XWiki vs. TWiki vs. Wikia

General Features XWiki TWiki Wikia
Version
16.4.0
TWiki-6.1.0
N/A
Last Release Date
2024-05-28 (16 days ago)
2018-07-15 (5 years ago)
N/A
Last Update here
2024-05-30 (14 days ago)
2019-07-19 (4 years ago)
2013-02-18 (11 years ago)
Author
XWiki Development Team
Peter Thoeny, TWiki community
Wikia, Inc.
URL
Free and Open Source
Yes
Yes
N/A
License
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
GPL
N/A
Programming Language
Java
Perl, JavaScript
N/A
Data Storage
Database, RCS
Files, RCS
N/A
License Cost/ Fee
0
N/A
$0
Development status
Mature
Mature
N/A
Intended Audience
Enterprise, Workgroups, Developers
Large enterprise; small to medium businesses
All users
Hosting Features XWiki TWiki Wikia
Storage Quota
N/A
unlimited
Bandwidth Quota
N/A
unlimited
Other Limits
N/A
none
Topic Restrictions
N/A
hate speech, personal attacks, we believe in kindness
Corporate Branding
Yes
N/A
Yes
Own Domain
Yes
N/A
Optional
Ads allowed
No
N/A
Yes
System Requirements XWiki TWiki Wikia
Operating System
Any platform supporting Java 11 or greater
Linux, Windows, OS-X and other
N/A
Root Access
No
No
N/A
Webserver
Servlet 3.1+
Almost any webserver, typically Apache and Ngnix
N/A
Other Requirements
Java 11, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
N/A
Datastorage XWiki TWiki Wikia
Text Files
No
Yes
N/A
MySQL
Yes
No
N/A
PostgreSQL
Yes
No
N/A
Oracle
Yes
No
N/A
SQLite
No
No
N/A
BerkeleyDB
No
No
N/A
RCS
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 XWiki TWiki Wikia
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
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
Plugin
Yes
Mail Encryption
Yes
Yes
Yes
nofollow
No
Plugin
Yes
Blacklist
Plugin
Plugin
Yes
CAPTCHA
Yes
Plugin
Optional
Delayed Indexing
Yes
Plugin
Optional
Development/Support XWiki TWiki Wikia
# of Consultants
Preconfigured Hosting
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
Common Features XWiki TWiki Wikia
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
Yes
No
Special Features XWiki TWiki Wikia
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
No
No
Yes
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
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
Optional
Comments
Threaded
Threaded
Discussion Pages
Categories
Yes
Yes
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Conflict Resolution
Concurrent Editing
Plugin
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Optional
N/A
Structured Data
Yes
Yes
Unknown
Links XWiki TWiki Wikia
CamelCase
Yes
Yes
Optional
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
SisterWiki
Yes
Plugin
Optional
Image Links
Yes
Yes
Yes
Windows Shares
Yes
Plugin
No
Page Redirects
Yes
Plugin
Unknown
Syntax Features XWiki TWiki Wikia
HTML Tags
All
All
Some
Math formulas
Yes
Plugin
Yes
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
Yes
No
Optional
Markdown Support
Yes
No
Optional
Textile Support
No
Plugin
Optional
BBCode Support
No
No
Optional
Emoticon Images
Yes
Yes
Optional
Syntax Highlighting
Yes
Plugin
Optional
Footnotes
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Plugin
Yes
Yes
Scripting
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Yes
Content Includes
Yes
Yes
Yes
Feed Aggregation
Yes
Yes
Unknown
Usability XWiki TWiki Wikia
Section Editing
Yes
Plugin
Yes
Page Templates
Yes
Yes
Yes
Double-Click Edit
No
Plugin
Yes
Toolbar
Yes
Plugin
Yes
WYSIWYG Editing
Yes
Yes
Yes
Access Keys
Yes
Yes
Yes
Auto Signature
No
Yes
Optional
Statistics XWiki TWiki Wikia
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
No
Yes
Orphaned Pages
Yes
Plugin
Yes
Most/Least Popular
Yes
Yes
Yes
Recent Visitors
Yes
Plugin
No
Analysis
Yes
Yes
Yes
Output XWiki TWiki Wikia
Printer Friendly
Print CSS
Print View
Print CSS
Mobile Friendly
Yes
Plugin
Yes
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
ATOM Feeds
Optional
Yes
Yes
Abbreviations
Plugin
Plugin
Yes
Auto-TOC
Optional
Yes
Yes
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
XML export
Yes
Plugin
Yes
PDF Export
Yes
Plugin
Optional
Office Export
Yes
Unknown
Unknown
Media and Files XWiki TWiki Wikia
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
Yes
Yes
Embedded Flash
Yes
Plugin
Unknown
Embedded Video
Yes
Plugin
Yes
Image Editing
Plugin
Plugin
Unknown
SVG Editing
Plugin
Plugin
Unknown
MindMap Editing
Plugin
Plugin
Unknown
Media Search
Contents
Contents
Keywords
Extras XWiki TWiki Wikia
Calendar
Plugin
Plugin
Unknown
Image Galleries
Yes
Plugin
Yes
Presentations
Plugin
Unknown
Unknown
Forums
Plugin
Plugin
Yes
Blogs
Plugin
Plugin
Yes
Ticket System
Plugin
Plugin
Unknown
Chat
Plugin
Unknown
Unknown
Syntax Examples XWiki TWiki Wikia
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)
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
http://twiki.org/ autolink
[[http://twiki.org/][label]]
Headlines
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
Bold Format
**bold**
*bold*
Italics Format
//Italics//
_italic_
Underline Format
__underline__
<u>underline</u>
Monospace Format
##monospace##
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format
--Strike--
<strike>strikethrough</strike>
Superscript Format
^^superscript^^
<sup>superscript</sup>
Subscript Format
,,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
* List
** list
*** list
* Item 1
* Item 1.1
* Item 2
Numbered Lists
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
----
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remove XWiki remove TWiki remove Wikia