Wikidot vs. ikiwiki vs. WackoWiki

General Features Wikidot ikiwiki WackoWiki
Version
2.67
6.2.1
Last Release Date
2008-10-17 (17 years ago)
2026-03-03 (1 month ago)
Last Update here
2009-12-09 (16 years ago)
2008-10-28 (17 years ago)
2026-03-03 (1 month ago)
Author
Michal Frackowiak
Joey Hess and the ikiwiki community
WackoWiki Team
URL
Free and Open Source
Yes
Yes
Yes
License
AGPLv3
GPL
BSD
Programming Language
Perl
PHP
Data Storage
Database
Files, RCS
Database
License Cost/ Fee
Free / Paid Accounts (starts from $5 per month)
0
0
Development status
Mature
Mature
Mature
Intended Audience
companies, private users, social groups and communities, software developers, tech geeks
Anyone
Advanced End Users, Developers, End Users/Desktop
Hosting Features Wikidot ikiwiki WackoWiki
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
Own Domain
Yes
N/A
N/A
Ads allowed
Yes
N/A
N/A
System Requirements Wikidot ikiwiki WackoWiki
Operating System
Any
OS Independent
Root Access
No
No
No
Webserver
Any, or none
run with the appserver/webserver of your choice
Other Requirements
mod_rewrite (optional)
Datastorage Wikidot ikiwiki WackoWiki
Text Files
Unknown
Yes
No
MySQL
Unknown
No
Yes
PostgreSQL
Yes
No
No
Oracle
Unknown
No
No
SQLite
Unknown
No
Yes
BerkeleyDB
Unknown
No
No
RCS
Unknown
Yes
No
Other
MariaDB
Security/Anti-Spam Wikidot ikiwiki WackoWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
LDAP (patch), ActiveDirectory
Host Blocking
Yes
Yes
Optional
Mail Encryption
No
Yes
Optional
nofollow
Yes
No
Optional
Blacklist
Yes
Yes
Yes
CAPTCHA
Yes
No
Yes
Delayed Indexing
Yes
No
No
Development/Support Wikidot ikiwiki WackoWiki
# of Consultants
Preconfigured Hosting
Yes
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
55 ⭐
Common Features Wikidot ikiwiki WackoWiki
Preview
Yes
Yes
Yes
Minor Changes
Yes
No
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
Plugin
Yes
Plugin System
No
Yes
Yes
Special Features Wikidot ikiwiki WackoWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Yes
Interface Languages
2
English, Polish
1
English
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
Email notification
Yes
Yes
Yes
Comments
Threaded
Discussion Pages
Flat
Categories
Yes
Plugin
Yes
Namespaces
Yes
Yes
Yes
Conflict Handling
Page Locking
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
No
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Patch
Structured Data
Yes
Unknown
Plugin
Links Wikidot ikiwiki WackoWiki
CamelCase
No
Plugin
Optional
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Plugin
Yes
SisterWiki
No
Plugin
No
Image Links
Yes
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Yes
Unknown
Yes
Syntax Features Wikidot ikiwiki WackoWiki
HTML Tags
None
Optional
All
Math formulas
Yes
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
No
Markdown Support
No
Yes
No
Textile Support
No
Plugin
No
BBCode Support
No
No
Patch
Emoticon Images
No
Plugin
Yes
Syntax Highlighting
Yes
Plugin
Yes
Footnotes
Yes
No
Yes
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
No
Yes
No
Scripting
CSS styles, embeddable JavaScript, reporting language
safe subset of HTML::Template supported via template plugin
actions (PHP)
Content Includes
Yes
Plugin
Yes
Feed Aggregation
Yes
Plugin
Yes
Usability Wikidot ikiwiki WackoWiki
Section Editing
Yes
No
Yes
Page Templates
Yes
Yes
Yes
Double-Click Edit
No
No
Yes
Toolbar
Yes
No
Yes
WYSIWYG Editing
No
No
Plugin
Access Keys
Yes
No
Yes
Auto Signature
Yes
No
Yes
Statistics Wikidot ikiwiki WackoWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
Plugin
Yes
Orphaned Pages
Yes
Plugin
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
No
No
Yes
Analysis
Yes
No
Plugin
Output Wikidot ikiwiki WackoWiki
Printer Friendly
Print View
Print CSS
Print View
Mobile Friendly
Optional
Yes
Yes
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Yes
Plugin
Yes
ATOM Feeds
No
Plugin
No
Abbreviations
No
No
Patch
Auto-TOC
Yes
Plugin
Yes
Raw Export
Yes
Yes
Yes
HTML Export
No
Yes
Yes
XML export
No
No
Yes
PDF Export
No
No
Patch
Office Export
Unknown
Unknown
Patch
Media and Files Wikidot ikiwiki WackoWiki
File Attachments
Yes
Yes
Yes
Media Revisions
No
Yes
No
Embedded Flash
Yes
Optional
Yes
Embedded Video
Yes
Optional
Yes
Image Editing
No
No
No
SVG Editing
No
No
No
MindMap Editing
No
No
Plugin
Media Search
No
Filenames only
Contents
Extras Wikidot ikiwiki WackoWiki
Calendar
Optional
Plugin
Plugin
Image Galleries
Yes
Plugin
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
Yes
Unknown
Optional
Blogs
Yes
Yes
Optional
Ticket System
Yes
Yes
No
Chat
Unknown
Unknown
Patch
Syntax Examples Wikidot ikiwiki WackoWiki
Internal Link
[[[page-name]]] or
[[[page-name|anchor]]]
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
+++ headline level 3
Two syntaxes:

# heading 1
## heading 2
### heading 3

heading 1
=========

heading 2
---------
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
**bold text**
**bold**
__bold__
**bold**
Italics Format
//italic text//
*emphasized*
_emphasized_
//italics//
Underline Format
__underlined text__
via HTML: <u>underlined</u>
__underline__
Monospace Format
{{monospaced text}}
`inline monospace`

indented block of
monospaced text

tab-indented
block
##monospace##
Strikethrough Format
--strikethrough text--
via HTML: <del>deleted</del>
--strikethrough--
Superscript Format
^^superscript^^
via HTML: x<sup>2</sup>
^^superscript^^
Subscript Format
,,subscript,,
via HTML: a<sub>1</sub>
,,subscript,,
Images
[[image src="..."]]
![alt text](internal/image)
![alt text](http://example.org/external/image)
((image.png))
file:image.png
https://example.com/image.png
Aligning Text
= Centered line
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
> First level of indentation
>> Second level of indentation.
one
two
Bulleted Lists
* element 1
* element 2
* item 1
* item 2
* item 2.1
* item 2.2
*one
**One-two
*two
*three
Numbered Lists
# element 1
# element 1
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


Definition Lists
: item : description
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
Horizontal Rule
----
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
remove Wikidot remove ikiwiki remove WackoWiki