ikiwiki vs. Instiki vs. PukiWiki vs. WikyBlog

General Features ikiwiki Instiki PukiWiki WikyBlog
Version
2.67
0.30.0
1.5.1
1.5.4
Last Release Date
2008-10-17 (17 years ago)
2019-03-01 (7 years ago)
2016-03-07 (10 years ago)
2007-10-24 (18 years ago)
Last Update here
2008-10-28 (17 years ago)
2019-03-04 (7 years ago)
2016-03-23 (10 years ago)
2007-10-24 (18 years ago)
Author
Joey Hess and the ikiwiki community
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
PukiWiki Development Team
Josh Schmidt
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL
Ruby's
GPL version 2 or (at your option) any later version
GPL
Programming Language
Perl
Ruby on Rails
PHP
PHP
Data Storage
Files, RCS
Database
Files
Database
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
Anyone
general, education
One theme, one PukiWiki
Private, Internet Communities
System Requirements ikiwiki Instiki PukiWiki WikyBlog
Operating System
Any
UNIX, Windows, MacOS X
OS independent
UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
No
Webserver
Any, or none
Thin (included), or Apache/NGinx (via Passenger)
Apache, IIS, anything with PHP support
Apache, anything with PHP
Other Requirements
Ruby 2.0-2.6
tar with "-p" option, or unzip for install. "mbstring" PHP extension for multi-bite support. backup feature wants 'zip' PHP extension.
MySQL
Datastorage ikiwiki Instiki PukiWiki WikyBlog
Text Files
Yes
No
Yes
No
MySQL
No
Yes
No
Yes
PostgreSQL
No
Yes
No
No
Oracle
No
Plugin
No
No
SQLite
No
Yes
No
No
BerkeleyDB
No
No
No
No
RCS
Yes
No
No
No
Other
Any Rails-compatible back-end datastore can be used.
zip-compressed text files for backup (with "zip" PHP extension)
Security/Anti-Spam ikiwiki Instiki PukiWiki WikyBlog
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
No
Yes
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
LDIF strings compatible with OpenLDAP, LDAP
No
Host Blocking
Yes
Yes
Patch
Yes
Mail Encryption
Yes
Unknown
No
No
nofollow
No
Unknown
Yes
Yes
Blacklist
Yes
Yes
Patch
Yes
CAPTCHA
No
Unknown
No
Yes
Delayed Indexing
No
Unknown
No
No
Development/Support ikiwiki Instiki PukiWiki WikyBlog
# of Consultants
Preconfigured Hosting
No
No
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#pukiwiki
Stars on GitHub
N/A
506 ⭐
N/A
N/A
Common Features ikiwiki Instiki PukiWiki WikyBlog
Preview
Yes
No
Yes
Yes
Minor Changes
No
Yes
No
No
Change Summary
Yes
No
No
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Restricted by Number
Unlimited
Revision Diffs
Between all
Between all
To current
Between all
Sitemap
Plugin
Yes
Yes
Yes
Plugin System
Yes
No
Yes
Yes
Special Features ikiwiki Instiki PukiWiki WikyBlog
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
No
No
Interface Languages
1
English
1
English
5
German, English, Japanese, Korean, Twi
5
English, French, Japanese, Turkish, Chinese
Email notification
Yes
No
Yes
No
Comments
Discussion Pages
No
Plugin
Threaded
Categories
Plugin
Yes
No
Yes
Namespaces
Yes
No
No
Yes
Conflict Handling
Conflict Resolution
Page Locking
Conflict Detection
Page Locking
Concurrent Editing
Unknown
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
No
Unknown
Structured Data
Unknown
No
No
Unknown
Links ikiwiki Instiki PukiWiki WikyBlog
CamelCase
Plugin
Optional
Yes
No
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Plugin
Yes
Yes
No
SisterWiki
Plugin
No
No
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
No
Patch
No
Page Redirects
Unknown
Yes
No
Unknown
Syntax Features ikiwiki Instiki PukiWiki WikyBlog
HTML Tags
Optional
All
Plugin
Some
Math formulas
Plugin
Yes
Plugin
No
Tables
simple + complex
simple + complex
complex
simple + complex
CREOLE support
No
No
No
No
Markdown Support
Yes
Yes
No
No
Textile Support
Plugin
Yes
No
No
BBCode Support
No
No
No
No
Emoticon Images
Plugin
No
Yes
Yes
Syntax Highlighting
Plugin
Yes
Plugin
Yes
Footnotes
No
Yes
Yes
No
Quoting
Yes
Yes
Optional
No
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
No
No
No
Scripting
safe subset of HTML::Template supported via template plugin
None
plugins(PHP), skins(PHP), CSSes(PHP,CSS)
No
Content Includes
Plugin
Yes
Plugin
Yes
Feed Aggregation
Plugin
No
Plugin
No
Usability ikiwiki Instiki PukiWiki WikyBlog
Section Editing
No
No
Patch
No
Page Templates
Yes
No
Yes
No
Double-Click Edit
No
No
No
No
Toolbar
No
No
Patch
Yes
WYSIWYG Editing
No
No
No
No
Access Keys
No
Yes
Yes
Yes
Auto Signature
No
Yes
No
Yes
Statistics ikiwiki Instiki PukiWiki WikyBlog
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Plugin
Yes
Plugin
Yes
Orphaned Pages
Plugin
Yes
No
Yes
Most/Least Popular
No
No
Plugin
Yes
Recent Visitors
No
No
No
No
Analysis
No
No
No
No
Output ikiwiki Instiki PukiWiki WikyBlog
Printer Friendly
Print CSS
Print View
Print CSS
No
Mobile Friendly
Yes
Yes
Optional
Unknown
Themes & Skins
Yes
No
Yes
Yes
RSS Feeds
Plugin
No
Plugin
Yes
ATOM Feeds
Plugin
Yes
Plugin
Yes
Abbreviations
No
Yes
No
No
Auto-TOC
Plugin
Yes
Plugin
Optional
Raw Export
Yes
Yes
Plugin
No
HTML Export
Yes
Yes
No
No
XML export
No
No
No
No
PDF Export
No
No
No
No
Office Export
Unknown
Unknown
Unknown
Unknown
Media and Files ikiwiki Instiki PukiWiki WikyBlog
File Attachments
Yes
Yes
Plugin
Yes
Media Revisions
Yes
No
No
No
Embedded Flash
Optional
No
Plugin
No
Embedded Video
Optional
Yes
Plugin
No
Image Editing
No
No
Plugin
No
SVG Editing
No
Yes
No
No
MindMap Editing
No
No
No
No
Media Search
Filenames only
No
No
No
Extras ikiwiki Instiki PukiWiki WikyBlog
Calendar
Plugin
No
Plugin
Unknown
Image Galleries
Plugin
No
No
Unknown
Presentations
Unknown
Unknown
Unknown
Unknown
Forums
Unknown
No
Optional
Unknown
Blogs
Yes
No
Optional
Unknown
Ticket System
Yes
No
Optional
Unknown
Chat
Unknown
Unknown
Unknown
Unknown
Syntax Examples ikiwiki Instiki PukiWiki WikyBlog
Internal Link
[[internal]]
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
PageNameAsWikiName
[[PageName]]
[[link text>PageName]]
[[a link]]
[[a link|with title]]
External Link
[link text](http://example.org)
[another site](http://example.com)
http://....
[[link text>http://....]]
[[interwiki:keyphrase]]
[[link text>interwiki:keyphrase]]
[http://example.org The title]
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######
* Level 1
** Level 2
*** Level 3
==Section==
===Subsection===
====Sub-subsection====
Bold Format
**bold**
__bold__
**bold**
''bold''
'''bold'''
Italics Format
*emphasized*
_emphasized_
_italic_, *italic*
'''italic'''
''italic''
Underline Format
via HTML: <u>underlined</u>
underlined
{: style='text-decoration:underlined'}
%%%underlined%%%
<u>underlined</u>
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
`monospace`
N/A
<tt>monospace</tt>
Strikethrough Format
via HTML: <del>deleted</del>
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
%%strikethrough%%
<strike>strikethrough</strike>
Superscript Format
via HTML: x<sup>2</sup>
<sup>superscript</sup>
N/A
<sup>superscript</sup>
Subscript Format
via HTML: a<sub>1</sub>
<sub>subscript</sub>
N/A
<sub>subscript</sub>
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
#ref(pagename/filename[,option])
&ref(pagename/filename[,option]);
&ref(http://foo.bar/foo.jpg[,option]);
http://foo.bar/foo.jpg
[[Image:wiki.png]]
Aligning Text
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
CENTER:center
RIGHT:right
LEFT:left
<center>Centered</center>
Text Indentation
p
{: style='margin-left:3em'}

> blockquote
N/A
: indented line
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
* Item 1
** Item 1.1
* Item 2
- Item 1
-- Item 1.1
- Item 2
* Item 1
** Item 1.1
* Item 2
Numbered Lists
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. Item 1
1. Item 1.1
2. Item 2
+ Item 1
++ Item 1.1
+ Item 2
# Item 1
## Item 1.1
# Item 2
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
term
: definition
:term|definition
; term : definition
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
***
--------------------
----
remove ikiwiki remove Instiki remove PukiWiki remove WikyBlog