DokuWiki vs. Instiki vs. WikkaWiki vs. PhpWiki

General Features DokuWiki Instiki WikkaWiki PhpWiki
Version
2025-05-14b "Librarian"
0.30.0
1.4.2
phpwiki-1.3.14
Last Release Date
2025-09-09 (11 months ago)
2019-03-01 (7 years ago)
2020-04-20 (6 years ago)
2007-07-01 (19 years ago)
Last Update here
2026-03-25 (5 months ago)
2019-03-04 (7 years ago)
2020-04-20 (6 years ago)
2009-04-03 (17 years ago)
Author
Andreas Gohr
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
Wikka Development Team
Steve Wainstead, Jeff Dairiki, Reini Urban, Carsten Klapp, Marc-Etienne Vargenau
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL 2
Ruby's
GPL
GPL
Programming Language
PHP
Ruby on Rails
PHP
PHP
Data Storage
Files
Database
Database
Database, Files, RCS
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
personal, small to medium companies
general, education
Individual users (PIM/website backend), development teams (software documentation/knowledge base), organizations and companies (intranet/public website backend)
Any
System Requirements DokuWiki Instiki WikkaWiki PhpWiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
UNIX, Windows, MacOS X
any (platform-independent)
UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
No
Webserver
Apache, IIS, Nginx, Lighttpd, anything with PHP support
Thin (included), or Apache/NGinx (via Passenger)
any server with PHP/MySQL support
Apache, IIS, anything with PHP support
Other Requirements
Ruby 2.0-2.6
mod_rewrite (optional)
various opt. helpers
Datastorage DokuWiki Instiki WikkaWiki PhpWiki
Text Files
Yes
No
No
Yes
MySQL
No
Yes
Yes
Yes
PostgreSQL
No
Yes
No
Yes
Oracle
No
Plugin
No
Yes
SQLite
No
Yes
Yes
Yes
BerkeleyDB
No
No
No
Yes
RCS
No
No
No
Yes
Other
None
Any Rails-compatible back-end datastore can be used.
No
gdbm, cvs, MSSQL, ... (ADODB, PearDB)
Security/Anti-Spam DokuWiki Instiki WikkaWiki PhpWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
No
Yes
Yes
Authentication Backends
Textfile, LDAP, MySQL, PostgreSQL, ActiveDirectory
Active Directory (patch)
db, session, pop, imap, ldap, file, webserver
Host Blocking
Plugin
Yes
Yes
No
Mail Encryption
Optional
Unknown
No
No
nofollow
Optional
Unknown
Yes
Yes
Blacklist
Optional
Yes
Yes
Yes
CAPTCHA
Plugin
Unknown
Plugin
Yes
Delayed Indexing
Optional
Unknown
No
No
Development/Support DokuWiki Instiki WikkaWiki PhpWiki
# of Consultants
Preconfigured Hosting
Yes
No
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#phpwiki
Stars on GitHub
4707 ⭐
508 ⭐
42 ⭐
N/A
Common Features DokuWiki Instiki WikkaWiki PhpWiki
Preview
Yes
No
Yes
Yes
Minor Changes
Yes
Yes
No
Yes
Change Summary
Yes
No
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
Yes
Plugin System
Yes
No
Yes
Yes
Special Features DokuWiki Instiki WikkaWiki PhpWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Yes
No
Interface Languages
68
Afrikaans, Arabic, Azerbaijani, Byelorussian, Bulgarian, Bengali; Bangla, Catalan, Czech, Welsh, Danish, German, Greek, English, Esperanto, Spanish, Estonian, Basque, Persian, Finnish, Faroese, French, Frisian, Galician, Hebrew, Hindi, Croatian, Hungarian, Interlingua, Indonesian, Icelandic, Italian, Japanese, Georgian, Kazakh, Cambodian, Kannada, Korean, Kurdish, Latin, Lithuanian, Latvian, Lettish, Malagasy, Macedonian, Malayalam, Marathi, Malay, Nepali, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Sinhalese, Slovak, Slovenian, Albanian, Serbian, Swedish, Tamil, Thai, Turkish, Ukrainian, Uzbek, Vietnamese, Chinese, Chinese Traditional
1
English
0
9
German, English, Spanish, French, Italian, Japanese, Dutch, Swedish, Chinese Traditional
Email notification
Optional
No
Patch
Yes
Comments
Plugin
No
Threaded
Plugin
Categories
Plugin
Yes
Yes
Yes
Namespaces
Yes
No
No
No
Conflict Handling
Page Locking
Page Locking
Page Locking
Conflict Resolution
Concurrent Editing
No
Unknown
Yes
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Plugin
Yes
No
Yes
Structured Data
Plugin
No
Plugin
Patch
Links DokuWiki Instiki WikkaWiki PhpWiki
CamelCase
Optional
Optional
Yes
Yes
Freelinks
Yes
Yes
Patch
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
Yes
SisterWiki
No
No
No
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
No
No
Yes
Page Redirects
Plugin
Yes
Patch
Yes
Syntax Features DokuWiki Instiki WikkaWiki PhpWiki
HTML Tags
Optional
All
Some
Some
Math formulas
Plugin
Yes
Plugin
Plugin
Tables
simple
simple + complex
simple + complex
simple + complex
CREOLE support
Plugin
No
No
No
Markdown Support
Plugin
Yes
No
No
Textile Support
Plugin
Yes
No
No
BBCode Support
Plugin
No
No
No
Emoticon Images
Yes
No
No
No
Syntax Highlighting
Yes
Yes
Yes
Plugin
Footnotes
Yes
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Plugin
Yes
Yes
Yes
Custom styles
Plugin
Yes
Yes
Yes
FAQ Tags
Plugin
No
No
No
Scripting
Optional, PHP
None
Extensibility through drop-in plugins
plugins, templates, PHP
Content Includes
Plugin
Yes
Yes
Yes
Feed Aggregation
Yes
No
Yes
Yes
Usability DokuWiki Instiki WikkaWiki PhpWiki
Section Editing
Yes
No
No
No
Page Templates
Yes
No
Yes
Yes
Double-Click Edit
Plugin
No
Yes
Optional
Toolbar
Yes
No
Yes
Yes
WYSIWYG Editing
Plugin
No
Plugin
Patch
Access Keys
Yes
Yes
Patch
Yes
Auto Signature
Yes
Yes
Patch
Yes
Statistics DokuWiki Instiki WikkaWiki PhpWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Plugin
Yes
Yes
Yes
Orphaned Pages
Plugin
Yes
Yes
Yes
Most/Least Popular
Plugin
No
Patch
Yes
Recent Visitors
Plugin
No
Patch
Yes
Analysis
Plugin
No
Yes
Plugin
Output DokuWiki Instiki WikkaWiki PhpWiki
Printer Friendly
Print CSS
Print View
Print CSS
Print CSS
Mobile Friendly
Yes
Yes
Unknown
No
Themes & Skins
Yes
No
Yes
Yes
RSS Feeds
Yes
No
Yes
Yes
ATOM Feeds
Yes
Yes
Plugin
No
Abbreviations
Yes
Yes
Patch
No
Auto-TOC
Yes
Yes
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
XML export
No
No
Patch
No
PDF Export
Plugin
No
No
Yes
Office Export
Plugin
Unknown
No
Unknown
Media and Files DokuWiki Instiki WikkaWiki PhpWiki
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
Yes
No
No
Yes
Embedded Flash
Yes
No
Yes
Yes
Embedded Video
Yes
Yes
No
Yes
Image Editing
No
No
No
No
SVG Editing
Plugin
Yes
No
No
MindMap Editing
Plugin
No
Yes
No
Media Search
Filenames only
No
No
No
Extras DokuWiki Instiki WikkaWiki PhpWiki
Calendar
Plugin
No
Plugin
Yes
Image Galleries
Plugin
No
Plugin
Yes
Presentations
Plugin
Unknown
No
Unknown
Forums
No
No
No
Yes
Blogs
Plugin
No
Plugin
Yes
Ticket System
Plugin
No
No
No
Chat
No
Unknown
No
Unknown
Syntax Examples DokuWiki Instiki WikkaWiki PhpWiki
Internal Link
[[a Link]]
[[namespace:link]]
[[link|With a Title]]
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
CamelCase
[[forced]]
[[forced|This is a link]]
[[forced |日本語]]
WikiWord or [somelink]
[ desc | pagename ]
External Link
[[http://example.com]]
[[http://example.com|With a Title]]
[another site](http://example.com)
http://wikkawiki.org
[[http://wikkawiki.org|Wikka Wiki]]
[[Wikipedia:WikkaWiki]]
http://someserver/someurl
[ desc | exturl ]
Headlines
====== Level 1 ======
===== Level 2 =====
==== Level 3 ====
=== Level 4 ===
== Level 5 ==
#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######
====== Level 1 ======
===== Level 2 =====
==== Level 3 ====
=== Level 4 ===
== Level 5 ==
!!!Headline1
!!Headline2
!Headline3
Bold Format
**bold**
**bold**
**bold**
*bold* or
<strong>bold</strong>
Italics Format
//italics//
_italic_, *italic*
//italic//
_italics_ or 
or
<em>italics</em>
Underline Format
__underlined__
underlined
{: style='text-decoration:underlined'}
__underlined__
<u>underlined</u>
Monospace Format
''monospace''
`monospace`
##monospaced##
<tt>monospace</tt>
<code>code</code>
<pre>preformatted</pre>
<verbatim>
unparsed text</verbatim>


Strikethrough Format
<del>strikethrough</del>
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
++Strike through text++
<strike>striked through</strike>
Superscript Format
<sup>superscript</sup>
<sup>superscript</sup>
""<sup>Superscript</sup>""
<sup>above</sup>
Subscript Format
<sub>subscript</sub>
<sub>subscript</sub>
""<sub>Subscript</sub>""
<sub>below</sub>
Images
{{local.jpg}}
{{http://foo.bar/baz.jpg}}
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
http://foo.bar/bar.jpg
{{image url="local.jpg"}}
{{image url="http://foo.bar/bar.jpg"}}
[ 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
Aligning Text
Plugin
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
@@Center text@@
<<left floated<<
>>right floated>>
<?plugin RawHtml <span align="right"> ?>right<?plugin RawHtml </span> ?>
or <div align="right"> right </div>

Text Indentation
N/A
p
{: style='margin-left:3em'}

> blockquote
(4 spaces or a ~ can replace a tab)
indented
~indented
;: left indent
;;: more left indent

or 
paragraph
and another level 
Bulleted Lists
* item 1
* item 1.1
* item 2
* Item 1
** Item 1.1
* Item 2
(4 spaces or a ~ can replace a tab)

~- Item 1
~~- Item 1.1
~- Item 2
* list
or
- list
Numbered Lists
- item 1
- item 1.1
- item 2
1. Item 1
1. Item 1.1
2. Item 2
(4 spaces or a ~ can replace a tab)

~1) Item 1
~~1) Item 1.1
~1) Item 2

(more options for lists are available)
# list
Definition Lists
Plugin
term
: definition
""<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>""
Term:<def>
def
Horizontal Rule
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remove DokuWiki remove Instiki remove WikkaWiki remove PhpWiki