KeheiWiki vs. ikiwiki vs. PmWiki

General Features KeheiWiki ikiwiki PmWiki
Version
Pleiades-M45
2.67
2.6.0
Last Release Date
2005-03-22 (21 years ago)
2008-10-17 (17 years ago)
2026-05-16 (29 days ago)
Last Update here
2009-12-23 (16 years ago)
2008-10-28 (17 years ago)
2026-05-16 (29 days ago)
Author
team
Joey Hess and the ikiwiki community
Petko Yotov (Original author: Patrick R. Michaud)
URL
Free and Open Source
Yes
Yes
Yes
License
LGPL
GPL
GPL2+
Programming Language
Perl
Perl
PHP
Data Storage
Files, RCS
Files, RCS
Files
License Cost/ Fee
0
0
0
Development status
Mature
Mature
Mature
Intended Audience
corporate and special interest groups
Anyone
All
System Requirements KeheiWiki ikiwiki PmWiki
Operating System
Unix/Linux
Any
Linux, UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
Webserver
Apache 1.3 or better CGI (any level)
Any, or none
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Other Requirements
perl 4 or newer
none
Datastorage KeheiWiki ikiwiki PmWiki
Text Files
Yes
Yes
Yes
MySQL
Plugin
No
Plugin
PostgreSQL
Plugin
No
No
Oracle
Plugin
No
No
SQLite
Plugin
No
Plugin
BerkeleyDB
Plugin
No
No
RCS
Plugin
Yes
Plugin
Other
archiving plugin, designed for unionFS
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
Security/Anti-Spam KeheiWiki ikiwiki PmWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Apache
Built-in, HTTP auth, OpenID; extensible via plugins
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
Host Blocking
Yes
Yes
Optional
Mail Encryption
No
Yes
Optional
nofollow
No
No
Yes
Blacklist
Plugin
Yes
Optional
CAPTCHA
Plugin
No
Plugin
Delayed Indexing
Plugin
No
Optional
Development/Support KeheiWiki ikiwiki PmWiki
# of Consultants
Preconfigured Hosting
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features KeheiWiki ikiwiki PmWiki
Preview
Optional
Yes
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
Optional
Plugin
Yes
Plugin System
Yes
Yes
Yes
Special Features KeheiWiki ikiwiki PmWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Unknown
Yes
Optional
Interface Languages
1
English
1
English
38
Arabic, Bulgarian, Breton, Catalan, Czech, Danish, German, Greek, English, Esperanto, Spanish, Persian, Finnish, French, Hungarian, Indonesian, Italian, Japanese, Lithuanian, Latvian, Lettish, Macedonian, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Slovak, Slovenian, Albanian, Swedish, Tamil, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
Email notification
Yes
Yes
Optional
Comments
Threaded
Discussion Pages
Discussion Pages
Categories
Yes
Plugin
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Page Locking
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Yes
Structured Data
Yes
Unknown
Yes
Links KeheiWiki ikiwiki PmWiki
CamelCase
Yes
Plugin
Optional
Freelinks
Yes
Yes
Yes
Backlinks
No
Yes
Yes
InterWiki
Yes
Plugin
Yes
SisterWiki
No
Plugin
Plugin
Image Links
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Yes
Unknown
Yes
Syntax Features KeheiWiki ikiwiki PmWiki
HTML Tags
All
Optional
Plugin
Math formulas
No
Plugin
Plugin
Tables
complex
simple + complex
simple + complex
CREOLE support
Unknown
No
Optional
Markdown Support
Unknown
Yes
Plugin
Textile Support
Optional
Plugin
No
BBCode Support
Optional
No
Plugin
Emoticon Images
No
Plugin
Plugin
Syntax Highlighting
Plugin
Plugin
Optional
Footnotes
No
No
Plugin
Quoting
Yes
Yes
Plugin
Internal Comments
Yes
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
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
Content Includes
Yes
Plugin
Yes
Feed Aggregation
Yes
Plugin
Plugin
Usability KeheiWiki ikiwiki PmWiki
Section Editing
Yes
No
Plugin
Page Templates
Yes
Yes
Yes
Double-Click Edit
Optional
No
Plugin
Toolbar
Yes
No
Optional
WYSIWYG Editing
Yes
No
Plugin
Access Keys
No
No
Yes
Auto Signature
Yes
No
Yes
Statistics KeheiWiki ikiwiki PmWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
Plugin
Optional
Orphaned Pages
Plugin
Plugin
Optional
Most/Least Popular
No
No
No
Recent Visitors
No
No
Plugin
Analysis
Plugin
No
Plugin
Output KeheiWiki ikiwiki PmWiki
Printer Friendly
Print View
Print CSS
Print View
Mobile Friendly
Yes
Yes
Yes
Themes & Skins
Plugin
Yes
Yes
RSS Feeds
Plugin
Plugin
Optional
ATOM Feeds
No
Plugin
Optional
Abbreviations
Yes
No
Plugin
Auto-TOC
Yes
Plugin
Optional
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Plugin
XML export
No
No
Plugin
PDF Export
No
No
Plugin
Office Export
Unknown
Unknown
Plugin
Media and Files KeheiWiki ikiwiki PmWiki
File Attachments
Plugin
Yes
Optional
Media Revisions
Plugin
Yes
Optional
Embedded Flash
Yes
Optional
Plugin
Embedded Video
Yes
Optional
Plugin
Image Editing
No
No
Plugin
SVG Editing
No
No
Plugin
MindMap Editing
No
No
Plugin
Media Search
Keywords
Filenames only
Filenames only
Extras KeheiWiki ikiwiki PmWiki
Calendar
No
Plugin
Plugin
Image Galleries
No
Plugin
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
Yes
Unknown
Plugin
Blogs
Yes
Yes
Plugin
Ticket System
No
Yes
Plugin
Chat
Unknown
Unknown
No
Syntax Examples KeheiWiki ikiwiki PmWiki
Internal Link
%topic%  ( '%' configurable )
or
<link topic>text</link>
or
use HTML in rich text editor
[[internal]]
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
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)
http://....
[[http://... | link text]]
[[link text -> http://...]]
Headlines
text  ----    
or
insert HTML via WYSIWYG editor
Two syntaxes:

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

heading 1
=========

heading 2
---------
! Level 1
!!#anchor Level 2
!!! Level 3
Bold Format
_ text _ 
or
insert HTML via WYSIWYG editor
**bold**
__bold__
'''bold'''
Italics Format
* text *
or
insert HTML via WYSIWYG editor
*emphasized*
_emphasized_
''italic''
Underline Format
insert HTML via WYSIWYG editor
via HTML: <u>underlined</u>
{+underlined+}
Monospace Format
<wiki code>
stuff
</wiki code>
`inline monospace`

indented block of
monospaced text

tab-indented
block
@@monospace@@
Strikethrough Format
insert HTML via WYSIWYG editor
via HTML: <del>deleted</del>
{-strikethrough-}
Superscript Format
insert HTML via WYSIWYG editor
via HTML: x<sup>2</sup>
'^superscript^'
Subscript Format
insert HTML via WYSIWYG editor
via HTML: a<sub>1</sub>
'_subscript_'
Images
insert HTML via WYSIWYG editor
![alt text](internal/image)
![alt text](http://example.org/external/image)
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
Aligning Text
<p align=right> stuff
or
insert HTML via WYSIWYG editor
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
Text Indentation
<ul>
stuff
</ul>
or
insert HTML via WYSIWYG editor
-> indented text
--> more indentation
-< hanging text
--< more indentation
Bulleted Lists
* text
or
<!> text
or
insert HTML via WYSIWYG editor
* item 1
* item 2
* item 2.1
* item 2.2
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 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
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
Definition Lists
term:    definition
or
insert HTML via WYSIWYG editor
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
: term : definition
Horizontal Rule
can use plain < HR > tag or
via WYSIWYG editor
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
remove KeheiWiki remove ikiwiki remove PmWiki