SubWiki vs. XWiki vs. ikiwiki

General Features SubWiki XWiki ikiwiki
Version
0.1-dev
18.6.0
2.67
Last Release Date
no official
2026-07-27 (3 days ago)
2008-10-17 (17 years ago)
Last Update here
2006-02-14 (20 years ago)
2026-07-28 (2 days ago)
2008-10-28 (17 years ago)
Author
Greg Stein
XWiki Development Team
Joey Hess and the ikiwiki community
URL
Free and Open Source
Yes
Yes
Yes
License
Academic Free License
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL
Programming Language
Python
Java
Perl
Data Storage
RCS
Database, RCS
Files, RCS
License Cost/ Fee
0
0
0
Development status
Alpha
Mature
Mature
Intended Audience
Enterprise, Workgroups, Developers
Anyone
Hosting Features SubWiki XWiki ikiwiki
Storage Quota
N/A
N/A
Bandwidth Quota
N/A
N/A
Other Limits
N/A
N/A
Topic Restrictions
N/A
N/A
Corporate Branding
N/A
Yes
N/A
Own Domain
N/A
Yes
N/A
Ads allowed
N/A
No
N/A
System Requirements SubWiki XWiki ikiwiki
Operating System
UNIX, Windows, MacOS X, probably others
Any platform supporting Java 21 or greater
Any
Root Access
No
No
No
Webserver
Apache, IIS, anything with CGI support
Servlet 5.0+
Any, or none
Other Requirements
Java 21, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Datastorage SubWiki XWiki ikiwiki
Text Files
Yes
No
Yes
MySQL
No
Yes
No
PostgreSQL
No
Yes
No
Oracle
No
Yes
No
SQLite
No
No
No
BerkeleyDB
No
No
No
RCS
Yes
Plugin
Yes
Other
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
Security/Anti-Spam SubWiki XWiki ikiwiki
Page Permissions
No
Yes
Yes
ACL
No
Yes
Yes
Authentication Backends
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Built-in, HTTP auth, OpenID; extensible via plugins
Host Blocking
No
No
Yes
Mail Encryption
Unknown
Yes
Yes
nofollow
Yes
No
No
Blacklist
No
Plugin
Yes
CAPTCHA
No
Yes
No
Delayed Indexing
No
Yes
No
Development/Support SubWiki XWiki ikiwiki
# of Consultants
Preconfigured Hosting
No
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features SubWiki XWiki ikiwiki
Preview
Yes
Yes
Yes
Minor Changes
No
Yes
No
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
No
Between all
Between all
Sitemap
Yes
Yes
Plugin
Plugin System
No
Yes
Yes
Special Features SubWiki XWiki ikiwiki
Unicode Support
No
Yes
Yes
Right-to-Left Support
Unknown
No
Yes
Interface Languages
1
English
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
1
English
Email notification
Optional
Yes
Yes
Comments
No
Threaded
Discussion Pages
Categories
Unknown
Yes
Plugin
Namespaces
Unknown
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Yes
Unknown
Search
Not available
Full Text
Full Text
Wiki Farming
Unknown
Yes
Yes
Structured Data
Unknown
Yes
Unknown
Links SubWiki XWiki ikiwiki
CamelCase
Yes
Yes
Plugin
Freelinks
No
Yes
Yes
Backlinks
No
Yes
Yes
InterWiki
Plugin
Yes
Plugin
SisterWiki
No
Yes
Plugin
Image Links
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Unknown
Yes
Unknown
Syntax Features SubWiki XWiki ikiwiki
HTML Tags
None
All
Optional
Math formulas
No
Yes
Plugin
Tables
none
simple + complex
simple + complex
CREOLE support
Unknown
Yes
No
Markdown Support
No
Yes
Yes
Textile Support
No
No
Plugin
BBCode Support
No
No
No
Emoticon Images
No
Yes
Plugin
Syntax Highlighting
No
Yes
Plugin
Footnotes
No
Yes
No
Quoting
No
Yes
Yes
Internal Comments
No
Yes
Yes
Custom styles
No
Yes
Yes
FAQ Tags
No
Plugin
Yes
Scripting
None
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
safe subset of HTML::Template supported via template plugin
Content Includes
Unknown
Yes
Plugin
Feed Aggregation
Unknown
Yes
Plugin
Usability SubWiki XWiki ikiwiki
Section Editing
No
Yes
No
Page Templates
No
Yes
Yes
Double-Click Edit
No
No
No
Toolbar
No
Yes
No
WYSIWYG Editing
No
Yes
No
Access Keys
Unknown
Yes
No
Auto Signature
No
No
No
Statistics SubWiki XWiki ikiwiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
No
Yes
Plugin
Orphaned Pages
No
Yes
Plugin
Most/Least Popular
No
Yes
No
Recent Visitors
No
Yes
No
Analysis
No
Yes
No
Output SubWiki XWiki ikiwiki
Printer Friendly
No
Print CSS
Print CSS
Mobile Friendly
Unknown
Yes
Yes
Themes & Skins
No
Yes
Yes
RSS Feeds
No
Yes
Plugin
ATOM Feeds
No
Optional
Plugin
Abbreviations
No
Plugin
No
Auto-TOC
No
Optional
Plugin
Raw Export
No
Yes
Yes
HTML Export
No
Yes
Yes
XML export
No
Yes
No
PDF Export
No
Yes
No
Office Export
Unknown
Yes
Unknown
Media and Files SubWiki XWiki ikiwiki
File Attachments
No
Yes
Yes
Media Revisions
No
Yes
Yes
Embedded Flash
No
Yes
Optional
Embedded Video
No
Yes
Optional
Image Editing
Unknown
Plugin
No
SVG Editing
Unknown
Plugin
No
MindMap Editing
Unknown
Plugin
No
Media Search
No
Contents
Filenames only
Extras SubWiki XWiki ikiwiki
Calendar
Unknown
Plugin
Plugin
Image Galleries
Unknown
Yes
Plugin
Presentations
Unknown
Plugin
Unknown
Forums
Unknown
Plugin
Unknown
Blogs
Unknown
Plugin
Yes
Ticket System
Unknown
Plugin
Yes
Chat
Unknown
Plugin
Unknown
Syntax Examples SubWiki XWiki ikiwiki
Internal Link
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)
[[internal]]
External Link
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
[link text](http://example.org)
Headlines
= Level 1 =
== Level 2 ==
=== Level 3 ===
==== Level 4 ====
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
Two syntaxes:

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

heading 1
=========

heading 2
---------
Bold Format
'''bold'''
**bold**
**bold**
__bold__
Italics Format
''italic''
//Italics//
*emphasized*
_emphasized_
Underline Format
N/A
__underline__
via HTML: <u>underlined</u>
Monospace Format
{{monospaced}}
##monospace##
`inline monospace`

indented block of
monospaced text

tab-indented
block
Strikethrough Format
N/A
--Strike--
via HTML: <del>deleted</del>
Superscript Format
N/A
^^superscript^^
via HTML: x<sup>2</sup>
Subscript Format
N/A
,,subscript,,
via HTML: a<sub>1</sub>
Images
http://foo.bar/foo.gif
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
![alt text](internal/image)
![alt text](http://example.org/external/image)
Aligning Text
N/A
(% style="... css here..." %)Text
Text Indentation
N/A
Non-semantic text indentation through styling:

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

Quotes:

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