KeheiWiki vs. PmWiki vs. TiddlyWiki

General Features KeheiWiki PmWiki TiddlyWiki
Version
Pleiades-M45
2.5.4
5.1.21
Last Release Date
2005-03-22 (20 years ago)
2025-12-06 (11 days ago)
2019-07-25 (6 years ago)
Last Update here
2009-12-23 (15 years ago)
2025-12-06 (11 days ago)
2019-11-20 (6 years ago)
Author
team
Petko Yotov (Original author: Patrick R. Michaud)
Jeremy Ruston, TiddlyWiki community
URL
Free and Open Source
Yes
Yes
Yes
License
LGPL
GPL2+
BSD
Programming Language
Perl
PHP
HTML, JavaScript
Data Storage
Files, RCS
Files
Files
License Cost/ Fee
0
0
0
Development status
Mature
Mature
Mature
Intended Audience
corporate and special interest groups
All
Individuals, private, small groups
System Requirements KeheiWiki PmWiki TiddlyWiki
Operating System
Unix/Linux
Linux, UNIX, Windows, MacOS X, probably others
Any
Root Access
No
No
No
Webserver
Apache 1.3 or better CGI (any level)
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Not required (optional backends available)
Other Requirements
perl 4 or newer
none
A common browser
Datastorage KeheiWiki PmWiki TiddlyWiki
Text Files
Yes
Yes
Optional
MySQL
Plugin
Plugin
No
PostgreSQL
Plugin
No
No
Oracle
Plugin
No
No
SQLite
Plugin
Plugin
No
BerkeleyDB
Plugin
No
No
RCS
Plugin
Plugin
No
Other
archiving plugin, designed for unionFS
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
Data self contained in html file OR as individual data files
Security/Anti-Spam KeheiWiki PmWiki TiddlyWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
No
Authentication Backends
Apache
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
optional extensions available
Host Blocking
Yes
Optional
No
Mail Encryption
No
Optional
No
nofollow
No
Yes
Unknown
Blacklist
Plugin
Optional
No
CAPTCHA
Plugin
Plugin
No
Delayed Indexing
Plugin
Optional
Unknown
Development/Support KeheiWiki PmWiki TiddlyWiki
# of Consultants
Preconfigured Hosting
No
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
8486 ⭐
Common Features KeheiWiki PmWiki TiddlyWiki
Preview
Optional
Yes
Yes
Minor Changes
No
Yes
Yes
Change Summary
Yes
Yes
Unknown
Page History
Yes
Yes
Plugin
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Optional
Yes
Yes
Plugin System
Yes
Yes
Yes
Special Features KeheiWiki PmWiki TiddlyWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Unknown
Optional
Yes
Interface Languages
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
4
German, English, French, Japanese
Email notification
Yes
Optional
Unknown
Comments
Threaded
Discussion Pages
Plugin
Categories
Yes
Yes
Yes
Namespaces
Yes
Yes
Plugin
Conflict Handling
Page Locking
Conflict Resolution
None
Concurrent Editing
Unknown
Yes
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Yes
Structured Data
Yes
Yes
Yes
Links KeheiWiki PmWiki TiddlyWiki
CamelCase
Yes
Optional
Yes
Freelinks
Yes
Yes
Yes
Backlinks
No
Yes
Yes
InterWiki
Yes
Yes
Plugin
SisterWiki
No
Plugin
No
Image Links
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Yes
Yes
Plugin
Syntax Features KeheiWiki PmWiki TiddlyWiki
HTML Tags
All
Plugin
Optional
Math formulas
No
Plugin
Yes
Tables
complex
simple + complex
complex
CREOLE support
Unknown
Optional
Plugin
Markdown Support
Unknown
Plugin
Yes
Textile Support
Optional
No
No
BBCode Support
Optional
Plugin
No
Emoticon Images
No
Plugin
Plugin
Syntax Highlighting
Plugin
Optional
Plugin
Footnotes
No
Plugin
Plugin
Quoting
Yes
Plugin
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
Yes
Plugin
Scripting
Yes - custom tags, javascript, variables
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
JavaScript
Content Includes
Yes
Yes
Yes
Feed Aggregation
Yes
Plugin
Plugin
Usability KeheiWiki PmWiki TiddlyWiki
Section Editing
Yes
Plugin
Yes
Page Templates
Yes
Yes
Yes
Double-Click Edit
Optional
Plugin
Plugin
Toolbar
Yes
Optional
Yes
WYSIWYG Editing
Yes
Plugin
Plugin
Access Keys
No
Yes
Yes
Auto Signature
Yes
Yes
Plugin
Statistics KeheiWiki PmWiki TiddlyWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
Optional
Yes
Orphaned Pages
Plugin
Optional
Yes
Most/Least Popular
No
No
Plugin
Recent Visitors
No
Plugin
No
Analysis
Plugin
Plugin
Plugin
Output KeheiWiki PmWiki TiddlyWiki
Printer Friendly
Print View
Print View
Print CSS
Mobile Friendly
Yes
Yes
Yes
Themes & Skins
Plugin
Yes
Yes
RSS Feeds
Plugin
Optional
Plugin
ATOM Feeds
No
Optional
Plugin
Abbreviations
Yes
Plugin
Unknown
Auto-TOC
Yes
Optional
Yes
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Plugin
Yes
XML export
No
Plugin
Unknown
PDF Export
No
Plugin
Plugin
Office Export
Unknown
Plugin
Unknown
Media and Files KeheiWiki PmWiki TiddlyWiki
File Attachments
Plugin
Optional
Plugin
Media Revisions
Plugin
Optional
No
Embedded Flash
Yes
Plugin
Plugin
Embedded Video
Yes
Plugin
Yes
Image Editing
No
Plugin
Yes
SVG Editing
No
Plugin
No
MindMap Editing
No
Plugin
Plugin
Media Search
Keywords
Filenames only
No
Extras KeheiWiki PmWiki TiddlyWiki
Calendar
No
Plugin
Plugin
Image Galleries
No
Plugin
Plugin
Presentations
Unknown
Plugin
Plugin
Forums
Yes
Plugin
Plugin
Blogs
Yes
Plugin
Yes
Ticket System
No
Plugin
Plugin
Chat
Unknown
No
Unknown
Syntax Examples KeheiWiki PmWiki TiddlyWiki
Internal Link
%topic%  ( '%' configurable )
or
<link topic>text</link>
or
use HTML in rich text editor
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
WikiWord (CamelCase)
[[link]]
[[label|link]]
External Link
http://gmail.com/
or
<extern http://gmail.com>a mail server</extern>
or
use HTML in rich text editor
http://....
[[http://... | link text]]
[[link text -> http://...]]
http://www.example.com
[[label|http://www.example.com]]
Headlines
text  ----    
or
insert HTML via WYSIWYG editor
! Level 1
!! Level 2
!!! Level 3
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
Bold Format
_ text _ 
or
insert HTML via WYSIWYG editor
'''bold'''
''bold''
Italics Format
* text *
or
insert HTML via WYSIWYG editor
''italic''
//italic//
Underline Format
insert HTML via WYSIWYG editor
{+underlined+}
__underline__
Monospace Format
<wiki code>
stuff
</wiki code>
@@monospace@@
{{{monospaced}}}
Strikethrough Format
insert HTML via WYSIWYG editor
{-strikethrough-}
--strikethrough--
Superscript Format
insert HTML via WYSIWYG editor
'^superscript^'
^^superscript^^
Subscript Format
insert HTML via WYSIWYG editor
'_subscript_'
~~subscript~~
Images
insert HTML via WYSIWYG editor
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
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
using custom classes, e.g.
{{right{
text
}}}
Text Indentation
<ul>
stuff
</ul>
or
insert HTML via WYSIWYG editor
-> indented text
--> more indentation
-< hanging text
--< more indentation
:indent

> quote

<<<
blockquote
<<<
Bulleted Lists
* text
or
<!> text
or
insert HTML via WYSIWYG editor
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
* Item 1
** Item 1.1
* Item 2
Numbered Lists
digits. stuff
or
insert HTML via WYSIWYG editor
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
# Item 1
## Item 1.1
# Item 2
Definition Lists
term:    definition
or
insert HTML via WYSIWYG editor
: term : definition
; term
: description
Horizontal Rule
can use plain < HR > tag or
via WYSIWYG editor
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remove KeheiWiki remove PmWiki remove TiddlyWiki