Wikidot vs. WackoWiki vs. TiddlyWiki vs. XWiki

General Features Wikidot WackoWiki TiddlyWiki XWiki
Version
6.2.1
5.1.21
18.1.0
Last Release Date
2026-03-03 (1 day ago)
2019-07-25 (6 years ago)
2026-02-23 (9 days ago)
Last Update here
2009-12-09 (16 years ago)
2026-03-03 (1 day ago)
2019-11-20 (6 years ago)
2026-02-23 (9 days ago)
Author
Michal Frackowiak
WackoWiki Team
Jeremy Ruston, TiddlyWiki community
XWiki Development Team
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
AGPLv3
BSD
BSD
LGPL + Free hosting on https://myxwiki.org for individuals/non profit
Programming Language
PHP
HTML, JavaScript
Java
Data Storage
Database
Database
Files
Database, RCS
License Cost/ Fee
Free / Paid Accounts (starts from $5 per month)
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
companies, private users, social groups and communities, software developers, tech geeks
Advanced End Users, Developers, End Users/Desktop
Individuals, private, small groups
Enterprise, Workgroups, Developers
Hosting Features Wikidot WackoWiki TiddlyWiki XWiki
Storage Quota
1500MB for free users, more for Pro accounts
N/A
N/A
Bandwidth Quota
no limit
N/A
N/A
Other Limits
max uploaded file size limit
N/A
N/A
Topic Restrictions
by Terms Of Service
N/A
N/A
Corporate Branding
Yes
N/A
N/A
Yes
Own Domain
Yes
N/A
N/A
Yes
Ads allowed
Yes
N/A
N/A
No
System Requirements Wikidot WackoWiki TiddlyWiki XWiki
Operating System
OS Independent
Any
Any platform supporting Java 17 or greater
Root Access
No
No
No
No
Webserver
run with the appserver/webserver of your choice
Not required (optional backends available)
Servlet 5.0+
Other Requirements
mod_rewrite (optional)
A common browser
Java 17, MySQL/MariaDB/PostgreSQL/HSQLDB/etc (JDBC Driver required)
Datastorage Wikidot WackoWiki TiddlyWiki XWiki
Text Files
Unknown
No
Optional
No
MySQL
Unknown
Yes
No
Yes
PostgreSQL
Yes
No
No
Yes
Oracle
Unknown
No
No
Yes
SQLite
Unknown
Yes
No
No
BerkeleyDB
Unknown
No
No
No
RCS
Unknown
No
No
Plugin
Other
MariaDB
Data self contained in html file OR as individual data files
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
Security/Anti-Spam Wikidot WackoWiki TiddlyWiki XWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
No
Yes
Authentication Backends
LDAP (patch), ActiveDirectory
optional extensions available
XWiki, OpenID Connect, LDAP, custom (Open API), Kerberos, NTLM, Headers, PUMA, SAML, Trusted LDAP, Sun SSO
Host Blocking
Yes
Optional
No
No
Mail Encryption
No
Optional
No
Yes
nofollow
Yes
Optional
Unknown
No
Blacklist
Yes
Yes
No
Plugin
CAPTCHA
Yes
Yes
No
Yes
Delayed Indexing
Yes
No
Unknown
Yes
Development/Support Wikidot WackoWiki TiddlyWiki XWiki
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
55 ⭐
8554 ⭐
N/A
Common Features Wikidot WackoWiki TiddlyWiki XWiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
Unknown
Yes
Page History
Yes
Yes
Plugin
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
Yes
Yes
Special Features Wikidot WackoWiki TiddlyWiki XWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Yes
No
Interface Languages
2
English, Polish
30
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Ukrainian, Chinese, Chinese Traditional
4
German, English, French, Japanese
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
Email notification
Yes
Yes
Unknown
Yes
Comments
Threaded
Flat
Plugin
Threaded
Categories
Yes
Yes
Yes
Yes
Namespaces
Yes
Yes
Plugin
Yes
Conflict Handling
Page Locking
Page Locking
None
Conflict Resolution
Concurrent Editing
Unknown
No
Unknown
Yes
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Patch
Yes
Yes
Structured Data
Yes
Plugin
Yes
Yes
Links Wikidot WackoWiki TiddlyWiki XWiki
CamelCase
No
Optional
Yes
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Yes
Plugin
Yes
SisterWiki
No
No
No
Yes
Image Links
Yes
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Yes
Page Redirects
Yes
Yes
Plugin
Yes
Syntax Features Wikidot WackoWiki TiddlyWiki XWiki
HTML Tags
None
All
Optional
All
Math formulas
Yes
Plugin
Yes
Yes
Tables
simple + complex
simple + complex
complex
simple + complex
CREOLE support
No
No
Plugin
Yes
Markdown Support
No
No
Yes
Yes
Textile Support
No
No
No
No
BBCode Support
No
Patch
No
No
Emoticon Images
No
Yes
Plugin
Yes
Syntax Highlighting
Yes
Yes
Plugin
Yes
Footnotes
Yes
Yes
Plugin
Yes
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
No
Plugin
Plugin
Scripting
CSS styles, embeddable JavaScript, reporting language
actions (PHP)
JavaScript
velocity, groovy, ruby, jython, generic JSR223 & very powerful API
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Yes
Plugin
Yes
Usability Wikidot WackoWiki TiddlyWiki XWiki
Section Editing
Yes
Yes
Yes
Yes
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
No
Yes
Plugin
No
Toolbar
Yes
Yes
Yes
Yes
WYSIWYG Editing
No
Plugin
Plugin
Yes
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
Yes
Yes
Plugin
No
Statistics Wikidot WackoWiki TiddlyWiki XWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Yes
Yes
Orphaned Pages
Yes
Yes
Yes
Yes
Most/Least Popular
No
Yes
Plugin
Yes
Recent Visitors
No
Yes
No
Yes
Analysis
Yes
Plugin
Plugin
Yes
Output Wikidot WackoWiki TiddlyWiki XWiki
Printer Friendly
Print View
Print View
Print CSS
Print CSS
Mobile Friendly
Optional
Yes
Yes
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Plugin
Yes
ATOM Feeds
No
No
Plugin
Optional
Abbreviations
No
Patch
Unknown
Plugin
Auto-TOC
Yes
Yes
Yes
Optional
Raw Export
Yes
Yes
Yes
Yes
HTML Export
No
Yes
Yes
Yes
XML export
No
Yes
Unknown
Yes
PDF Export
No
Patch
Plugin
Yes
Office Export
Unknown
Patch
Unknown
Yes
Media and Files Wikidot WackoWiki TiddlyWiki XWiki
File Attachments
Yes
Yes
Plugin
Yes
Media Revisions
No
No
No
Yes
Embedded Flash
Yes
Yes
Plugin
Yes
Embedded Video
Yes
Yes
Yes
Yes
Image Editing
No
No
Yes
Plugin
SVG Editing
No
No
No
Plugin
MindMap Editing
No
Plugin
Plugin
Plugin
Media Search
No
Contents
No
Contents
Extras Wikidot WackoWiki TiddlyWiki XWiki
Calendar
Optional
Plugin
Plugin
Plugin
Image Galleries
Yes
Plugin
Plugin
Yes
Presentations
Unknown
Plugin
Plugin
Plugin
Forums
Yes
Optional
Plugin
Plugin
Blogs
Yes
Optional
Yes
Plugin
Ticket System
Yes
No
Plugin
Plugin
Chat
Unknown
Patch
Unknown
Plugin
Syntax Examples Wikidot WackoWiki TiddlyWiki XWiki
Internal Link
[[[page-name]]] or
[[[page-name|anchor]]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
WikiWord (CamelCase)
[[link]]
[[label|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)
External Link
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
http://www.example.com
[[label|http://www.example.com]]
[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com
Headlines
+++ headline level 3
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
= Headline
== Subheadline
=== Sub-subheadline
==== etc..
Bold Format
**bold text**
**bold**
''bold''
**bold**
Italics Format
//italic text//
//italics//
//italic//
//Italics//
Underline Format
__underlined text__
__underline__
__underline__
__underline__
Monospace Format
{{monospaced text}}
##monospace##
{{{monospaced}}}
##monospace##
Strikethrough Format
--strikethrough text--
--strikethrough--
--strikethrough--
--Strike--
Superscript Format
^^superscript^^
^^superscript^^
^^superscript^^
^^superscript^^
Subscript Format
,,subscript,,
,,subscript,,
~~subscript~~
,,subscript,,
Images
[[image src="..."]]
((image.png))
file:image.png
https://example.com/image.png
[img[local.jpg]]
[img[http://foo.bar/foo.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
= Centered line
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
using custom classes, e.g.
{{right{
text
}}}
(% style="... css here..." %)Text
Text Indentation
> First level of indentation
>> Second level of indentation.
one
two
:indent

> quote

<<<
blockquote
<<<
Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text
Bulleted Lists
* element 1
* element 2
*one
**One-two
*two
*three
* Item 1
** Item 1.1
* Item 2
* List
** list
*** list
Numbered Lists
# element 1
# element 1
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


# Item 1
## Item 1.1
# Item 2
1. Item 1
11. Item 2
111. Item 3
1. Item 4
Definition Lists
: item : description
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
; term
: description
; term
: definition
Horizontal Rule
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remove Wikidot remove WackoWiki remove TiddlyWiki remove XWiki