WikiNi vs. ikiwiki vs. XWiki

General Features WikiNi ikiwiki XWiki
Version
0.5.0
2.67
18.6.0
Last Release Date
2007-04-12 (19 years ago)
2008-10-17 (17 years ago)
2026-07-27 (3 days ago)
Last Update here
2009-02-10 (17 years ago)
2008-10-28 (17 years ago)
2026-07-28 (2 days ago)
Author
Joey Hess and the ikiwiki community
XWiki Development Team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
GPL
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
Programming Language
PHP
Perl
Java
Data Storage
Database
Files, RCS
Database, RCS
License Cost/ Fee
0 ($, €, £, ¥, ...)
0
0
Development status
Mature
Mature
Mature
Intended Audience
End Users/Desktop, Education
Anyone
Enterprise, Workgroups, Developers
Hosting Features WikiNi ikiwiki XWiki
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
N/A
Yes
Own Domain
N/A
N/A
Yes
Ads allowed
N/A
N/A
No
System Requirements WikiNi ikiwiki XWiki
Operating System
all (UNIX, Windows, MacOS X)
Any
Any platform supporting Java 21 or greater
Root Access
No
No
No
Webserver
Any, or none
Servlet 5.0+
Other Requirements
Java 21, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Datastorage WikiNi ikiwiki XWiki
Text Files
No
Yes
No
MySQL
Yes
No
Yes
PostgreSQL
No
No
Yes
Oracle
No
No
Yes
SQLite
No
No
No
BerkeleyDB
No
No
No
RCS
No
Yes
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 WikiNi ikiwiki 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
Unknown
Yes
No
Mail Encryption
Unknown
Yes
Yes
nofollow
No
No
No
Blacklist
No
Yes
Plugin
CAPTCHA
Patch
No
Yes
Delayed Indexing
No
No
Yes
Development/Support WikiNi ikiwiki XWiki
# of Consultants
Preconfigured Hosting
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features WikiNi ikiwiki XWiki
Preview
Yes
Yes
Yes
Minor Changes
No
No
Yes
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Restricted by Age
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Yes
Plugin
Yes
Plugin System
Yes
Yes
Yes
Special Features WikiNi ikiwiki XWiki
Unicode Support
No
Yes
Yes
Right-to-Left Support
Unknown
Yes
No
Interface Languages
1
French
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
Email notification
Plugin
Yes
Yes
Comments
Threaded
Discussion Pages
Threaded
Categories
Unknown
Plugin
Yes
Namespaces
Patch
Yes
Yes
Conflict Handling
Conflict Detection
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Unknown
Yes
Yes
Structured Data
Unknown
Unknown
Yes
Links WikiNi ikiwiki XWiki
CamelCase
Yes
Plugin
Yes
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Plugin
Yes
SisterWiki
No
Plugin
Yes
Image Links
Unknown
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Unknown
Unknown
Yes
Syntax Features WikiNi ikiwiki XWiki
HTML Tags
Optional
Optional
All
Math formulas
Plugin
Plugin
Yes
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
Yes
Markdown Support
No
Yes
Yes
Textile Support
No
Plugin
No
BBCode Support
No
No
No
Emoticon Images
No
Plugin
Yes
Syntax Highlighting
Yes
Plugin
Yes
Footnotes
Plugin
No
Yes
Quoting
Unknown
Yes
Yes
Internal Comments
Unknown
Yes
Yes
Custom styles
Patch
Yes
Yes
FAQ Tags
No
Yes
Plugin
Scripting
safe subset of HTML::Template supported via template plugin
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Content Includes
Yes
Plugin
Yes
Feed Aggregation
Patch
Plugin
Yes
Usability WikiNi ikiwiki XWiki
Section Editing
No
No
Yes
Page Templates
No
Yes
Yes
Double-Click Edit
Yes
No
No
Toolbar
Patch
No
Yes
WYSIWYG Editing
No
No
Yes
Access Keys
Yes
No
Yes
Auto Signature
No
No
No
Statistics WikiNi ikiwiki XWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
Plugin
Yes
Orphaned Pages
Yes
Plugin
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
No
No
Yes
Analysis
No
No
Yes
Output WikiNi ikiwiki XWiki
Printer Friendly
Print CSS
Print CSS
Print CSS
Mobile Friendly
Unknown
Yes
Yes
Themes & Skins
Optional
Yes
Yes
RSS Feeds
Yes
Plugin
Yes
ATOM Feeds
No
Plugin
Optional
Abbreviations
No
No
Plugin
Auto-TOC
Unknown
Plugin
Optional
Raw Export
Yes
Yes
Yes
HTML Export
No
Yes
Yes
XML export
No
No
Yes
PDF Export
Plugin
No
Yes
Office Export
Unknown
Unknown
Yes
Media and Files WikiNi ikiwiki XWiki
File Attachments
Plugin
Yes
Yes
Media Revisions
Unknown
Yes
Yes
Embedded Flash
Plugin
Optional
Yes
Embedded Video
Plugin
Optional
Yes
Image Editing
No
No
Plugin
SVG Editing
No
No
Plugin
MindMap Editing
No
No
Plugin
Media Search
No
Filenames only
Contents
Extras WikiNi ikiwiki XWiki
Calendar
Unknown
Plugin
Plugin
Image Galleries
Unknown
Plugin
Yes
Presentations
Unknown
Unknown
Plugin
Forums
Unknown
Unknown
Plugin
Blogs
Unknown
Yes
Plugin
Ticket System
Unknown
Yes
Plugin
Chat
Unknown
Unknown
Plugin
Syntax Examples WikiNi ikiwiki XWiki
Internal Link
wiki word (XxxXxxxxx)
[[internal]]
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)
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Headlines
====== ====== level 1
===== ===== level 2
==== ==== level 3
=== === level 4
== == level 5

Two syntaxes:

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

heading 1
=========

heading 2
---------
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
Bold Format
** **
**bold**
__bold__
**bold**
Italics Format
// //
*emphasized*
_emphasized_
//Italics//
Underline Format
__ __
via HTML: <u>underlined</u>
__underline__
Monospace Format
## ##
`inline monospace`

indented block of
monospaced text

tab-indented
block
##monospace##
Strikethrough Format
@@ @@
via HTML: <del>deleted</del>
--Strike--
Superscript Format
via HTML: x<sup>2</sup>
^^superscript^^
Subscript Format
via HTML: a<sub>1</sub>
,,subscript,,
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
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
(% style="... css here..." %)Text
Text Indentation
[space] level 1
[space][space] level 2
[space][space][...] level X
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
* List
** list
*** list
Numbered Lists
1)
1)
1)
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. Item 1
11. Item 2
111. Item 3
1. Item 4
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
; term
: definition
Horizontal Rule
----
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
remove WikiNi remove ikiwiki remove XWiki