Hatta vs. Instiki vs. PmWiki vs. WikiCrowd vs. WikkaWiki vs. Zim

General Features Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Version
1.6.6
0.30.0
2.6.0
0.0.16
1.4.2
0.56
Last Release Date
2015-08-29 (10 years ago)
2019-03-01 (7 years ago)
2026-05-16 (1 month ago)
29 Nov, 2010
2020-04-20 (6 years ago)
2012-04-02 (14 years ago)
Last Update here
2015-08-29 (10 years ago)
2019-03-04 (7 years ago)
2026-05-16 (1 month ago)
2010-11-29 (15 years ago)
2020-04-20 (6 years ago)
2012-07-16 (13 years ago)
Author
Radomir Dopieralski
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
Petko Yotov (Original author: Patrick R. Michaud)
Stas Davydov
Wikka Development Team
Jaap Karssenberg
URL
Free and Open Source
Yes
Yes
Yes
Yes
Yes
Yes
License
GPL v2
Ruby's
GPL2+
LGPL
GPL
GPL
Programming Language
Python
Ruby on Rails
PHP
PHP, XSL, JavaScript
PHP
Python
Data Storage
Files, RCS
Database
Files
Files
Database
Files, RCS
License Cost/ Fee
0
0
0
0
0
0
Development status
Mature
Mature
Mature
Beta
Mature
Mature
Intended Audience
general, education
All
Personal, Corporate, Community
Individual users (PIM/website backend), development teams (software documentation/knowledge base), organizations and companies (intranet/public website backend)
Private users, small teams
System Requirements Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Operating System
Linux, Unix, Windows, MacOSX
UNIX, Windows, MacOS X
Linux, UNIX, Windows, MacOS X, probably others
Any
any (platform-independent)
Linux, Windows, OSX
Root Access
No
No
No
No
No
No
Webserver
Standalone, WSGI, FastCGI, CGI
Thin (included), or Apache/NGinx (via Passenger)
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Apache
any server with PHP/MySQL support
None
Other Requirements
Mercurial
Ruby 2.0-2.6
none
PHP 5.2 or later, Apache mod_rewrite, iconv
mod_rewrite (optional)
Desktop environment with Gtk toolkit
Datastorage Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Text Files
Yes
No
Yes
Yes
No
Yes
MySQL
No
Yes
Plugin
No
Yes
No
PostgreSQL
No
Yes
No
No
No
No
Oracle
No
Plugin
No
No
No
No
SQLite
Optional
Yes
Plugin
No
Yes
No
BerkeleyDB
No
No
No
No
No
No
RCS
Yes
No
Plugin
No
No
Plugin
Other
Plain text files in Mercurial repository, with SQLite index
Any Rails-compatible back-end datastore can be used.
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
No
No
Text Files with index in SQLite
Security/Anti-Spam Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Page Permissions
Yes
Yes
Yes
Yes
Yes
No
ACL
No
No
Yes
Yes
Yes
No
Authentication Backends
n/a
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
No
Active Directory (patch)
File permissions
Host Blocking
No
Yes
Optional
No
Yes
No
Mail Encryption
Yes
Unknown
Optional
No
No
No
nofollow
No
Unknown
Yes
No
Yes
No
Blacklist
No
Yes
Optional
No
Yes
No
CAPTCHA
Optional
Unknown
Plugin
No
Plugin
No
Delayed Indexing
No
Unknown
Optional
No
No
No
Development/Support Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
# of Consultants
Preconfigured Hosting
No
No
Yes
No
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#wiki at freenode.net
Stars on GitHub
N/A
506 ⭐
N/A
N/A
42 ⭐
N/A
Common Features Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Preview
Yes
No
Yes
No
Yes
No
Minor Changes
Yes
Yes
Yes
Yes
No
No
Change Summary
Yes
No
Yes
No
Yes
No
Page History
Yes
Yes
Yes
Yes
Yes
Plugin
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
To current
Between all
Between all
Sitemap
Yes
Yes
Yes
No
Yes
Yes
Plugin System
No
No
Yes
Yes
Yes
Yes
Special Features Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Unicode Support
Yes
Yes
Yes
Yes
Yes
Yes
Right-to-Left Support
Optional
Yes
Optional
Yes
Yes
Yes
Interface Languages
15
Arabic, Czech, Danish, German, Greek, English, Spanish, Estonian, Finnish, French, Hungarian, Japanese, Polish, Russian, Swedish
1
English
38
Arabic, Bulgarian, Breton, Catalan, Czech, Danish, German, Greek, English, Esperanto, Spanish, Persian, Finnish, French, Hungarian, Indonesian, Italian, Japanese, Lithuanian, Latvian, Lettish, Macedonian, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Slovak, Slovenian, Albanian, Swedish, Tamil, Turkish, Ukrainian, Vietnamese, Chinese, Chinese Traditional
2
English, Russian
0
27
Catalan, Czech, Danish, German, Greek, English, Spanish, Estonian, French, Galician, Hebrew, Hungarian, Italian, Japanese, Dutch, Polish, Portuguese, Romanian, Russian, Slovak, Slovenian, Serbian, Swedish, Turkish, Ukrainian, Chinese, Chinese Traditional
Email notification
No
No
Optional
No
Patch
No
Comments
No
No
Discussion Pages
No
Threaded
No
Categories
Yes
Yes
Yes
No
Yes
Plugin
Namespaces
Optional
No
Yes
No
No
Yes
Conflict Handling
Conflict Resolution
Page Locking
Conflict Resolution
Conflict Resolution
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Yes
Unknown
Yes
Unknown
Search
Full Text
Full Text
Full Text
Not available
Full Text
Full Text
Wiki Farming
Optional
Yes
Yes
No
No
Yes
Structured Data
No
No
Yes
Plugin
Plugin
No
Links Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
CamelCase
Optional
Optional
Optional
No
Yes
Yes
Freelinks
Yes
Yes
Yes
Yes
Patch
Yes
Backlinks
Yes
Yes
Yes
No
Yes
Yes
InterWiki
No
Yes
Yes
No
Yes
Yes
SisterWiki
No
No
Plugin
No
No
No
Image Links
Yes
Yes
Yes
No
Yes
Yes
Windows Shares
No
No
Yes
No
No
Yes
Page Redirects
No
Yes
Yes
No
Patch
No
Syntax Features Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
HTML Tags
None
All
Plugin
All
Some
None
Math formulas
Optional
Yes
Plugin
No
Plugin
Plugin
Tables
simple
simple + complex
simple + complex
complex
simple + complex
none
CREOLE support
Yes
No
Optional
No
No
No
Markdown Support
No
Yes
Plugin
No
No
No
Textile Support
No
Yes
No
No
No
No
BBCode Support
No
No
Plugin
No
No
No
Emoticon Images
Optional
No
Plugin
No
No
No
Syntax Highlighting
Optional
Yes
Optional
No
Yes
No
Footnotes
No
Yes
Plugin
Yes
Plugin
No
Quoting
Yes
Yes
Plugin
Yes
Yes
No
Internal Comments
No
Yes
Yes
No
Yes
No
Custom styles
Yes
Yes
Yes
Plugin
Yes
No
FAQ Tags
No
No
Yes
No
No
No
Scripting
JavaScript
None
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
Plugin, JavaScript
Extensibility through drop-in plugins
None
Content Includes
No
Yes
Yes
No
Yes
No
Feed Aggregation
No
No
Plugin
No
Yes
No
Usability Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Section Editing
No
No
Plugin
Yes
No
Yes
Page Templates
No
No
Yes
Yes
Yes
Yes
Double-Click Edit
Yes
No
Plugin
Yes
Yes
Yes
Toolbar
No
No
Optional
No
Yes
Yes
WYSIWYG Editing
No
No
Plugin
No
Plugin
Yes
Access Keys
No
Yes
Yes
No
Patch
Yes
Auto Signature
No
Yes
Yes
No
Patch
No
Statistics Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Recent Changes
Yes
Yes
Yes
Yes
Yes
No
Wanted Pages
Yes
Yes
Optional
No
Yes
Yes
Orphaned Pages
Yes
Yes
Optional
No
Yes
No
Most/Least Popular
No
No
No
No
Patch
No
Recent Visitors
No
No
Plugin
No
Patch
No
Analysis
No
No
Plugin
No
Yes
No
Output Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Printer Friendly
Print CSS
Print View
Print View
No
Print CSS
Print View
Mobile Friendly
Yes
Yes
Yes
No
Unknown
No
Themes & Skins
Optional
No
Yes
Yes
Yes
Optional
RSS Feeds
No
No
Optional
Yes
Yes
No
ATOM Feeds
Yes
Yes
Optional
No
Plugin
No
Abbreviations
No
Yes
Plugin
No
Patch
No
Auto-TOC
No
Yes
Optional
No
Yes
Optional
Raw Export
Yes
Yes
Yes
No
Yes
Yes
HTML Export
No
Yes
Plugin
No
Yes
Yes
XML export
No
No
Plugin
No
Patch
No
PDF Export
No
No
Plugin
No
No
No
Office Export
Unknown
Unknown
Plugin
Unknown
No
Unknown
Media and Files Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
File Attachments
Yes
Yes
Optional
Plugin
Yes
Yes
Media Revisions
Yes
No
Optional
Plugin
No
No
Embedded Flash
No
No
Plugin
Yes
Yes
No
Embedded Video
No
Yes
Plugin
Plugin
No
No
Image Editing
No
No
Plugin
No
No
No
SVG Editing
No
Yes
Plugin
No
No
No
MindMap Editing
No
No
Plugin
No
Yes
No
Media Search
Filenames only
No
Filenames only
No
No
No
Extras Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Calendar
No
No
Plugin
No
Plugin
Yes
Image Galleries
No
No
Plugin
No
Plugin
No
Presentations
Unknown
Unknown
Plugin
Unknown
No
Unknown
Forums
No
No
Plugin
No
No
No
Blogs
No
No
Plugin
No
Plugin
Optional
Ticket System
No
No
Plugin
No
No
No
Chat
Unknown
Unknown
No
Unknown
No
Unknown
Syntax Examples Hatta Instiki PmWiki WikiCrowd WikkaWiki Zim
Internal Link
[[link]]
[[link|label]]
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
@page "Another Wiki Page"
@page[Wiki Page] "Link to Wiki Page"
@page[Wiki Page]
[[Wiki Page or URL]]
CamelCase
[[forced]]
[[forced|This is a link]]
[[forced |日本語]]
CamelCase [[foobar:subpage]] +subpage 
External Link
http://example.com
[[http://example.com]]
[[http://example.com|label]]
[[http://example.com|{{image}}]]
[another site](http://example.com)
http://....
[[http://... | link text]]
[[link text -> http://...]]
@page[http://wikimatrix.org]
@page[http://wikimatrix.org] "It's a link to WikiMatrix"
[[http://wikimatrix.org]]
http://wikkawiki.org
[[http://wikkawiki.org|Wikka Wiki]]
[[Wikipedia:WikkaWiki]]
wp?Wiki_Engine http://wikimatrix.org 
ftp://somehost/share
\\host\share\..
Headlines
= h1 =
== h2 ==
...
===== h5 =====
#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######
! Level 1
!!#anchor Level 2
!!! Level 3
@title Some Title
@subtitle Some Subtitle
@subsubtitle Some Subsubtitle
====== Level 1 ======
===== Level 2 =====
==== Level 3 ====
=== Level 4 ===
== Level 5 ==
=== Heading ===
Bold Format
**bold**
**bold**
'''bold'''
*bold*
**bold**
**bold**
Italics Format
//italic//
_italic_, *italic*
''italic''
//italic//
//italic//
//italic//
Underline Format
n/a
underlined
{: style='text-decoration:underlined'}
{+underlined+}
No
__underlined__
__underline__
Monospace Format
{{{verbatim}}}
`monospace`
@@monospace@@
No
##monospaced##
``monospace``
Strikethrough Format
n/a
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
{-strikethrough-}
No
++Strike through text++
~~strike~~
Superscript Format
n/a
<sup>superscript</sup>
'^superscript^'
^superscript^
""<sup>Superscript</sup>""
^{sup}
Subscript Format
n/a
<sub>subscript</sub>
'_subscript_'
_subscript_
""<sub>Subscript</sub>""
_{sub}
Images
{{image}}
{{image|alt}}
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
@img url
http://foo.bar/bar.jpg
{{image url="local.jpg"}}
{{image url="http://foo.bar/bar.jpg"}}
{{./image.png}}
Aligning Text
n/a
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
No
@@Center text@@
<<left floated<<
>>right floated>>
not implemented
Text Indentation
n/a
p
{: style='margin-left:3em'}

> blockquote
-> indented text
--> more indentation
-< hanging text
--< more indentation
No
(4 spaces or a ~ can replace a tab)
indented
~indented
indent with tabs
Bulleted Lists
* list
** sublist
* Item 1
** Item 1.1
* Item 2
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
@listitem Red
Green
Blue
(4 spaces or a ~ can replace a tab)

~- Item 1
~~- Item 1.1
~- Item 2
* List item
* sub items
* with indent
Numbered Lists
n/a
1. Item 1
1. Item 1.1
2. Item 2
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
No
(4 spaces or a ~ can replace a tab)

~1) Item 1
~~1) Item 1.1
~1) Item 2

(more options for lists are available)
1. List item
a. with sub items
b. ...
Definition Lists
n/a
term
: definition
: term : definition
No
""<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>""
not implemented
Horizontal Rule
----
***
----
No
----
not implemented
remove Hatta remove Instiki remove PmWiki remove WikiCrowd remove WikkaWiki remove Zim