PBwiki vs. XWiki vs. Wikia vs. Confluence vs. BrainKeeper

General Features PBwiki XWiki Wikia Confluence BrainKeeper
Version
N/A
16.1.0
N/A
5.2
N/A
Last Release Date
N/A
2024-02-25 (8 days ago)
N/A
2013-08-12 (10 years ago)
N/A
Last Update here
2010-08-16 (13 years ago)
2024-02-26 (7 days ago)
2013-02-18 (11 years ago)
2013-08-22 (10 years ago)
2008-01-12 (16 years ago)
Author
PBworks
XWiki Development Team
Wikia, Inc.
Atlassian
BrainKeeper, Inc.
URL
Free and Open Source
N/A
Yes
N/A
No
N/A
License
N/A
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
N/A
Commercial + Free personal/open source project/community use
N/A
Programming Language
N/A
Java
N/A
Java
N/A
Data Storage
N/A
Database, RCS
N/A
Database
N/A
License Cost/ Fee
Determined by Solution Needs
0
$0
starting at US $10 installed (unlimited wikis)
from $35 for 9 logins, scaled pricing from there
Development status
N/A
Mature
N/A
Mature
N/A
Intended Audience
Business Enterprises
Enterprise, Workgroups, Developers
All users
Enterprise + Technical Teams
Enterprise, Corporations, and Business Teams
Hosting Features PBwiki XWiki Wikia Confluence BrainKeeper
Storage Quota
No limit
unlimited
Unlimited
Unlimited
Bandwidth Quota
No limit
unlimited
Unlimited
Other Limits
None
none
No
None
Topic Restrictions
None
hate speech, personal attacks, we believe in kindness
No
No Restrictions
Corporate Branding
Yes
Yes
Yes
Yes
Yes
Own Domain
Yes
Yes
Optional
Optional
Yes
Ads allowed
Yes
No
Yes
No
No
System Requirements PBwiki XWiki Wikia Confluence BrainKeeper
Operating System
N/A
Any platform supporting Java 11 or greater
N/A
Windows, Linux and Unix variants
N/A
Root Access
N/A
No
N/A
No
N/A
Webserver
N/A
Servlet 3.1+
N/A
Apache Tomcat
N/A
Other Requirements
N/A
Java 11, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
N/A
Oracle JDK 1.6.0_4+
N/A
Datastorage PBwiki XWiki Wikia Confluence BrainKeeper
Text Files
N/A
No
N/A
No
N/A
MySQL
N/A
Yes
N/A
Yes
N/A
PostgreSQL
N/A
Yes
N/A
Yes
N/A
Oracle
N/A
Yes
N/A
Yes
N/A
SQLite
N/A
No
N/A
No
N/A
BerkeleyDB
N/A
No
N/A
No
N/A
RCS
N/A
Plugin
N/A
No
N/A
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
N/A
N/A
Security/Anti-Spam PBwiki XWiki Wikia Confluence BrainKeeper
Page Permissions
Yes
Yes
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Yes
Yes
Authentication Backends
N/A
XWiki, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
N/A
LDAP, NTLM, Siteminder, CAS and more
N/A
Host Blocking
Optional
No
Yes
No
Unknown
Mail Encryption
No
Yes
Yes
Optional
Unknown
nofollow
No
No
Yes
Optional
Unknown
Blacklist
Optional
Plugin
Yes
No
Unknown
CAPTCHA
No
Yes
Optional
Yes
Yes
Delayed Indexing
No
Yes
Optional
No
No
Development/Support PBwiki XWiki Wikia Confluence BrainKeeper
# of Consultants
Preconfigured Hosting
N/A
Yes
N/A
Yes
N/A
Code Repository
N/A
N/A
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
##wikia on freenode
Stars on GitHub
N/A
N/A
N/A
N/A
N/A
Common Features PBwiki XWiki Wikia Confluence BrainKeeper
Preview
Yes
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Yes
Yes
Plugin System
Yes
Yes
No
Yes
Yes
Special Features PBwiki XWiki Wikia Confluence BrainKeeper
Unicode Support
Yes
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
No
Yes
No
Unknown
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
0
15
Danish, German, Greek, English, Spanish, Finnish, French, Hungarian, Japanese, Korean, Portuguese, Russian, Swahili, Chinese, Chinese Traditional
1
English
Email notification
Yes
Yes
Optional
Yes
Yes
Comments
Threaded
Threaded
Discussion Pages
Threaded
Flat
Categories
Yes
Yes
Yes
Yes
Yes
Namespaces
Yes
Yes
Yes
Yes
Yes
Conflict Handling
Page Locking
Conflict Resolution
Conflict Resolution
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Plugin
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Full Text
Wiki Farming
N/A
Yes
N/A
Yes
N/A
Structured Data
Plugin
Yes
Unknown
Plugin
Unknown
Links PBwiki XWiki Wikia Confluence BrainKeeper
CamelCase
Yes
Yes
Optional
Yes
No
Freelinks
Yes
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
No
InterWiki
Yes
Yes
Yes
Optional
Yes
SisterWiki
Yes
Yes
Optional
No
No
Image Links
Yes
Yes
Yes
Yes
Yes
Windows Shares
Optional
Yes
No
Yes
Yes
Page Redirects
Unknown
Yes
Unknown
Plugin
Unknown
Syntax Features PBwiki XWiki Wikia Confluence BrainKeeper
HTML Tags
All
All
Some
Optional
Some
Math formulas
Yes
Yes
Yes
Plugin
No
Tables
simple + complex
simple + complex
simple + complex
simple + complex
simple + complex
CREOLE support
No
Yes
Optional
No
Unknown
Markdown Support
No
Yes
Optional
No
Unknown
Textile Support
No
No
Optional
Yes
Unknown
BBCode Support
No
No
Optional
No
Unknown
Emoticon Images
Yes
Yes
Optional
Yes
No
Syntax Highlighting
Yes
Yes
Optional
Yes
Unknown
Footnotes
Yes
Yes
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Plugin
Unknown
Custom styles
Yes
Yes
Yes
Yes
Yes
FAQ Tags
Yes
Plugin
Yes
Yes
Yes
Scripting
Javascript
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Yes
Macros, plugins, widgets, JavaScript and more
Content Includes
Plugin
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Yes
Unknown
Yes
Yes
Usability PBwiki XWiki Wikia Confluence BrainKeeper
Section Editing
Plugin
Yes
Yes
No
Yes
Page Templates
Yes
Yes
Yes
Yes
No
Double-Click Edit
No
No
Yes
No
No
Toolbar
Yes
Yes
Yes
Yes
Yes
WYSIWYG Editing
Yes
Yes
Yes
Yes
Yes
Access Keys
Yes
Yes
Yes
Yes
Yes
Auto Signature
No
No
Optional
No
Yes
Statistics PBwiki XWiki Wikia Confluence BrainKeeper
Recent Changes
Yes
Yes
Yes
Yes
Yes
Wanted Pages
Optional
Yes
Yes
Yes
No
Orphaned Pages
No
Yes
Yes
Yes
Unknown
Most/Least Popular
Yes
Yes
Yes
Yes
Yes
Recent Visitors
Yes
Yes
No
No
Yes
Analysis
Optional
Yes
Yes
Yes
Yes
Output PBwiki XWiki Wikia Confluence BrainKeeper
Printer Friendly
Print CSS
Print CSS
Print CSS
Print CSS
Print CSS
Mobile Friendly
Yes
Yes
Yes
Plugin
Unknown
Themes & Skins
Yes
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Yes
Yes
Yes
ATOM Feeds
Yes
Optional
Yes
Yes
Yes
Abbreviations
Yes
Plugin
Yes
No
No
Auto-TOC
Yes
Optional
Yes
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
Yes
XML export
Yes
Yes
Yes
Yes
Yes
PDF Export
Yes
Yes
Optional
Yes
Yes
Office Export
Unknown
Yes
Unknown
Unknown
Unknown
Media and Files PBwiki XWiki Wikia Confluence BrainKeeper
File Attachments
Yes
Yes
Yes
Yes
Yes
Media Revisions
Yes
Yes
Yes
Yes
Yes
Embedded Flash
Yes
Yes
Unknown
Yes
Yes
Embedded Video
Yes
Yes
Yes
Yes
Yes
Image Editing
Yes
Plugin
Unknown
Plugin
Yes
SVG Editing
Yes
Plugin
Unknown
Plugin
Unknown
MindMap Editing
Yes
Plugin
Unknown
Plugin
No
Media Search
Contents
Contents
Keywords
Contents
Contents
Extras PBwiki XWiki Wikia Confluence BrainKeeper
Calendar
Yes
Plugin
Unknown
Plugin
Unknown
Image Galleries
Yes
Yes
Yes
Yes
Unknown
Presentations
Unknown
Plugin
Unknown
Unknown
Unknown
Forums
Plugin
Plugin
Yes
Plugin
Unknown
Blogs
Optional
Plugin
Yes
Yes
Unknown
Ticket System
Plugin
Plugin
Unknown
Plugin
Unknown
Chat
Unknown
Plugin
Unknown
Unknown
Unknown
Syntax Examples PBwiki XWiki Wikia Confluence BrainKeeper
Internal Link
CamelCaseLink or [Free 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 Title]
[Link Title|Page Title#anchor]
[~username]
[^attachment.doc]
External Link
[http://www.externallink.com]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
[http://www.example.com]
[Link Title|http://www.example.com]
[Shortcut Link|PageName@otherwiki]
Headlines
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
!!!!!! Level 6
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
h1. Top Level Heading
h2. Smaller Heading
h6. Smallest Heading
Bold Format
**bold**
**bold**
*bold*
Italics Format
''italics''
//Italics//
_italics_
Underline Format
__underline__
__underline__
+underline+
Monospace Format
<code>monospace</code>
##monospace##
{{monospace}}
Strikethrough Format
-strikethrough-
--Strike--
-strikethrough-
Superscript Format
<sup>superscript</sup>
^^superscript^^
^superscript^
Subscript Format
<sub>subscript</sub>
,,subscript,,
~subscript~
Images
[http://www.imagelocation.com/image.jpg
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
<left>, <center>, <right>
(% style="... css here..." %)Text
Text Indentation
Indented block
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
Bulleted Lists
* Bullet #1
* Bullet #2
** SubBullet #1
* List
** list
*** list
* one
** one-two
* two
* three
Numbered Lists
# Number #1
# Number #2
1. Item 1
11. Item 2
111. Item 3
1. Item 4
# one
## one-two
# two
# three
Definition Lists
<dl>
</dl>
; term
: definition
Horizontal Rule
---
----
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remove PBwiki remove XWiki remove Wikia remove Confluence remove BrainKeeper