WackoWiki vs. XWiki vs. MediaWiki vs. Zwiki

General Features WackoWiki XWiki MediaWiki Zwiki
Version
6.2.1
18.1.0
1.32.2
0.61
Last Release Date
2026-03-03 (13 days ago)
2026-02-23 (21 days ago)
2019-06-06 (6 years ago)
2008-10-28 (17 years ago)
Last Update here
2026-03-03 (13 days ago)
2026-02-23 (21 days ago)
2019-06-21 (6 years ago)
2008-10-30 (17 years ago)
Author
WackoWiki Team
XWiki Development Team
Magnus Manske, Brion Vibber, Lee Daniel Crocker, Tim Starling, Erik Möller, and others.
Simon Michael & the Zwiki dev team
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
BSD
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL
GPLv2
Programming Language
PHP
Java
PHP
Python
Data Storage
Database
Database, RCS
Database
Database
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
Advanced End Users, Developers, End Users/Desktop
Enterprise, Workgroups, Developers
End Users/Desktop, Education
anyone able to install or get access to a zope server
Hosting Features WackoWiki XWiki MediaWiki Zwiki
Storage Quota
N/A
N/A
N/A
Bandwidth Quota
N/A
N/A
N/A
Other Limits
N/A
N/A
N/A
Topic Restrictions
N/A
N/A
N/A
Corporate Branding
N/A
Yes
N/A
N/A
Own Domain
N/A
Yes
N/A
N/A
Ads allowed
N/A
No
N/A
N/A
System Requirements WackoWiki XWiki MediaWiki Zwiki
Operating System
OS Independent
Any platform supporting Java 17 or greater
*nix, Windows, Mac OS X
any
Root Access
No
No
No
No
Webserver
run with the appserver/webserver of your choice
Servlet 5.0+
Any with PHP support
Zope
Other Requirements
mod_rewrite (optional)
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
none
Datastorage WackoWiki XWiki MediaWiki Zwiki
Text Files
No
No
No
Plugin
MySQL
Yes
Yes
Yes
Plugin
PostgreSQL
No
Yes
Yes
Plugin
Oracle
No
Yes
Yes
Plugin
SQLite
Yes
No
Yes
Unknown
BerkeleyDB
No
No
No
Unknown
RCS
No
Plugin
No
Unknown
Other
MariaDB
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
No
ZODB (zope object database)
Security/Anti-Spam WackoWiki XWiki MediaWiki Zwiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
No
Yes
Authentication Backends
LDAP (patch), ActiveDirectory
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Yes
any supported by Zope authentication plugins
Host Blocking
Optional
No
Yes
Patch
Mail Encryption
Optional
Yes
Plugin
Yes
nofollow
Optional
No
Optional
Unknown
Blacklist
Yes
Plugin
Yes
Yes
CAPTCHA
Yes
Yes
Plugin
No
Delayed Indexing
No
Yes
No
Patch
Development/Support WackoWiki XWiki MediaWiki Zwiki
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#zwiki on freenode
Stars on GitHub
56 ⭐
N/A
N/A
N/A
Common Features WackoWiki XWiki MediaWiki Zwiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
No
Change Summary
Yes
Yes
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
Yes
Yes
Yes
Special Features WackoWiki XWiki MediaWiki Zwiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
No
Yes
Optional
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
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
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
0
Email notification
Yes
Yes
Optional
Yes
Comments
Flat
Threaded
Discussion Pages
Flat
Categories
Yes
Yes
Yes
No
Namespaces
Yes
Yes
Yes
No
Conflict Handling
Page Locking
Conflict Resolution
Conflict Resolution
Conflict Detection
Concurrent Editing
No
Yes
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Patch
Yes
Plugin
Unknown
Structured Data
Plugin
Yes
Plugin
Unknown
Links WackoWiki XWiki MediaWiki Zwiki
CamelCase
Optional
Yes
No
Optional
Freelinks
Yes
Yes
Yes
Optional
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
Yes
SisterWiki
No
Yes
No
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
Yes
No
Unknown
Page Redirects
Yes
Yes
Yes
Unknown
Syntax Features WackoWiki XWiki MediaWiki Zwiki
HTML Tags
All
All
Some
Optional
Math formulas
Plugin
Yes
Yes
Plugin
Tables
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
Yes
No
No
Markdown Support
No
Yes
No
No
Textile Support
No
No
No
No
BBCode Support
Patch
No
No
No
Emoticon Images
Yes
Yes
Optional
Patch
Syntax Highlighting
Yes
Yes
Plugin
No
Footnotes
Yes
Yes
Yes
Yes
Quoting
Yes
Yes
No
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Plugin
No
Optional
Scripting
actions (PHP)
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Optional
DTML
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Yes
Plugin
Plugin
Usability WackoWiki XWiki MediaWiki Zwiki
Section Editing
Yes
Yes
Yes
No
Page Templates
Yes
Yes
Yes
No
Double-Click Edit
Yes
No
Optional
Patch
Toolbar
Yes
Yes
Yes
No
WYSIWYG Editing
Plugin
Yes
Plugin
Plugin
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
Yes
No
Yes
Yes
Statistics WackoWiki XWiki MediaWiki Zwiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Yes
No
Orphaned Pages
Yes
Yes
Yes
Optional
Most/Least Popular
Yes
Yes
Yes
Optional
Recent Visitors
Yes
Yes
Plugin
Plugin
Analysis
Plugin
Yes
Optional
No
Output WackoWiki XWiki MediaWiki Zwiki
Printer Friendly
Print View
Print CSS
Print CSS
Print View
Mobile Friendly
Yes
Yes
No
Unknown
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Yes
ATOM Feeds
No
Optional
Yes
No
Abbreviations
Patch
Plugin
No
Unknown
Auto-TOC
Yes
Optional
Yes
Plugin
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
XML export
Yes
Yes
Yes
Yes
PDF Export
Patch
Yes
Plugin
Patch
Office Export
Patch
Yes
Unknown
Unknown
Media and Files WackoWiki XWiki MediaWiki Zwiki
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
No
Yes
Yes
No
Embedded Flash
Yes
Yes
Plugin
Yes
Embedded Video
Yes
Yes
Plugin
Yes
Image Editing
No
Plugin
No
No
SVG Editing
No
Plugin
No
No
MindMap Editing
Plugin
Plugin
Plugin
No
Media Search
Contents
Contents
Keywords
Filenames only
Extras WackoWiki XWiki MediaWiki Zwiki
Calendar
Plugin
Plugin
Plugin
Unknown
Image Galleries
Plugin
Yes
Yes
Unknown
Presentations
Plugin
Plugin
Unknown
Unknown
Forums
Optional
Plugin
Plugin
Unknown
Blogs
Optional
Plugin
No
Unknown
Ticket System
No
Plugin
No
Unknown
Chat
Patch
Plugin
Unknown
Unknown
Syntax Examples WackoWiki XWiki MediaWiki Zwiki
Internal Link
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
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)
[[a link]]
[[a link|with title]]
WikiName
[freeform name]
[[double-bracketed]]
External Link
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
[http://example.org The title]
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..
Headlines
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
==Section==
===Subsection===
====Sub-subsection====
Bold Format
**bold**
**bold**
'''bold'''
Italics Format
//italics//
//Italics//
''italic''
Underline Format
__underline__
__underline__
<u>underlined</u>
Monospace Format
##monospace##
##monospace##
<tt>monospace</tt>
Strikethrough Format
--strikethrough--
--Strike--
<s>strikethrough</s>
Superscript Format
^^superscript^^
^^superscript^^
<sup>superscript</sup>
Subscript Format
,,subscript,,
,,subscript,,
<sub>subscript</sub>
Images
((image.png))
file:image.png
https://example.com/image.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
[[Image:wiki.png]]
Aligning Text
{html}<div align="right">{html}

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

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

Quotes:

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


1. Item 1
11. Item 2
111. Item 3
1. Item 4
# Item 1
## Item 1.2
# Item 2
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
----
----
----
remove WackoWiki remove XWiki remove MediaWiki remove Zwiki