor
**bold**
__bold__
Italics Format
* text *
or
insert HTML via WYSIWYG editor
*emphasized*
_emphasized_
Underline Format
insert HTML via WYSIWYG editor
via HTML: <u>underlined</u>
Monospace Format
<wiki code>
stuff
</wiki code>
`inline monospace`

indented block of
monospaced text

tab-indented
block
Strikethrough Format
insert HTML via WYSIWYG editor
via HTML: <del>deleted</del>
Superscript Format
insert HTML via WYSIWYG editor
via HTML: x<sup>2</sup>
Subscript Format
insert HTML via WYSIWYG editor
via HTML: a<sub>1</sub>
Images
insert HTML via WYSIWYG editor
![alt text](internal/image)
![alt text](http://example.org/external/image)
Aligning Text
<p align=right> stuff
or
insert HTML via WYSIWYG editor
Text Indentation
<ul>
stuff
</ul>
or
insert HTML via WYSIWYG editor
Bulleted Lists
* text
or
<!> text
or
insert HTML via WYSIWYG editor
* item 1
* item 2
* item 2.1
* item 2.2
Numbered Lists
digits. stuff
or
insert HTML via WYSIWYG editor
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
Definition Lists
term:    definition
or
insert HTML via WYSIWYG editor
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
Horizontal Rule
can use plain < HR > tag or
via WYSIWYG editor
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
remove BrainKeeper remove KeheiWiki remove ikiwiki