XWiki vs. Zwiki vs. Confluence

General Features XWiki Zwiki Confluence
Version
18.2.1
0.61
5.2
Last Release Date
2026-04-09 (10 days ago)
2008-10-28 (17 years ago)
2013-08-13 (12 years ago)
Last Update here
2026-04-09 (10 days ago)
2008-10-30 (17 years ago)
2013-08-22 (12 years ago)
Author
XWiki Development Team
Simon Michael & the Zwiki dev team
Atlassian
URL
Free and Open Source
Yes
Yes
No
License
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPLv2
Commercial + Free personal/open source project/community use
Programming Language
Java
Python
Java
Data Storage
Database, RCS
Database
Database
License Cost/ Fee
0
0
starting at US $10 installed (unlimited wikis)
Development status
Mature
Mature
Mature
Intended Audience
Enterprise, Workgroups, Developers
anyone able to install or get access to a zope server
Enterprise + Technical Teams
Hosting Features XWiki Zwiki Confluence
Storage Quota
N/A
Unlimited
Bandwidth Quota
N/A
Other Limits
N/A
No
Topic Restrictions
N/A
No
Corporate Branding
Yes
N/A
Yes
Own Domain
Yes
N/A
Optional
Ads allowed
No
N/A
No
System Requirements XWiki Zwiki Confluence
Operating System
Any platform supporting Java 17 or greater
any
Windows, Linux and Unix variants
Root Access
No
No
No
Webserver
Servlet 5.0+
Zope
Apache Tomcat
Other Requirements
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Oracle JDK 1.6.0_4+
Datastorage XWiki Zwiki Confluence
Text Files
No
Plugin
No
MySQL
Yes
Plugin
Yes
PostgreSQL
Yes
Plugin
Yes
Oracle
Yes
Plugin
Yes
SQLite
No
Unknown
No
BerkeleyDB
No
Unknown
No
RCS
Plugin
Unknown
No
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
ZODB (zope object database)
Security/Anti-Spam XWiki Zwiki Confluence
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
any supported by Zope authentication plugins
LDAP, NTLM, Siteminder, CAS and more
Host Blocking
No
Patch
No
Mail Encryption
Yes
Yes
Optional
nofollow
No
Unknown
Optional
Blacklist
Plugin
Yes
No
CAPTCHA
Yes
No
Yes
Delayed Indexing
Yes
Patch
No
Development/Support XWiki Zwiki Confluence
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#zwiki on freenode
Stars on GitHub
N/A
N/A
N/A
Common Features XWiki Zwiki Confluence
Preview
Yes
Yes
Yes
Minor Changes
Yes
No
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
Yes
Yes
Special Features XWiki Zwiki Confluence
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
No
Optional
No
Interface Languages
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
0
15
Danish, German, Greek, English, Spanish, Finnish, French, Hungarian, Japanese, Korean, Portuguese, Russian, Swahili, Chinese, Chinese Traditional
Email notification
Yes
Yes
Yes
Comments
Threaded
Flat
Threaded
Categories
Yes
No
Yes
Namespaces
Yes
No
Yes
Conflict Handling
Conflict Resolution
Conflict Detection
Conflict Resolution
Concurrent Editing
Yes
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Unknown
Yes
Structured Data
Yes
Unknown
Plugin
Links XWiki Zwiki Confluence
CamelCase
Yes
Optional
Yes
Freelinks
Yes
Optional
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Optional
SisterWiki
Yes
No
No
Image Links
Yes
Yes
Yes
Windows Shares
Yes
Unknown
Yes
Page Redirects
Yes
Unknown
Plugin
Syntax Features XWiki Zwiki Confluence
HTML Tags
All
Optional
Optional
Math formulas
Yes
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
Yes
No
No
Markdown Support
Yes
No
No
Textile Support
No
No
Yes
BBCode Support
No
No
No
Emoticon Images
Yes
Patch
Yes
Syntax Highlighting
Yes
No
Yes
Footnotes
Yes
Yes
Plugin
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Plugin
Custom styles
Yes
Yes
Yes
FAQ Tags
Plugin
Optional
Yes
Scripting
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
DTML
Macros, plugins, widgets, JavaScript and more
Content Includes
Yes
Yes
Yes
Feed Aggregation
Yes
Plugin
Yes
Usability XWiki Zwiki Confluence
Section Editing
Yes
No
No
Page Templates
Yes
No
Yes
Double-Click Edit
No
Patch
No
Toolbar
Yes
No
Yes
WYSIWYG Editing
Yes
Plugin
Yes
Access Keys
Yes
Yes
Yes
Auto Signature
No
Yes
No
Statistics XWiki Zwiki Confluence
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
No
Yes
Orphaned Pages
Yes
Optional
Yes
Most/Least Popular
Yes
Optional
Yes
Recent Visitors
Yes
Plugin
No
Analysis
Yes
No
Yes
Output XWiki Zwiki Confluence
Printer Friendly
Print CSS
Print View
Print CSS
Mobile Friendly
Yes
Unknown
Plugin
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
ATOM Feeds
Optional
No
Yes
Abbreviations
Plugin
Unknown
No
Auto-TOC
Optional
Plugin
Yes
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
XML export
Yes
Yes
Yes
PDF Export
Yes
Patch
Yes
Office Export
Yes
Unknown
Unknown
Media and Files XWiki Zwiki Confluence
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
No
Yes
Embedded Flash
Yes
Yes
Yes
Embedded Video
Yes
Yes
Yes
Image Editing
Plugin
No
Plugin
SVG Editing
Plugin
No
Plugin
MindMap Editing
Plugin
No
Plugin
Media Search
Contents
Filenames only
Contents
Extras XWiki Zwiki Confluence
Calendar
Plugin
Unknown
Plugin
Image Galleries
Yes
Unknown
Yes
Presentations
Plugin
Unknown
Unknown
Forums
Plugin
Unknown
Plugin
Blogs
Plugin
Unknown
Yes
Ticket System
Plugin
Unknown
Plugin
Chat
Plugin
Unknown
Unknown
Syntax Examples XWiki Zwiki Confluence
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)
WikiName
[freeform name]
[[double-bracketed]]
[Page Title]
[Link Title|Page Title#anchor]
[~username]
[^attachment.doc]
External Link
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Bare urls plus markup-specific 
link syntax. This and all 
following syntax examples depend 
on which markup mode is used for 
a page, including:

restructured text, structured 
text, wikiwikiweb, moinmoin, 
html, plaintext..
[http://www.example.com]
[Link Title|http://www.example.com]
[Shortcut Link|PageName@otherwiki]
Headlines
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
h1. Top Level Heading
h2. Smaller Heading
h6. Smallest Heading
Bold Format
**bold**
*bold*
Italics Format
//Italics//
_italics_
Underline Format
__underline__
+underline+
Monospace Format
##monospace##
{{monospace}}
Strikethrough Format
--Strike--
-strikethrough-
Superscript Format
^^superscript^^
^superscript^
Subscript Format
,,subscript,,
~subscript~
Images
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
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
Bulleted Lists
* List
** list
*** list
* one
** one-two
* two
* three
Numbered Lists
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# one
## one-two
# two
# three
Definition Lists
; term
: definition
Horizontal Rule
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remove XWiki remove Zwiki remove Confluence