PmWiki vs. UseMod vs. XWiki

General Features PmWiki UseMod XWiki
Version
2.6.0
1.2.2
18.4.0
Last Release Date
2026-05-16 (28 days ago)
2023-11-10 (2 years ago)
2026-05-27 (17 days ago)
Last Update here
2026-05-16 (28 days ago)
2025-02-25 (1 year ago)
2026-05-27 (17 days ago)
Author
Petko Yotov (Original author: Patrick R. Michaud)
Clifford Adams
XWiki Development Team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL2+
GPL
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
Programming Language
PHP
Perl
Java
Data Storage
Files
Files
Database, RCS
License Cost/ Fee
0
0
0
Development status
Mature
Mature
Mature
Intended Audience
All
Enterprise, Workgroups, Developers
Hosting Features PmWiki UseMod 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 PmWiki UseMod XWiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
Linux, Windows, MacOS X
Any platform supporting Java 17 or greater
Root Access
No
No
No
Webserver
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Apache, probably anything with CGI support
Servlet 5.0+
Other Requirements
none
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Datastorage PmWiki UseMod XWiki
Text Files
Yes
Yes
No
MySQL
Plugin
No
Yes
PostgreSQL
No
No
Yes
Oracle
No
No
Yes
SQLite
Plugin
No
No
BerkeleyDB
No
No
No
RCS
Plugin
No
Plugin
Other
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
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 PmWiki UseMod XWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
No
Yes
Authentication Backends
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Host Blocking
Optional
Yes
No
Mail Encryption
Optional
Unknown
Yes
nofollow
Yes
Patch
No
Blacklist
Optional
Patch
Plugin
CAPTCHA
Plugin
No
Yes
Delayed Indexing
Optional
No
Yes
Development/Support PmWiki UseMod XWiki
# of Consultants
Preconfigured Hosting
Yes
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
Common Features PmWiki UseMod XWiki
Preview
Yes
Yes
Yes
Minor Changes
Yes
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
Yes
Yes
Yes
Plugin System
Yes
No
Yes
Special Features PmWiki UseMod XWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Optional
Unknown
No
Interface Languages
38
Arabic, Bulgarian, Breton, Catalan, Czech, Danish, German, Greek, English, Esperanto, Spanish, Persian, Finnish, French, Hungarian, Indonesian, Italian, Japanese, Lithuanian, Latvian, Lettish, Macedonian, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Slovak, Slovenian, Albanian, Swedish, Tamil, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
0
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
Optional
Unknown
Yes
Comments
Discussion Pages
No
Threaded
Categories
Yes
Unknown
Yes
Namespaces
Yes
Unknown
Yes
Conflict Handling
Conflict Resolution
Conflict Detection
Conflict Resolution
Concurrent Editing
Yes
No
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Unknown
Yes
Structured Data
Yes
Unknown
Yes
Links PmWiki UseMod XWiki
CamelCase
Optional
Optional
Yes
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
SisterWiki
Plugin
Yes
Yes
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
Yes
Page Redirects
Yes
Yes
Yes
Syntax Features PmWiki UseMod XWiki
HTML Tags
Plugin
Some
All
Math formulas
Plugin
No
Yes
Tables
simple + complex
simple
simple + complex
CREOLE support
Optional
Unknown
Yes
Markdown Support
Plugin
No
Yes
Textile Support
No
No
No
BBCode Support
Plugin
No
No
Emoticon Images
Plugin
No
Yes
Syntax Highlighting
Optional
No
Yes
Footnotes
Plugin
No
Yes
Quoting
Plugin
No
Yes
Internal Comments
Yes
No
Yes
Custom styles
Yes
No
Yes
FAQ Tags
Yes
No
Plugin
Scripting
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
None
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Content Includes
Yes
Unknown
Yes
Feed Aggregation
Plugin
Unknown
Yes
Usability PmWiki UseMod XWiki
Section Editing
Plugin
No
Yes
Page Templates
Yes
No
Yes
Double-Click Edit
Plugin
No
No
Toolbar
Optional
No
Yes
WYSIWYG Editing
Plugin
No
Yes
Access Keys
Yes
Unknown
Yes
Auto Signature
Yes
No
No
Statistics PmWiki UseMod XWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Optional
Patch
Yes
Orphaned Pages
Optional
Patch
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
Plugin
No
Yes
Analysis
Plugin
No
Yes
Output PmWiki UseMod XWiki
Printer Friendly
Print View
No
Print CSS
Mobile Friendly
Yes
Unknown
Yes
Themes & Skins
Yes
No
Yes
RSS Feeds
Optional
Yes
Yes
ATOM Feeds
Optional
No
Optional
Abbreviations
Plugin
No
Plugin
Auto-TOC
Optional
Yes
Optional
Raw Export
Yes
No
Yes
HTML Export
Plugin
No
Yes
XML export
Plugin
No
Yes
PDF Export
Plugin
No
Yes
Office Export
Plugin
Unknown
Yes
Media and Files PmWiki UseMod XWiki
File Attachments
Optional
Optional
Yes
Media Revisions
Optional
No
Yes
Embedded Flash
Plugin
No
Yes
Embedded Video
Plugin
No
Yes
Image Editing
Plugin
Unknown
Plugin
SVG Editing
Plugin
Unknown
Plugin
MindMap Editing
Plugin
Unknown
Plugin
Media Search
Filenames only
No
Contents
Extras PmWiki UseMod XWiki
Calendar
Plugin
Unknown
Plugin
Image Galleries
Plugin
Unknown
Yes
Presentations
Plugin
Unknown
Plugin
Forums
Plugin
Unknown
Plugin
Blogs
Plugin
Unknown
Plugin
Ticket System
Plugin
Unknown
Plugin
Chat
No
Unknown
Plugin
Syntax Examples PmWiki UseMod XWiki
Internal Link
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[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
http://....
[[http://... | link text]]
[[link text -> http://...]]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Headlines
! Level 1
!!#anchor Level 2
!!! Level 3
= Level 1 =
== Level 2 ==
=== Level 3 ===
==== Level 4 ====
===== Level 5 =====
====== Level 6 ======
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
Bold Format
'''bold'''
'''bold'''
**bold**
Italics Format
''italic''
''italic''
//Italics//
Underline Format
{+underlined+}
<u>underline</u>
__underline__
Monospace Format
@@monospace@@
<tt>for monospace text</tt>
##monospace##
Strikethrough Format
{-strikethrough-}
N/A
--Strike--
Superscript Format
'^superscript^'
<sup>superscript</sup>
^^superscript^^
Subscript Format
'_subscript_'
<sub>subscript</sub>
,,subscript,,
Images
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
http://url.com/pic.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
Aligning Text
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
N/A
(% style="... css here..." %)Text
Text Indentation
-> indented text
--> more indentation
-< hanging text
--< more indentation
: indented
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
alternatively, indented:
* item 1
* item 1.1
* item 2
* Item 1
** Item 1.1
* Item 2
* List
** list
*** list
Numbered Lists
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
# Item 1
## Item 1.1
# Item 2
1. Item 1
11. Item 2
111. Item 3
1. Item 4
Definition Lists
: term : definition
;Term:Definition
; term
: definition
Horizontal Rule
----
----
----
remove PmWiki remove UseMod remove XWiki