Wikia vs. XWiki vs. Wikidot vs. TWiki

General Features Wikia XWiki Wikidot TWiki
Version
N/A
16.3.0
TWiki-6.1.0
Last Release Date
N/A
2024-04-29 (3 days ago)
2018-07-15 (5 years ago)
Last Update here
2013-02-18 (11 years ago)
2024-04-30 (2 days ago)
2009-12-09 (14 years ago)
2019-07-19 (4 years ago)
Author
Wikia, Inc.
XWiki Development Team
Michal Frackowiak
Peter Thoeny, TWiki community
URL
Free and Open Source
N/A
Yes
Yes
Yes
License
N/A
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
AGPLv3
GPL
Programming Language
N/A
Java
Perl, JavaScript
Data Storage
N/A
Database, RCS
Database
Files, RCS
License Cost/ Fee
$0
0
Free / Paid Accounts (starts from $5 per month)
N/A
Development status
N/A
Mature
Mature
Mature
Intended Audience
All users
Enterprise, Workgroups, Developers
companies, private users, social groups and communities, software developers, tech geeks
Large enterprise; small to medium businesses
Hosting Features Wikia XWiki Wikidot TWiki
Storage Quota
unlimited
1500MB for free users, more for Pro accounts
N/A
Bandwidth Quota
unlimited
no limit
N/A
Other Limits
none
max uploaded file size limit
N/A
Topic Restrictions
hate speech, personal attacks, we believe in kindness
by Terms Of Service
N/A
Corporate Branding
Yes
Yes
Yes
N/A
Own Domain
Optional
Yes
Yes
N/A
Ads allowed
Yes
No
Yes
N/A
System Requirements Wikia XWiki Wikidot TWiki
Operating System
N/A
Any platform supporting Java 11 or greater
Linux, Windows, OS-X and other
Root Access
N/A
No
No
No
Webserver
N/A
Servlet 3.1+
Almost any webserver, typically Apache and Ngnix
Other Requirements
N/A
Java 11, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Datastorage Wikia XWiki Wikidot TWiki
Text Files
N/A
No
Unknown
Yes
MySQL
N/A
Yes
Unknown
No
PostgreSQL
N/A
Yes
Yes
No
Oracle
N/A
Yes
Unknown
No
SQLite
N/A
No
Unknown
No
BerkeleyDB
N/A
No
Unknown
No
RCS
N/A
Plugin
Unknown
Yes
Other
N/A
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
Security/Anti-Spam Wikia XWiki Wikidot TWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Yes
Authentication Backends
N/A
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
Host Blocking
Yes
No
Yes
Plugin
Mail Encryption
Yes
Yes
No
Yes
nofollow
Yes
No
Yes
Plugin
Blacklist
Yes
Plugin
Yes
Plugin
CAPTCHA
Optional
Yes
Yes
Plugin
Delayed Indexing
Optional
Yes
Yes
Plugin
Development/Support Wikia XWiki Wikidot TWiki
# of Consultants
Preconfigured Hosting
N/A
Yes
Yes
Yes
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 Wikia XWiki Wikidot TWiki
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
No
Yes
No
Yes
Special Features Wikia XWiki Wikidot TWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
No
Yes
No
Interface Languages
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
2
English, Polish
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
Email notification
Optional
Yes
Yes
Yes
Comments
Discussion Pages
Threaded
Threaded
Threaded
Categories
Yes
Yes
Yes
Yes
Namespaces
Yes
Yes
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Plugin
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
N/A
Yes
Yes
Optional
Structured Data
Unknown
Yes
Yes
Yes
Links Wikia XWiki Wikidot TWiki
CamelCase
Optional
Yes
No
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
Yes
SisterWiki
Optional
Yes
No
Plugin
Image Links
Yes
Yes
Yes
Yes
Windows Shares
No
Yes
No
Plugin
Page Redirects
Unknown
Yes
Yes
Plugin
Syntax Features Wikia XWiki Wikidot TWiki
HTML Tags
Some
All
None
All
Math formulas
Yes
Yes
Yes
Plugin
Tables
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
Optional
Yes
No
No
Markdown Support
Optional
Yes
No
No
Textile Support
Optional
No
No
Plugin
BBCode Support
Optional
No
No
No
Emoticon Images
Optional
Yes
No
Yes
Syntax Highlighting
Optional
Yes
Yes
Plugin
Footnotes
Yes
Yes
Yes
Plugin
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
Plugin
No
Yes
Scripting
Yes
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
CSS styles, embeddable JavaScript, reporting language
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Unknown
Yes
Yes
Yes
Usability Wikia XWiki Wikidot TWiki
Section Editing
Yes
Yes
Yes
Plugin
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
Yes
No
No
Plugin
Toolbar
Yes
Yes
Yes
Plugin
WYSIWYG Editing
Yes
Yes
No
Yes
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
Optional
No
Yes
Yes
Statistics Wikia XWiki Wikidot TWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Yes
No
Orphaned Pages
Yes
Yes
Yes
Plugin
Most/Least Popular
Yes
Yes
No
Yes
Recent Visitors
No
Yes
No
Plugin
Analysis
Yes
Yes
Yes
Yes
Output Wikia XWiki Wikidot TWiki
Printer Friendly
Print CSS
Print CSS
Print View
Print View
Mobile Friendly
Yes
Yes
Optional
Plugin
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Yes
ATOM Feeds
Yes
Optional
No
Yes
Abbreviations
Yes
Plugin
No
Plugin
Auto-TOC
Yes
Optional
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
No
Yes
XML export
Yes
Yes
No
Plugin
PDF Export
Optional
Yes
No
Plugin
Office Export
Unknown
Yes
Unknown
Unknown
Media and Files Wikia XWiki Wikidot TWiki
File Attachments
Yes
Yes
Yes
Yes
Media Revisions
Yes
Yes
No
Yes
Embedded Flash
Unknown
Yes
Yes
Plugin
Embedded Video
Yes
Yes
Yes
Plugin
Image Editing
Unknown
Plugin
No
Plugin
SVG Editing
Unknown
Plugin
No
Plugin
MindMap Editing
Unknown
Plugin
No
Plugin
Media Search
Keywords
Contents
No
Contents
Extras Wikia XWiki Wikidot TWiki
Calendar
Unknown
Plugin
Optional
Plugin
Image Galleries
Yes
Yes
Yes
Plugin
Presentations
Unknown
Plugin
Unknown
Unknown
Forums
Yes
Plugin
Yes
Plugin
Blogs
Yes
Plugin
Yes
Plugin
Ticket System
Unknown
Plugin
Yes
Plugin
Chat
Unknown
Plugin
Unknown
Unknown
Syntax Examples Wikia XWiki Wikidot TWiki
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)
[[[page-name]]] or
[[[page-name|anchor]]]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
http://twiki.org/ autolink
[[http://twiki.org/][label]]
Headlines
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
+++ headline level 3
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
Bold Format
**bold**
**bold text**
*bold*
Italics Format
//Italics//
//italic text//
_italic_
Underline Format
__underline__
__underlined text__
<u>underline</u>
Monospace Format
##monospace##
{{monospaced text}}
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format
--Strike--
--strikethrough text--
<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
[[image src="..."]]
%ATTACHURL%/image.png
http://any.domain/image.png
Aligning Text
(% style="... css here..." %)Text
= Centered line
| 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
> First level of indentation
>> Second level of indentation.
<blockquote>
multi line text
</blockquote>
Bulleted Lists
* List
** list
*** list
* element 1
* element 2
* Item 1
* Item 1.1
* Item 2
Numbered Lists
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# element 1
# element 1
1. Item 1
a. Item 1.a
1. Item 2
Definition Lists
; term
: definition
: item : description
$ Term: Definition
Horizontal Rule
----
----
---
remove Wikia remove XWiki remove Wikidot remove TWiki