ikiwiki vs. Wikidot vs. Zwiki

General Features ikiwiki Wikidot Zwiki
Version
2.67
0.61
Last Release Date
2008-10-17 (17 years ago)
2008-10-28 (17 years ago)
Last Update here
2008-10-28 (17 years ago)
2009-12-09 (16 years ago)
2008-10-30 (17 years ago)
Author
Joey Hess and the ikiwiki community
Michal Frackowiak
Simon Michael & the Zwiki dev team
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
AGPLv3
GPLv2
Programming Language
Perl
Python
Data Storage
Files, RCS
Database
Database
License Cost/ Fee
0
Free / Paid Accounts (starts from $5 per month)
0
Development status
Mature
Mature
Mature
Intended Audience
Anyone
companies, private users, social groups and communities, software developers, tech geeks
anyone able to install or get access to a zope server
Hosting Features ikiwiki Wikidot Zwiki
Storage Quota
N/A
1500MB for free users, more for Pro accounts
N/A
Bandwidth Quota
N/A
no limit
N/A
Other Limits
N/A
max uploaded file size limit
N/A
Topic Restrictions
N/A
by Terms Of Service
N/A
Corporate Branding
N/A
Yes
N/A
Own Domain
N/A
Yes
N/A
Ads allowed
N/A
Yes
N/A
System Requirements ikiwiki Wikidot Zwiki
Operating System
Any
any
Root Access
No
No
No
Webserver
Any, or none
Zope
Other Requirements
Datastorage ikiwiki Wikidot Zwiki
Text Files
Yes
Unknown
Plugin
MySQL
No
Unknown
Plugin
PostgreSQL
No
Yes
Plugin
Oracle
No
Unknown
Plugin
SQLite
No
Unknown
Unknown
BerkeleyDB
No
Unknown
Unknown
RCS
Yes
Unknown
Unknown
Other
ZODB (zope object database)
Security/Anti-Spam ikiwiki Wikidot Zwiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
any supported by Zope authentication plugins
Host Blocking
Yes
Yes
Patch
Mail Encryption
Yes
No
Yes
nofollow
No
Yes
Unknown
Blacklist
Yes
Yes
Yes
CAPTCHA
No
Yes
No
Delayed Indexing
No
Yes
Patch
Development/Support ikiwiki Wikidot Zwiki
# of Consultants
Preconfigured Hosting
No
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#zwiki on freenode
Stars on GitHub
N/A
N/A
N/A
Common Features ikiwiki Wikidot Zwiki
Preview
Yes
Yes
Yes
Minor Changes
No
Yes
No
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Plugin
Yes
Yes
Plugin System
Yes
No
Yes
Special Features ikiwiki Wikidot Zwiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Optional
Interface Languages
1
English
2
English, Polish
0
Email notification
Yes
Yes
Yes
Comments
Discussion Pages
Threaded
Flat
Categories
Plugin
Yes
No
Namespaces
Yes
Yes
No
Conflict Handling
Conflict Resolution
Page Locking
Conflict Detection
Concurrent Editing
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Unknown
Structured Data
Unknown
Yes
Unknown
Links ikiwiki Wikidot Zwiki
CamelCase
Plugin
No
Optional
Freelinks
Yes
Yes
Optional
Backlinks
Yes
Yes
Yes
InterWiki
Plugin
Yes
Yes
SisterWiki
Plugin
No
No
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
Unknown
Page Redirects
Unknown
Yes
Unknown
Syntax Features ikiwiki Wikidot Zwiki
HTML Tags
Optional
None
Optional
Math formulas
Plugin
Yes
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
No
Markdown Support
Yes
No
No
Textile Support
Plugin
No
No
BBCode Support
No
No
No
Emoticon Images
Plugin
No
Patch
Syntax Highlighting
Plugin
Yes
No
Footnotes
No
Yes
Yes
Quoting
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
No
Optional
Scripting
safe subset of HTML::Template supported via template plugin
CSS styles, embeddable JavaScript, reporting language
DTML
Content Includes
Plugin
Yes
Yes
Feed Aggregation
Plugin
Yes
Plugin
Usability ikiwiki Wikidot Zwiki
Section Editing
No
Yes
No
Page Templates
Yes
Yes
No
Double-Click Edit
No
No
Patch
Toolbar
No
Yes
No
WYSIWYG Editing
No
No
Plugin
Access Keys
No
Yes
Yes
Auto Signature
No
Yes
Yes
Statistics ikiwiki Wikidot Zwiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Plugin
Yes
No
Orphaned Pages
Plugin
Yes
Optional
Most/Least Popular
No
No
Optional
Recent Visitors
No
No
Plugin
Analysis
No
Yes
No
Output ikiwiki Wikidot Zwiki
Printer Friendly
Print CSS
Print View
Print View
Mobile Friendly
Yes
Optional
Unknown
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Plugin
Yes
Yes
ATOM Feeds
Plugin
No
No
Abbreviations
No
No
Unknown
Auto-TOC
Plugin
Yes
Plugin
Raw Export
Yes
Yes
Yes
HTML Export
Yes
No
Yes
XML export
No
No
Yes
PDF Export
No
No
Patch
Office Export
Unknown
Unknown
Unknown
Media and Files ikiwiki Wikidot Zwiki
File Attachments
Yes
Yes
Yes
Media Revisions
Yes
No
No
Embedded Flash
Optional
Yes
Yes
Embedded Video
Optional
Yes
Yes
Image Editing
No
No
No
SVG Editing
No
No
No
MindMap Editing
No
No
No
Media Search
Filenames only
No
Filenames only
Extras ikiwiki Wikidot Zwiki
Calendar
Plugin
Optional
Unknown
Image Galleries
Plugin
Yes
Unknown
Presentations
Unknown
Unknown
Unknown
Forums
Unknown
Yes
Unknown
Blogs
Yes
Yes
Unknown
Ticket System
Yes
Yes
Unknown
Chat
Unknown
Unknown
Unknown
Syntax Examples ikiwiki Wikidot Zwiki
Internal Link
[[internal]]
[[[page-name]]] or
[[[page-name|anchor]]]
WikiName
[freeform name]
[[double-bracketed]]
External Link
[link text](http://example.org)
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
Bare urls plus markup-specific 
link syntax. This and all 
following syntax examples depend 
on which markup mode is used for 
a page, including:

restructured text, structured 
text, wikiwikiweb, moinmoin, 
html, plaintext..
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
+++ headline level 3
Bold Format
**bold**
__bold__
**bold text**
Italics Format
*emphasized*
_emphasized_
//italic text//
Underline Format
via HTML: <u>underlined</u>
__underlined text__
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
{{monospaced text}}
Strikethrough Format
via HTML: <del>deleted</del>
--strikethrough text--
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 src="..."]]
Aligning Text
= Centered line
Text Indentation
> First level of indentation
>> Second level of indentation.
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
* element 1
* element 2
Numbered Lists
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
# element 1
# element 1
Definition Lists
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
: item : description
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
remove ikiwiki remove Wikidot remove Zwiki