ikiwiki vs. SubWiki vs. WackoWiki

General Features ikiwiki SubWiki WackoWiki
Version
2.67
0.1-dev
6.2.1
Last Release Date
2008-10-17 (17 years ago)
no official
2026-03-03 (1 month ago)
Last Update here
2008-10-28 (17 years ago)
2006-02-14 (20 years ago)
2026-03-03 (1 month ago)
Author
Joey Hess and the ikiwiki community
Greg Stein
WackoWiki Team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
Academic Free License
BSD
Programming Language
Perl
Python
PHP
Data Storage
Files, RCS
RCS
Database
License Cost/ Fee
0
0
0
Development status
Mature
Alpha
Mature
Intended Audience
Anyone
Advanced End Users, Developers, End Users/Desktop
System Requirements ikiwiki SubWiki WackoWiki
Operating System
Any
UNIX, Windows, MacOS X, probably others
OS Independent
Root Access
No
No
No
Webserver
Any, or none
Apache, IIS, anything with CGI support
run with the appserver/webserver of your choice
Other Requirements
mod_rewrite (optional)
Datastorage ikiwiki SubWiki WackoWiki
Text Files
Yes
Yes
No
MySQL
No
No
Yes
PostgreSQL
No
No
No
Oracle
No
No
No
SQLite
No
No
Yes
BerkeleyDB
No
No
No
RCS
Yes
Yes
No
Other
No
MariaDB
Security/Anti-Spam ikiwiki SubWiki WackoWiki
Page Permissions
Yes
No
Yes
ACL
Yes
No
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
LDAP (patch), ActiveDirectory
Host Blocking
Yes
No
Optional
Mail Encryption
Yes
Unknown
Optional
nofollow
No
Yes
Optional
Blacklist
Yes
No
Yes
CAPTCHA
No
No
Yes
Delayed Indexing
No
No
No
Development/Support ikiwiki SubWiki WackoWiki
# of Consultants
Preconfigured Hosting
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
55 ⭐
Common Features ikiwiki SubWiki WackoWiki
Preview
Yes
Yes
Yes
Minor Changes
No
No
Yes
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
No
Between all
Sitemap
Plugin
Yes
Yes
Plugin System
Yes
No
Yes
Special Features ikiwiki SubWiki WackoWiki
Unicode Support
Yes
No
Yes
Right-to-Left Support
Yes
Unknown
Yes
Interface Languages
1
English
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
Optional
Yes
Comments
Discussion Pages
No
Flat
Categories
Plugin
Unknown
Yes
Namespaces
Yes
Unknown
Yes
Conflict Handling
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
No
Search
Full Text
Not available
Full Text
Wiki Farming
Yes
Unknown
Patch
Structured Data
Unknown
Unknown
Plugin
Links ikiwiki SubWiki WackoWiki
CamelCase
Plugin
Yes
Optional
Freelinks
Yes
No
Yes
Backlinks
Yes
No
Yes
InterWiki
Plugin
Plugin
Yes
SisterWiki
Plugin
No
No
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
Yes
Page Redirects
Unknown
Unknown
Yes
Syntax Features ikiwiki SubWiki WackoWiki
HTML Tags
Optional
None
All
Math formulas
Plugin
No
Plugin
Tables
simple + complex
none
simple + complex
CREOLE support
No
Unknown
No
Markdown Support
Yes
No
No
Textile Support
Plugin
No
No
BBCode Support
No
No
Patch
Emoticon Images
Plugin
No
Yes
Syntax Highlighting
Plugin
No
Yes
Footnotes
No
No
Yes
Quoting
Yes
No
Yes
Internal Comments
Yes
No
Yes
Custom styles
Yes
No
Yes
FAQ Tags
Yes
No
No
Scripting
safe subset of HTML::Template supported via template plugin
None
actions (PHP)
Content Includes
Plugin
Unknown
Yes
Feed Aggregation
Plugin
Unknown
Yes
Usability ikiwiki SubWiki WackoWiki
Section Editing
No
No
Yes
Page Templates
Yes
No
Yes
Double-Click Edit
No
No
Yes
Toolbar
No
No
Yes
WYSIWYG Editing
No
No
Plugin
Access Keys
No
Unknown
Yes
Auto Signature
No
No
Yes
Statistics ikiwiki SubWiki WackoWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
No
Yes
Orphaned Pages
Plugin
No
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
No
No
Yes
Analysis
No
No
Plugin
Output ikiwiki SubWiki WackoWiki
Printer Friendly
Print CSS
No
Print View
Mobile Friendly
Yes
Unknown
Yes
Themes & Skins
Yes
No
Yes
RSS Feeds
Plugin
No
Yes
ATOM Feeds
Plugin
No
No
Abbreviations
No
No
Patch
Auto-TOC
Plugin
No
Yes
Raw Export
Yes
No
Yes
HTML Export
Yes
No
Yes
XML export
No
No
Yes
PDF Export
No
No
Patch
Office Export
Unknown
Unknown
Patch
Media and Files ikiwiki SubWiki WackoWiki
File Attachments
Yes
No
Yes
Media Revisions
Yes
No
No
Embedded Flash
Optional
No
Yes
Embedded Video
Optional
No
Yes
Image Editing
No
Unknown
No
SVG Editing
No
Unknown
No
MindMap Editing
No
Unknown
Plugin
Media Search
Filenames only
No
Contents
Extras ikiwiki SubWiki WackoWiki
Calendar
Plugin
Unknown
Plugin
Image Galleries
Plugin
Unknown
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
Unknown
Unknown
Optional
Blogs
Yes
Unknown
Optional
Ticket System
Yes
Unknown
No
Chat
Unknown
Unknown
Patch
Syntax Examples ikiwiki SubWiki WackoWiki
Internal Link
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
= Level 1 =
== Level 2 ==
=== Level 3 ===
==== Level 4 ====
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
**bold**
__bold__
'''bold'''
**bold**
Italics Format
*emphasized*
_emphasized_
''italic''
//italics//
Underline Format
via HTML: <u>underlined</u>
N/A
__underline__
Monospace Format
`inline monospace`

indented block of
monospaced text

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

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


Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
N/A
{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 ikiwiki remove SubWiki remove WackoWiki