Instiki vs. WikiNi vs. WackoWiki

General Features Instiki WikiNi WackoWiki
Version
0.30.0
0.5.0
6.3.0
Last Release Date
2019-03-01 (7 years ago)
2007-04-12 (19 years ago)
2026-07-18 (1 month ago)
Last Update here
2019-03-04 (7 years ago)
2009-02-10 (17 years ago)
2026-07-18 (1 month ago)
Author
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
WackoWiki Team
URL
Free and Open Source
Yes
Yes
Yes
License
Ruby's
GPL
BSD
Programming Language
Ruby on Rails
PHP
PHP
Data Storage
Database
Database
Database
License Cost/ Fee
0
0 ($, €, £, ¥, ...)
0
Development status
Mature
Mature
Mature
Intended Audience
general, education
End Users/Desktop, Education
Advanced End Users, Developers, End Users/Desktop
System Requirements Instiki WikiNi WackoWiki
Operating System
UNIX, Windows, MacOS X
all (UNIX, Windows, MacOS X)
OS Independent
Root Access
No
No
No
Webserver
Thin (included), or Apache/NGinx (via Passenger)
run with the appserver/webserver of your choice
Other Requirements
Ruby 2.0-2.6
mod_rewrite (optional)
Datastorage Instiki WikiNi WackoWiki
Text Files
No
No
No
MySQL
Yes
Yes
Yes
PostgreSQL
Yes
No
No
Oracle
Plugin
No
No
SQLite
Yes
No
Yes
BerkeleyDB
No
No
No
RCS
No
No
No
Other
Any Rails-compatible back-end datastore can be used.
MariaDB
Security/Anti-Spam Instiki WikiNi WackoWiki
Page Permissions
Yes
Yes
Yes
ACL
No
Yes
Yes
Authentication Backends
LDAP (patch), ActiveDirectory
Host Blocking
Yes
Unknown
Optional
Mail Encryption
Unknown
Unknown
Optional
nofollow
Unknown
No
Optional
Blacklist
Yes
No
Yes
CAPTCHA
Unknown
Patch
Yes
Delayed Indexing
Unknown
No
No
Development/Support Instiki WikiNi WackoWiki
# of Consultants
Preconfigured Hosting
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
508 ⭐
N/A
55 ⭐
Common Features Instiki WikiNi WackoWiki
Preview
No
Yes
Yes
Minor Changes
Yes
No
Yes
Change Summary
No
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Restricted by Age
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Plugin System
No
Yes
Yes
Special Features Instiki WikiNi WackoWiki
Unicode Support
Yes
No
Yes
Right-to-Left Support
Yes
Unknown
Yes
Interface Languages
1
English
1
French
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
No
Plugin
Yes
Comments
No
Threaded
Flat
Categories
Yes
Unknown
Yes
Namespaces
No
Patch
Yes
Conflict Handling
Page Locking
Conflict Detection
Page Locking
Concurrent Editing
Unknown
Unknown
No
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Unknown
Patch
Structured Data
No
Unknown
Plugin
Links Instiki WikiNi WackoWiki
CamelCase
Optional
Yes
Optional
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
SisterWiki
No
No
No
Image Links
Yes
Unknown
Yes
Windows Shares
No
No
Yes
Page Redirects
Yes
Unknown
Yes
Syntax Features Instiki WikiNi WackoWiki
HTML Tags
All
Optional
All
Math formulas
Yes
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
No
Markdown Support
Yes
No
No
Textile Support
Yes
No
No
BBCode Support
No
No
Patch
Emoticon Images
No
No
Yes
Syntax Highlighting
Yes
Yes
Yes
Footnotes
Yes
Plugin
Yes
Quoting
Yes
Unknown
Yes
Internal Comments
Yes
Unknown
Yes
Custom styles
Yes
Patch
Yes
FAQ Tags
No
No
No
Scripting
None
actions (PHP)
Content Includes
Yes
Yes
Yes
Feed Aggregation
No
Patch
Yes
Usability Instiki WikiNi WackoWiki
Section Editing
No
No
Yes
Page Templates
No
No
Yes
Double-Click Edit
No
Yes
Yes
Toolbar
No
Patch
Yes
WYSIWYG Editing
No
No
Plugin
Access Keys
Yes
Yes
Yes
Auto Signature
Yes
No
Yes
Statistics Instiki WikiNi WackoWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Yes
Yes
Yes
Orphaned Pages
Yes
Yes
Yes
Most/Least Popular
No
No
Yes
Recent Visitors
No
No
Yes
Analysis
No
No
Plugin
Output Instiki WikiNi WackoWiki
Printer Friendly
Print View
Print CSS
Print View
Mobile Friendly
Yes
Unknown
Yes
Themes & Skins
No
Optional
Yes
RSS Feeds
No
Yes
Yes
ATOM Feeds
Yes
No
No
Abbreviations
Yes
No
Patch
Auto-TOC
Yes
Unknown
Yes
Raw Export
Yes
Yes
Yes
HTML Export
Yes
No
Yes
XML export
No
No
Yes
PDF Export
No
Plugin
Patch
Office Export
Unknown
Unknown
Patch
Media and Files Instiki WikiNi WackoWiki
File Attachments
Yes
Plugin
Yes
Media Revisions
No
Unknown
No
Embedded Flash
No
Plugin
Yes
Embedded Video
Yes
Plugin
Yes
Image Editing
No
No
No
SVG Editing
Yes
No
No
MindMap Editing
No
No
Plugin
Media Search
No
No
Contents
Extras Instiki WikiNi WackoWiki
Calendar
No
Unknown
Plugin
Image Galleries
No
Unknown
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
No
Unknown
Optional
Blogs
No
Unknown
Optional
Ticket System
No
Unknown
No
Chat
Unknown
Unknown
Patch
Syntax Examples Instiki WikiNi WackoWiki
Internal Link
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
wiki word (XxxXxxxxx)
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
[another site](http://example.com)
[[ ]]
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######
====== ====== level 1
===== ===== level 2
==== ==== level 3
=== === level 4
== == level 5

== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
**bold**
** **
**bold**
Italics Format
_italic_, *italic*
// //
//italics//
Underline Format
underlined
{: style='text-decoration:underlined'}
__ __
__underline__
Monospace Format
`monospace`
## ##
##monospace##
Strikethrough Format
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
@@ @@
--strikethrough--
Superscript Format
<sup>superscript</sup>
^^superscript^^
Subscript Format
<sub>subscript</sub>
,,subscript,,
Images
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
((image.png))
file:image.png
https://example.com/image.png
Aligning Text
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
p
{: style='margin-left:3em'}

> blockquote
[space] level 1
[space][space] level 2
[space][space][...] level X
one
two
Bulleted Lists
* Item 1
** Item 1.1
* Item 2
-
-
-
*one
**One-two
*two
*three
Numbered Lists
1. Item 1
1. Item 1.1
2. Item 2
1)
1)
1)
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


Definition Lists
term
: definition
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
Horizontal Rule
***
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remove Instiki remove WikiNi remove WackoWiki