giewiki vs. XWiki vs. PmWiki

General Features giewiki XWiki PmWiki
Version
1.13.1
18.5.0
2.6.0
Last Release Date
2011-07-21 (14 years ago)
2026-06-29 (17 days ago)
2026-05-16 (2 months ago)
Last Update here
2011-08-14 (14 years ago)
2026-06-29 (17 days ago)
2026-05-16 (2 months ago)
Author
Poul Staugaard
XWiki Development Team
Petko Yotov (Original author: Patrick R. Michaud)
URL
Free and Open Source
Yes
Yes
Yes
License
new BSD License
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL2+
Programming Language
Python
Java
PHP
Data Storage
other
Database, RCS
Files
License Cost/ Fee
0
0
0
Development status
Mature
Mature
Mature
Intended Audience
community/personal
Enterprise, Workgroups, Developers
All
Hosting Features giewiki XWiki PmWiki
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 giewiki XWiki PmWiki
Operating System
Windows/Mac/Linux
Any platform supporting Java 21 or greater
Linux, UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
Webserver
Google App Engine or SDK
Servlet 5.0+
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Other Requirements
Python 2.5
Java 21, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
none
Datastorage giewiki XWiki PmWiki
Text Files
No
No
Yes
MySQL
No
Yes
Plugin
PostgreSQL
No
Yes
No
Oracle
No
Yes
No
SQLite
Yes
No
Plugin
BerkeleyDB
No
No
No
RCS
No
Plugin
Plugin
Other
App Engine
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
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
Security/Anti-Spam giewiki XWiki PmWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Google accounts
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
Host Blocking
Yes
No
Optional
Mail Encryption
Yes
Yes
Optional
nofollow
No
No
Yes
Blacklist
Yes
Plugin
Optional
CAPTCHA
No
Yes
Plugin
Delayed Indexing
No
Yes
Optional
Development/Support giewiki XWiki PmWiki
# 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 giewiki XWiki PmWiki
Preview
Yes
Yes
Yes
Minor Changes
No
Yes
Yes
Change Summary
No
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
Yes
Yes
Special Features giewiki XWiki PmWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
No
No
Optional
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
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
Email notification
Yes
Yes
Optional
Comments
Threaded
Threaded
Discussion Pages
Categories
Unknown
Yes
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Page Locking
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Yes
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Yes
Structured Data
No
Yes
Yes
Links giewiki XWiki PmWiki
CamelCase
Yes
Yes
Optional
Freelinks
Yes
Yes
Yes
Backlinks
No
Yes
Yes
InterWiki
No
Yes
Yes
SisterWiki
No
Yes
Plugin
Image Links
No
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
No
Yes
Yes
Syntax Features giewiki XWiki PmWiki
HTML Tags
All
All
Plugin
Math formulas
Plugin
Yes
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
Unknown
Yes
Optional
Markdown Support
Unknown
Yes
Plugin
Textile Support
Unknown
No
No
BBCode Support
Unknown
No
Plugin
Emoticon Images
No
Yes
Plugin
Syntax Highlighting
No
Yes
Optional
Footnotes
No
Yes
Plugin
Quoting
Yes
Yes
Plugin
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
No
Plugin
Yes
Scripting
JavaScript
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
Content Includes
Yes
Yes
Yes
Feed Aggregation
No
Yes
Plugin
Usability giewiki XWiki PmWiki
Section Editing
Yes
Yes
Plugin
Page Templates
Yes
Yes
Yes
Double-Click Edit
Yes
No
Plugin
Toolbar
No
Yes
Optional
WYSIWYG Editing
No
Yes
Plugin
Access Keys
Yes
Yes
Yes
Auto Signature
No
No
Yes
Statistics giewiki XWiki PmWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Optional
Orphaned Pages
Yes
Yes
Optional
Most/Least Popular
No
Yes
No
Recent Visitors
No
Yes
Plugin
Analysis
No
Yes
Plugin
Output giewiki XWiki PmWiki
Printer Friendly
Print View
Print CSS
Print View
Mobile Friendly
No
Yes
Yes
Themes & Skins
Plugin
Yes
Yes
RSS Feeds
Yes
Yes
Optional
ATOM Feeds
No
Optional
Optional
Abbreviations
No
Plugin
Plugin
Auto-TOC
Yes
Optional
Optional
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Plugin
XML export
Yes
Yes
Plugin
PDF Export
No
Yes
Plugin
Office Export
Unknown
Yes
Plugin
Media and Files giewiki XWiki PmWiki
File Attachments
Yes
Yes
Optional
Media Revisions
No
Yes
Optional
Embedded Flash
Plugin
Yes
Plugin
Embedded Video
Plugin
Yes
Plugin
Image Editing
No
Plugin
Plugin
SVG Editing
No
Plugin
Plugin
MindMap Editing
No
Plugin
Plugin
Media Search
No
Contents
Filenames only
Extras giewiki XWiki PmWiki
Calendar
Plugin
Plugin
Plugin
Image Galleries
Yes
Yes
Plugin
Presentations
Unknown
Plugin
Plugin
Forums
No
Plugin
Plugin
Blogs
Yes
Plugin
Plugin
Ticket System
No
Plugin
Plugin
Chat
Unknown
Plugin
No
Syntax Examples giewiki XWiki PmWiki
Internal Link
TiddlyWiki
[[Style library|StyleLib]]
[[Plugins|/Plugins]]
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)
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
External Link
http://appengine.google.com
[[AppEngine|http://appengine.google.com]]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
http://....
[[http://... | link text]]
[[link text -> http://...]]
Headlines
!Headline
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
! Level 1
!!#anchor Level 2
!!! Level 3
Bold Format
''Bald''
**bold**
'''bold'''
Italics Format
//Italy//
//Italics//
''italic''
Underline Format
__Undertow__
__underline__
{+underlined+}
Monospace Format
{{{Courier}}}
##monospace##
@@monospace@@
Strikethrough Format
--Sorry--
--Strike--
{-strikethrough-}
Superscript Format
256^^2^^
^^superscript^^
'^superscript^'
Subscript Format
Sub~~script~~
,,subscript,,
'_subscript_'
Images
<<image /Solnedgang.jpg < 60%>>
(Args: file [alignment] [width%])
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
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
Aligning Text
(% style="... css here..." %)Text
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
Text Indentation
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
-> indented text
--> more indentation
-< hanging text
--< more indentation
Bulleted Lists
* One
* Two
* List
** list
*** list
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
Numbered Lists
# One
# Two
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
Definition Lists
; term
: description
; term
: definition
: term : definition
Horizontal Rule
----
----
----
remove giewiki remove XWiki remove PmWiki