WackoWiki vs. MediaWiki vs. XWiki vs. Zwiki vs. Confluence

General Features WackoWiki MediaWiki XWiki Zwiki Confluence
Version
6.2.1
1.32.2
18.2.1
0.61
5.2
Last Release Date
2026-03-03 (1 month ago)
2019-06-06 (6 years ago)
2026-04-09 (10 days ago)
2008-10-28 (17 years ago)
2013-08-13 (12 years ago)
Last Update here
2026-03-03 (1 month ago)
2019-06-21 (6 years ago)
2026-04-09 (10 days ago)
2008-10-30 (17 years ago)
2013-08-22 (12 years ago)
Author
WackoWiki Team
Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik Möller, and others.
XWiki Development Team
Simon Michael & the Zwiki dev team
Atlassian
URL
Free and Open Source
Yes
Yes
Yes
Yes
No
License
BSD
GPL
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPLv2
Commercial + Free personal/open source project/community use
Programming Language
PHP
PHP
Java
Python
Java
Data Storage
Database
Database
Database, RCS
Database
Database
License Cost/ Fee
0
0
0
0
starting at US $10 installed (unlimited wikis)
Development status
Mature
Mature
Mature
Mature
Mature
Intended Audience
Advanced End Users, Developers, End Users/Desktop
End Users/Desktop, Education
Enterprise, Workgroups, Developers
anyone able to install or get access to a zope server
Enterprise + Technical Teams
Hosting Features WackoWiki MediaWiki XWiki Zwiki Confluence
Storage Quota
N/A
N/A
N/A
Unlimited
Bandwidth Quota
N/A
N/A
N/A
Other Limits
N/A
N/A
N/A
No
Topic Restrictions
N/A
N/A
N/A
No
Corporate Branding
N/A
N/A
Yes
N/A
Yes
Own Domain
N/A
N/A
Yes
N/A
Optional
Ads allowed
N/A
N/A
No
N/A
No
System Requirements WackoWiki MediaWiki XWiki Zwiki Confluence
Operating System
OS Independent
*nix, Windows, Mac OS X
Any platform supporting Java 17 or greater
any
Windows, Linux and Unix variants
Root Access
No
No
No
No
No
Webserver
run with the appserver/webserver of your choice
Any with PHP support
Servlet 5.0+
Zope
Apache Tomcat
Other Requirements
mod_rewrite (optional)
none
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Oracle JDK 1.6.0_4+
Datastorage WackoWiki MediaWiki XWiki Zwiki Confluence
Text Files
No
No
No
Plugin
No
MySQL
Yes
Yes
Yes
Plugin
Yes
PostgreSQL
No
Yes
Yes
Plugin
Yes
Oracle
No
Yes
Yes
Plugin
Yes
SQLite
Yes
Yes
No
Unknown
No
BerkeleyDB
No
No
No
Unknown
No
RCS
No
No
Plugin
Unknown
No
Other
MariaDB
No
JDBC Databases and in general any database supported by Hibernate; any custom implementation, as the storage is pluggable. Attachments can be saved on the filesystem
ZODB (zope object database)
Security/Anti-Spam WackoWiki MediaWiki XWiki Zwiki Confluence
Page Permissions
Yes
Yes
Yes
Yes
Yes
ACL
Yes
No
Yes
Yes
Yes
Authentication Backends
LDAP (patch), ActiveDirectory
Yes
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
any supported by Zope authentication plugins
LDAP, NTLM, Siteminder, CAS and more
Host Blocking
Optional
Yes
No
Patch
No
Mail Encryption
Optional
Plugin
Yes
Yes
Optional
nofollow
Optional
Optional
No
Unknown
Optional
Blacklist
Yes
Yes
Plugin
Yes
No
CAPTCHA
Yes
Plugin
Yes
No
Yes
Delayed Indexing
No
No
Yes
Patch
No
Development/Support WackoWiki MediaWiki XWiki Zwiki Confluence
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#zwiki on freenode
Stars on GitHub
55 ⭐
N/A
N/A
N/A
N/A
Common Features WackoWiki MediaWiki XWiki Zwiki Confluence
Preview
Yes
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
No
Yes
Change Summary
Yes
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Yes
Yes
Plugin System
Yes
Yes
Yes
Yes
Yes
Special Features WackoWiki MediaWiki XWiki Zwiki Confluence
Unicode Support
Yes
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
No
Optional
No
Interface Languages
30
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Ukrainian, Chinese, Chinese Traditional
140
Afar, Abkhazian, Afrikaans, Amharic, Arabic, Assamese, Aymara, Azerbaijani, Bashkir, Byelorussian, Bulgarian, Bihari, Bislama, Bengali; Bangla, Tibetan, Breton, Catalan, Corsican, Czech, Welsh, Danish, German, Bhutani, Greek, English, Esperanto, Spanish, Estonian, Basque, Persian, Finnish, Fiji, Faroese, French, Frisian, Irish, Scots Gaelic, Galician, Guarani, Gujarati, Hausa, Hebrew, Hindi, Croatian, Hungarian, Armenian, Interlingua, Indonesian, Interlingue, Inupiak, Icelandic, Italian, Inuktitut, Japanese, Georgian, Kazakh, Greenlandic, Cambodian, Kannada, Korean, Kashmiri, Kurdish, Kirghiz, Latin, Lingala, Laothian, Lithuanian, Latvian, Lettish, Malagasy, Maori, Macedonian, Malayalam, Mongolian, Moldavian, Marathi, Malay, Maltese, Burmese, Nauru, Nepali, Dutch, Norwegian, Occitan, Oromo, Oriya, Punjabi, Polish, Pashto, Pushto, Portuguese, Brazilian Portuguese, Quechua, Rhaeto-Romance, Kirundi, Romanian, Russian, Kinyarwanda, Sanskrit, Sindhi, Sangho, Serbo-Croatian, Sinhalese, Slovak, Slovenian, Samoan, Shona, Somali, Albanian, Serbian, Siswati, Sesotho, Sundanese, Swedish, Swahili, Tamil, Telugu, Tajik, Thai, Tigrinya, Turkmen, Tagalog, Setswana, Tonga, Turkish, Tsonga, Tatar, Twi, Uighur, Ukrainian, Urdu, Uzbek, Vietnamese, Volapuk, Wolof, Xhosa, Yiddish, Yoruba, Zhuang, Chinese, Chinese Traditional, Zulu
40
Bulgarian, Catalan, Czech, Danish, German, Greek, English, Spanish, Persian, French, Galician, Hindi, Croatian, Hungarian, Indonesian, Italian, Japanese, Cambodian, Kannada, Korean, Lithuanian, Latvian, Lettish, Marathi, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Sinhalese, Slovak, Slovenian, Swedish, Turkish, Uighur, Ukrainian, Vietnamese, Chinese, Chinese Traditional
0
15
Danish, German, Greek, English, Spanish, Finnish, French, Hungarian, Japanese, Korean, Portuguese, Russian, Swahili, Chinese, Chinese Traditional
Email notification
Yes
Optional
Yes
Yes
Yes
Comments
Flat
Discussion Pages
Threaded
Flat
Threaded
Categories
Yes
Yes
Yes
No
Yes
Namespaces
Yes
Yes
Yes
No
Yes
Conflict Handling
Page Locking
Conflict Resolution
Conflict Resolution
Conflict Detection
Conflict Resolution
Concurrent Editing
No
Unknown
Yes
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Patch
Plugin
Yes
Unknown
Yes
Structured Data
Plugin
Plugin
Yes
Unknown
Plugin
Links WackoWiki MediaWiki XWiki Zwiki Confluence
CamelCase
Optional
No
Yes
Optional
Yes
Freelinks
Yes
Yes
Yes
Optional
Yes
Backlinks
Yes
Yes
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
Yes
Optional
SisterWiki
No
No
Yes
No
No
Image Links
Yes
Yes
Yes
Yes
Yes
Windows Shares
Yes
No
Yes
Unknown
Yes
Page Redirects
Yes
Yes
Yes
Unknown
Plugin
Syntax Features WackoWiki MediaWiki XWiki Zwiki Confluence
HTML Tags
All
Some
All
Optional
Optional
Math formulas
Plugin
Yes
Yes
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
Yes
No
No
Markdown Support
No
No
Yes
No
No
Textile Support
No
No
No
No
Yes
BBCode Support
Patch
No
No
No
No
Emoticon Images
Yes
Optional
Yes
Patch
Yes
Syntax Highlighting
Yes
Plugin
Yes
No
Yes
Footnotes
Yes
Yes
Yes
Yes
Plugin
Quoting
Yes
No
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Plugin
Custom styles
Yes
Yes
Yes
Yes
Yes
FAQ Tags
No
No
Plugin
Optional
Yes
Scripting
actions (PHP)
Optional
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
DTML
Macros, plugins, widgets, JavaScript and more
Content Includes
Yes
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Plugin
Yes
Plugin
Yes
Usability WackoWiki MediaWiki XWiki Zwiki Confluence
Section Editing
Yes
Yes
Yes
No
No
Page Templates
Yes
Yes
Yes
No
Yes
Double-Click Edit
Yes
Optional
No
Patch
No
Toolbar
Yes
Yes
Yes
No
Yes
WYSIWYG Editing
Plugin
Plugin
Yes
Plugin
Yes
Access Keys
Yes
Yes
Yes
Yes
Yes
Auto Signature
Yes
Yes
No
Yes
No
Statistics WackoWiki MediaWiki XWiki Zwiki Confluence
Recent Changes
Yes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Yes
No
Yes
Orphaned Pages
Yes
Yes
Yes
Optional
Yes
Most/Least Popular
Yes
Yes
Yes
Optional
Yes
Recent Visitors
Yes
Plugin
Yes
Plugin
No
Analysis
Plugin
Optional
Yes
No
Yes
Output WackoWiki MediaWiki XWiki Zwiki Confluence
Printer Friendly
Print View
Print CSS
Print CSS
Print View
Print CSS
Mobile Friendly
Yes
No
Yes
Unknown
Plugin
Themes & Skins
Yes
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Yes
Yes
ATOM Feeds
No
Yes
Optional
No
Yes
Abbreviations
Patch
No
Plugin
Unknown
No
Auto-TOC
Yes
Yes
Optional
Plugin
Yes
Raw Export
Yes
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
Yes
XML export
Yes
Yes
Yes
Yes
Yes
PDF Export
Patch
Plugin
Yes
Patch
Yes
Office Export
Patch
Unknown
Yes
Unknown
Unknown
Media and Files WackoWiki MediaWiki XWiki Zwiki Confluence
File Attachments
Yes
Yes
Yes
Yes
Yes
Media Revisions
No
Yes
Yes
No
Yes
Embedded Flash
Yes
Plugin
Yes
Yes
Yes
Embedded Video
Yes
Plugin
Yes
Yes
Yes
Image Editing
No
No
Plugin
No
Plugin
SVG Editing
No
No
Plugin
No
Plugin
MindMap Editing
Plugin
Plugin
Plugin
No
Plugin
Media Search
Contents
Keywords
Contents
Filenames only
Contents
Extras WackoWiki MediaWiki XWiki Zwiki Confluence
Calendar
Plugin
Plugin
Plugin
Unknown
Plugin
Image Galleries
Plugin
Yes
Yes
Unknown
Yes
Presentations
Plugin
Unknown
Plugin
Unknown
Unknown
Forums
Optional
Plugin
Plugin
Unknown
Plugin
Blogs
Optional
No
Plugin
Unknown
Yes
Ticket System
No
No
Plugin
Unknown
Plugin
Chat
Patch
Unknown
Plugin
Unknown
Unknown
Syntax Examples WackoWiki MediaWiki XWiki Zwiki Confluence
Internal Link
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
[[a link]]
[[a link|with title]]
XWiki supports 16+ input syntaxes (e.g. confluence, twiki, docbook, mediawiki, xwiki, markdown, etc), see http://rendering.xwiki.org/xwiki/bin/view/Main/WebHome#HSupportedSyntaxes for details.

The syntax documented below is XWiki Syntax 2.1 (http://platform.xwiki.org/xwiki/bin/view/Main/XWikiSyntax).

[[wiki syntax here>>Space.Page]]
[[Space.Page]]
(Space is optional and is the current space if not specified)
WikiName
[freeform name]
[[double-bracketed]]
[Page Title]
[Link Title|Page Title#anchor]
[~username]
[^attachment.doc]
External Link
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
[http://example.org The title]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Bare urls plus markup-specific 
link syntax. This and all 
following syntax examples depend 
on which markup mode is used for 
a page, including:

restructured text, structured 
text, wikiwikiweb, moinmoin, 
html, plaintext..
[http://www.example.com]
[Link Title|http://www.example.com]
[Shortcut Link|PageName@otherwiki]
Headlines
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
==Section==
===Subsection===
====Sub-subsection====
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
h1. Top Level Heading
h2. Smaller Heading
h6. Smallest Heading
Bold Format
**bold**
'''bold'''
**bold**
*bold*
Italics Format
//italics//
''italic''
//Italics//
_italics_
Underline Format
__underline__
<u>underlined</u>
__underline__
+underline+
Monospace Format
##monospace##
<tt>monospace</tt>
##monospace##
{{monospace}}
Strikethrough Format
--strikethrough--
<s>strikethrough</s>
--Strike--
-strikethrough-
Superscript Format
^^superscript^^
<sup>superscript</sup>
^^superscript^^
^superscript^
Subscript Format
,,subscript,,
<sub>subscript</sub>
,,subscript,,
~subscript~
Images
((image.png))
file:image.png
https://example.com/image.png
[[Image:wiki.png]]
image:img.png
image:Space.Page@img.png
[[image:img.png||width="25" height="25"]]
image:http://some/url/img.png

Starting with the xwiki/2.1 syntax, also:
image:icon:cancel
Aligning Text
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
<center>Centered</center>
(% style="... css here..." %)Text
Text Indentation
one
two
: indented line
Non-semantic text indentation through styling:

(% style="... css here..." %)multi line text

Quotes:

> This is a quoted text
Bulleted Lists
*one
**One-two
*two
*three
* Item 1
** Item 1.2
* Item 2
* List
** list
*** list
* one
** one-two
* two
* three
Numbered Lists
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


# Item 1
## Item 1.2
# Item 2
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# one
## one-two
# two
# three
Definition Lists
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
; term : definition
; term
: definition
Horizontal Rule
----
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remove WackoWiki remove MediaWiki remove XWiki remove Zwiki remove Confluence