WikiNi vs. ikiwiki vs. WackoWiki

General Features WikiNi ikiwiki WackoWiki
Version
0.5.0
2.67
6.3.0
Last Release Date
2007-04-12 (19 years ago)
2008-10-17 (17 years ago)
2026-07-18 (12 days ago)
Last Update here
2009-02-10 (17 years ago)
2008-10-28 (17 years ago)
2026-07-18 (12 days ago)
Author
Joey Hess and the ikiwiki community
WackoWiki Team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
GPL
BSD
Programming Language
PHP
Perl
PHP
Data Storage
Database
Files, RCS
Database
License Cost/ Fee
0 ($, €, £, ¥, ...)
0
0
Development status
Mature
Mature
Mature
Intended Audience
End Users/Desktop, Education
Anyone
Advanced End Users, Developers, End Users/Desktop
System Requirements WikiNi ikiwiki WackoWiki
Operating System
all (UNIX, Windows, MacOS X)
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 WikiNi ikiwiki WackoWiki
Text Files
No
Yes
No
MySQL
Yes
No
Yes
PostgreSQL
No
No
No
Oracle
No
No
No
SQLite
No
No
Yes
BerkeleyDB
No
No
No
RCS
No
Yes
No
Other
MariaDB
Security/Anti-Spam WikiNi 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
Unknown
Yes
Optional
Mail Encryption
Unknown
Yes
Optional
nofollow
No
No
Optional
Blacklist
No
Yes
Yes
CAPTCHA
Patch
No
Yes
Delayed Indexing
No
No
No
Development/Support WikiNi ikiwiki 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 WikiNi ikiwiki WackoWiki
Preview
Yes
Yes
Yes
Minor Changes
No
No
Yes
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Restricted by Age
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Yes
Plugin
Yes
Plugin System
Yes
Yes
Yes
Special Features WikiNi ikiwiki WackoWiki
Unicode Support
No
Yes
Yes
Right-to-Left Support
Unknown
Yes
Yes
Interface Languages
1
French
1
English
34
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Croatian, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Thai, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
Email notification
Plugin
Yes
Yes
Comments
Threaded
Discussion Pages
Flat
Categories
Unknown
Plugin
Yes
Namespaces
Patch
Yes
Yes
Conflict Handling
Conflict Detection
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
No
Search
Full Text
Full Text
Full Text
Wiki Farming
Unknown
Yes
Patch
Structured Data
Unknown
Unknown
Plugin
Links WikiNi ikiwiki WackoWiki
CamelCase
Yes
Plugin
Optional
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Plugin
Yes
SisterWiki
No
Plugin
No
Image Links
Unknown
Yes
Yes
Windows Shares
No
Yes
Yes
Page Redirects
Unknown
Unknown
Yes
Syntax Features WikiNi ikiwiki WackoWiki
HTML Tags
Optional
Optional
All
Math formulas
Plugin
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
Plugin
No
Yes
Quoting
Unknown
Yes
Yes
Internal Comments
Unknown
Yes
Yes
Custom styles
Patch
Yes
Yes
FAQ Tags
No
Yes
No
Scripting
safe subset of HTML::Template supported via template plugin
actions (PHP)
Content Includes
Yes
Plugin
Yes
Feed Aggregation
Patch
Plugin
Yes
Usability WikiNi ikiwiki WackoWiki
Section Editing
No
No
Yes
Page Templates
No
Yes
Yes
Double-Click Edit
Yes
No
Yes
Toolbar
Patch
No
Yes
WYSIWYG Editing
No
No
Plugin
Access Keys
Yes
No
Yes
Auto Signature
No
No
Yes
Statistics WikiNi 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
No
No
Plugin
Output WikiNi ikiwiki WackoWiki
Printer Friendly
Print CSS
Print CSS
Print View
Mobile Friendly
Unknown
Yes
Yes
Themes & Skins
Optional
Yes
Yes
RSS Feeds
Yes
Plugin
Yes
ATOM Feeds
No
Plugin
No
Abbreviations
No
No
Patch
Auto-TOC
Unknown
Plugin
Yes
Raw Export
Yes
Yes
Yes
HTML Export
No
Yes
Yes
XML export
No
No
Yes
PDF Export
Plugin
No
Patch
Office Export
Unknown
Unknown
Patch
Media and Files WikiNi ikiwiki WackoWiki
File Attachments
Plugin
Yes
Yes
Media Revisions
Unknown
Yes
No
Embedded Flash
Plugin
Optional
Yes
Embedded Video
Plugin
Optional
Yes
Image Editing
No
No
No
SVG Editing
No
No
No
MindMap Editing
No
No
Plugin
Media Search
No
Filenames only
Contents
Extras WikiNi ikiwiki WackoWiki
Calendar
Unknown
Plugin
Plugin
Image Galleries
Unknown
Plugin
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
Unknown
Unknown
Optional
Blogs
Unknown
Yes
Optional
Ticket System
Unknown
Yes
No
Chat
Unknown
Unknown
Patch
Syntax Examples WikiNi ikiwiki WackoWiki
Internal Link
wiki word (XxxXxxxxx)
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
[[ ]]
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
====== ====== level 1
===== ===== level 2
==== ==== level 3
=== === level 4
== == level 5

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**
__bold__
**bold**
Italics Format
// //
*emphasized*
_emphasized_
//italics//
Underline Format
__ __
via HTML: <u>underlined</u>
__underline__
Monospace Format
## ##
`inline monospace`

indented block of
monospaced text

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

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
[space] level 1
[space][space] level 2
[space][space][...] level X
one
two
Bulleted Lists
-
-
-
* item 1
* item 2
* item 2.1
* item 2.2
*one
**One-two
*two
*three
Numbered Lists
1)
1)
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
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 WikiNi remove ikiwiki remove WackoWiki