ikiwiki vs. Wikidot vs. XWiki

General Features ikiwiki Wikidot XWiki
Version
2.67
18.0.1
Last Release Date
2008-10-17 (17 years ago)
2026-02-04 (2 days ago)
Last Update here
2008-10-28 (17 years ago)
2009-12-09 (16 years ago)
2026-02-04 (2 days ago)
Author
Joey Hess and the ikiwiki community
Michal Frackowiak
XWiki Development Team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
AGPLv3
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
Programming Language
Perl
Java
Data Storage
Files, RCS
Database
Database, RCS
License Cost/ Fee
0
Free / Paid Accounts (starts from $5 per month)
0
Development status
Mature
Mature
Mature
Intended Audience
Anyone
companies, private users, social groups and communities, software developers, tech geeks
Enterprise, Workgroups, Developers
Hosting Features ikiwiki Wikidot XWiki
Storage Quota
N/A
1500MB for free users, more for Pro accounts
Bandwidth Quota
N/A
no limit
Other Limits
N/A
max uploaded file size limit
Topic Restrictions
N/A
by Terms Of Service
Corporate Branding
N/A
Yes
Yes
Own Domain
N/A
Yes
Yes
Ads allowed
N/A
Yes
No
System Requirements ikiwiki Wikidot XWiki
Operating System
Any
Any platform supporting Java 17 or greater
Root Access
No
No
No
Webserver
Any, or none
Servlet 5.0+
Other Requirements
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Datastorage ikiwiki Wikidot XWiki
Text Files
Yes
Unknown
No
MySQL
No
Unknown
Yes
PostgreSQL
No
Yes
Yes
Oracle
No
Unknown
Yes
SQLite
No
Unknown
No
BerkeleyDB
No
Unknown
No
RCS
Yes
Unknown
Plugin
Other
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
Security/Anti-Spam ikiwiki Wikidot XWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Host Blocking
Yes
Yes
No
Mail Encryption
Yes
No
Yes
nofollow
No
Yes
No
Blacklist
Yes
Yes
Plugin
CAPTCHA
No
Yes
Yes
Delayed Indexing
No
Yes
Yes
Development/Support ikiwiki Wikidot XWiki
# of Consultants
Preconfigured Hosting
No
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features ikiwiki Wikidot XWiki
Preview
Yes
Yes
Yes
Minor Changes
No
Yes
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
Plugin
Yes
Yes
Plugin System
Yes
No
Yes
Special Features ikiwiki Wikidot XWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
No
Interface Languages
1
English
2
English, Polish
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
Email notification
Yes
Yes
Yes
Comments
Discussion Pages
Threaded
Threaded
Categories
Plugin
Yes
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Conflict Resolution
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Yes
Structured Data
Unknown
Yes
Yes
Links ikiwiki Wikidot XWiki
CamelCase
Plugin
No
Yes
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Plugin
Yes
Yes
SisterWiki
Plugin
No
Yes
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
Yes
Page Redirects
Unknown
Yes
Yes
Syntax Features ikiwiki Wikidot XWiki
HTML Tags
Optional
None
All
Math formulas
Plugin
Yes
Yes
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
Yes
Markdown Support
Yes
No
Yes
Textile Support
Plugin
No
No
BBCode Support
No
No
No
Emoticon Images
Plugin
No
Yes
Syntax Highlighting
Plugin
Yes
Yes
Footnotes
No
Yes
Yes
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
No
Plugin
Scripting
safe subset of HTML::Template supported via template plugin
CSS styles, embeddable JavaScript, reporting language
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Content Includes
Plugin
Yes
Yes
Feed Aggregation
Plugin
Yes
Yes
Usability ikiwiki Wikidot XWiki
Section Editing
No
Yes
Yes
Page Templates
Yes
Yes
Yes
Double-Click Edit
No
No
No
Toolbar
No
Yes
Yes
WYSIWYG Editing
No
No
Yes
Access Keys
No
Yes
Yes
Auto Signature
No
Yes
No
Statistics ikiwiki Wikidot XWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
Yes
Yes
Orphaned Pages
Plugin
Yes
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
No
No
Yes
Analysis
No
Yes
Yes
Output ikiwiki Wikidot XWiki
Printer Friendly
Print CSS
Print View
Print CSS
Mobile Friendly
Yes
Optional
Yes
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Plugin
Yes
Yes
ATOM Feeds
Plugin
No
Optional
Abbreviations
No
No
Plugin
Auto-TOC
Plugin
Yes
Optional
Raw Export
Yes
Yes
Yes
HTML Export
Yes
No
Yes
XML export
No
No
Yes
PDF Export
No
No
Yes
Office Export
Unknown
Unknown
Yes
Media and Files ikiwiki Wikidot XWiki
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
No
Yes
Embedded Flash
Optional
Yes
Yes
Embedded Video
Optional
Yes
Yes
Image Editing
No
No
Plugin
SVG Editing
No
No
Plugin
MindMap Editing
No
No
Plugin
Media Search
Filenames only
No
Contents
Extras ikiwiki Wikidot XWiki
Calendar
Plugin
Optional
Plugin
Image Galleries
Plugin
Yes
Yes
Presentations
Unknown
Unknown
Plugin
Forums
Unknown
Yes
Plugin
Blogs
Yes
Yes
Plugin
Ticket System
Yes
Yes
Plugin
Chat
Unknown
Unknown
Plugin
Syntax Examples ikiwiki Wikidot XWiki
Internal Link
[[internal]]
[[[page-name]]] or
[[[page-name|anchor]]]
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)
External Link
[link text](http://example.org)
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
+++ headline level 3
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
Bold Format
**bold**
__bold__
**bold text**
**bold**
Italics Format
*emphasized*
_emphasized_
//italic text//
//Italics//
Underline Format
via HTML: <u>underlined</u>
__underlined text__
__underline__
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
{{monospaced text}}
##monospace##
Strikethrough Format
via HTML: <del>deleted</del>
--strikethrough text--
--Strike--
Superscript Format
via HTML: x<sup>2</sup>
^^superscript^^
^^superscript^^
Subscript Format
via HTML: a<sub>1</sub>
,,subscript,,
,,subscript,,
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
[[image src="..."]]
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
= Centered line
(% style="... css here..." %)Text
Text Indentation
> First level of indentation
>> Second level of indentation.
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
* element 1
* element 2
* List
** list
*** list
Numbered Lists
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
# element 1
# element 1
1. Item 1
11. Item 2
111. Item 3
1. Item 4
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
: item : description
; term
: definition
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
----
remove ikiwiki remove Wikidot remove XWiki