ikiwiki vs. KeheiWiki vs. BrainKeeper

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

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

heading 1
=========

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

indented block of
monospaced text

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