Confluence vs. XWiki vs. TWiki vs. Wikia

General Features Confluence XWiki TWiki Wikia
Version
5.2
16.4.0
TWiki-6.1.0
N/A
Last Release Date
2013-08-12 (10 years ago)
2024-05-28 (19 days ago)
2018-07-15 (5 years ago)
N/A
Last Update here
2013-08-22 (10 years ago)
2024-05-30 (17 days ago)
2019-07-19 (4 years ago)
2013-02-18 (11 years ago)
Author
Atlassian
XWiki Development Team
Peter Thoeny, TWiki community
Wikia, Inc.
URL
Free and Open Source
No
Yes
Yes
N/A
License
Commercial + Free personal/open source project/community use
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL
N/A
Programming Language
Java
Java
Perl, JavaScript
N/A
Data Storage
Database
Database, RCS
Files, RCS
N/A
License Cost/ Fee
starting at US $10 installed (unlimited wikis)
0
N/A
$0
Development status
Mature
Mature
Mature
N/A
Intended Audience
Enterprise + Technical Teams
Enterprise, Workgroups, Developers
Large enterprise; small to medium businesses
All users
Hosting Features Confluence XWiki TWiki Wikia
Storage Quota
Unlimited
N/A
unlimited
Bandwidth Quota
N/A
unlimited
Other Limits
No
N/A
none
Topic Restrictions
No
N/A
hate speech, personal attacks, we believe in kindness
Corporate Branding
Yes
Yes
N/A
Yes
Own Domain
Optional
Yes
N/A
Optional
Ads allowed
No
No
N/A
Yes
System Requirements Confluence XWiki TWiki Wikia
Operating System
Windows, Linux and Unix variants
Any platform supporting Java 11 or greater
Linux, Windows, OS-X and other
N/A
Root Access
No
No
No
N/A
Webserver
Apache Tomcat
Servlet 3.1+
Almost any webserver, typically Apache and Ngnix
N/A
Other Requirements
Oracle JDK 1.6.0_4+
Java 11, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
N/A
Datastorage Confluence XWiki TWiki Wikia
Text Files
No
No
Yes
N/A
MySQL
Yes
Yes
No
N/A
PostgreSQL
Yes
Yes
No
N/A
Oracle
Yes
Yes
No
N/A
SQLite
No
No
No
N/A
BerkeleyDB
No
No
No
N/A
RCS
No
Plugin
Yes
N/A
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
RcsLite Perl library for version control without external RCS; backend API for other storage
N/A
Security/Anti-Spam Confluence XWiki TWiki Wikia
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Yes
Authentication Backends
LDAP, NTLM, Siteminder, CAS and more
XWiki, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
N/A
Host Blocking
No
No
Plugin
Yes
Mail Encryption
Optional
Yes
Yes
Yes
nofollow
Optional
No
Plugin
Yes
Blacklist
No
Plugin
Plugin
Yes
CAPTCHA
Yes
Yes
Plugin
Optional
Delayed Indexing
No
Yes
Plugin
Optional
Development/Support Confluence XWiki TWiki Wikia
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
N/A
Code Repository
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
##wikia on freenode
Stars on GitHub
N/A
N/A
N/A
N/A
Common Features Confluence XWiki TWiki Wikia
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Yes
Plugin System
Yes
Yes
Yes
No
Special Features Confluence XWiki TWiki Wikia
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
No
No
No
Yes
Interface Languages
15
Danish, German, Greek, English, Spanish, Finnish, French, Hungarian, Japanese, Korean, Portuguese, Russian, Swahili, Chinese, Chinese Traditional
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
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
0
Email notification
Yes
Yes
Yes
Optional
Comments
Threaded
Threaded
Threaded
Discussion Pages
Categories
Yes
Yes
Yes
Yes
Namespaces
Yes
Yes
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Conflict Resolution
Conflict Resolution
Concurrent Editing
Unknown
Plugin
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Optional
N/A
Structured Data
Plugin
Yes
Yes
Unknown
Links Confluence XWiki TWiki Wikia
CamelCase
Yes
Yes
Yes
Optional
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Optional
Yes
Yes
Yes
SisterWiki
No
Yes
Plugin
Optional
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
Yes
Plugin
No
Page Redirects
Plugin
Yes
Plugin
Unknown
Syntax Features Confluence XWiki TWiki Wikia
HTML Tags
Optional
All
All
Some
Math formulas
Plugin
Yes
Plugin
Yes
Tables
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
Yes
No
Optional
Markdown Support
No
Yes
No
Optional
Textile Support
Yes
No
Plugin
Optional
BBCode Support
No
No
No
Optional
Emoticon Images
Yes
Yes
Yes
Optional
Syntax Highlighting
Yes
Yes
Plugin
Optional
Footnotes
Plugin
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Plugin
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
Plugin
Yes
Yes
Scripting
Macros, plugins, widgets, JavaScript and more
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Yes
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Yes
Yes
Unknown
Usability Confluence XWiki TWiki Wikia
Section Editing
No
Yes
Plugin
Yes
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
No
No
Plugin
Yes
Toolbar
Yes
Yes
Plugin
Yes
WYSIWYG Editing
Yes
Yes
Yes
Yes
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
No
No
Yes
Optional
Statistics Confluence XWiki TWiki Wikia
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
No
Yes
Orphaned Pages
Yes
Yes
Plugin
Yes
Most/Least Popular
Yes
Yes
Yes
Yes
Recent Visitors
No
Yes
Plugin
No
Analysis
Yes
Yes
Yes
Yes
Output Confluence XWiki TWiki Wikia
Printer Friendly
Print CSS
Print CSS
Print View
Print CSS
Mobile Friendly
Plugin
Yes
Plugin
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Yes
ATOM Feeds
Yes
Optional
Yes
Yes
Abbreviations
No
Plugin
Plugin
Yes
Auto-TOC
Yes
Optional
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
XML export
Yes
Yes
Plugin
Yes
PDF Export
Yes
Yes
Plugin
Optional
Office Export
Unknown
Yes
Unknown
Unknown
Media and Files Confluence XWiki TWiki Wikia
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
Yes
Yes
Yes
Yes
Embedded Flash
Yes
Yes
Plugin
Unknown
Embedded Video
Yes
Yes
Plugin
Yes
Image Editing
Plugin
Plugin
Plugin
Unknown
SVG Editing
Plugin
Plugin
Plugin
Unknown
MindMap Editing
Plugin
Plugin
Plugin
Unknown
Media Search
Contents
Contents
Contents
Keywords
Extras Confluence XWiki TWiki Wikia
Calendar
Plugin
Plugin
Plugin
Unknown
Image Galleries
Yes
Yes
Plugin
Yes
Presentations
Unknown
Plugin
Unknown
Unknown
Forums
Plugin
Plugin
Plugin
Yes
Blogs
Yes
Plugin
Plugin
Yes
Ticket System
Plugin
Plugin
Plugin
Unknown
Chat
Unknown
Plugin
Unknown
Unknown
Syntax Examples Confluence XWiki TWiki Wikia
Internal Link
[Page Title]
[Link Title|Page Title#anchor]
[~username]
[^attachment.doc]
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)
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link
[http://www.example.com]
[Link Title|http://www.example.com]
[Shortcut Link|PageName@otherwiki]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
http://twiki.org/ autolink
[[http://twiki.org/][label]]
Headlines
h1. Top Level Heading
h2. Smaller Heading
h6. Smallest Heading
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
Bold Format
*bold*
**bold**
*bold*
Italics Format
_italics_
//Italics//
_italic_
Underline Format
+underline+
__underline__
<u>underline</u>
Monospace Format
{{monospace}}
##monospace##
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format
-strikethrough-
--Strike--
<strike>strikethrough</strike>
Superscript Format
^superscript^
^^superscript^^
<sup>superscript</sup>
Subscript Format
~subscript~
,,subscript,,
<sub>subscript</sub>
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
%ATTACHURL%/image.png
http://any.domain/image.png
Aligning Text
(% style="... css here..." %)Text
| left |   center   |   right |
or HTML
or CSS
Text Indentation
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
<blockquote>
multi line text
</blockquote>
Bulleted Lists
* one
** one-two
* two
* three
* List
** list
*** list
* Item 1
* Item 1.1
* Item 2
Numbered Lists
# one
## one-two
# two
# three
1. Item 1
11. Item 2
111. Item 3
1. Item 4
1. Item 1
a. Item 1.a
1. Item 2
Definition Lists
; term
: definition
$ Term: Definition
Horizontal Rule
----
----
---
remove Confluence remove XWiki remove TWiki remove Wikia