PmWiki vs. Hatta vs. alphawiki vs. ProWiki

General Features PmWiki Hatta alphawiki ProWiki
Version
2.6.0
1.6.6
v.20160608
2.0.045
Last Release Date
2026-05-16 (29 days ago)
2015-08-29 (10 years ago)
2016-08-06 (9 years ago)
2006-10-14 (19 years ago)
Last Update here
2026-05-16 (29 days ago)
2015-08-29 (10 years ago)
2016-09-10 (9 years ago)
2009-11-28 (16 years ago)
Author
Petko Yotov (Original author: Patrick R. Michaud)
Radomir Dopieralski
marty alain
Helmut Leitner
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL2+
GPL v2
GNU-GPL
GPL
Programming Language
PHP
Python
PHP+Javascript
Perl
Data Storage
Files
Files, RCS
Files
Files
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
All
private users, small teams
individual Wiki projects, everybody who needs more than a single wiki for a single purpose
System Requirements PmWiki Hatta alphawiki ProWiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
Linux, Unix, Windows, MacOSX
probably every OS
Unix / Linux
Root Access
No
No
Yes
No
Webserver
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Standalone, WSGI, FastCGI, CGI
Apache with PHP support
Apache (probably anything supporting CGI)
Other Requirements
none
Mercurial
none
Datastorage PmWiki Hatta alphawiki ProWiki
Text Files
Yes
Yes
Yes
Yes
MySQL
Plugin
No
No
No
PostgreSQL
No
No
No
No
Oracle
No
No
No
No
SQLite
Plugin
Optional
No
No
BerkeleyDB
No
No
No
No
RCS
Plugin
Yes
No
Yes
Other
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
Plain text files in Mercurial repository, with SQLite index
None
Security/Anti-Spam PmWiki Hatta alphawiki ProWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
No
Yes
Yes
Authentication Backends
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
n/a
No
Host Blocking
Optional
No
No
Yes
Mail Encryption
Optional
Yes
No
No
nofollow
Yes
No
No
Yes
Blacklist
Optional
No
No
Yes
CAPTCHA
Plugin
Optional
No
No
Delayed Indexing
Optional
No
No
No
Development/Support PmWiki Hatta alphawiki ProWiki
# of Consultants
Preconfigured Hosting
Yes
No
No
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#wiki at freenode.net
Stars on GitHub
N/A
N/A
N/A
N/A
Common Features PmWiki Hatta alphawiki ProWiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
No
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
No
Between all
Sitemap
Yes
Yes
Yes
Yes
Plugin System
Yes
No
Yes
No
Special Features PmWiki Hatta alphawiki ProWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Optional
Optional
Unknown
No
Interface Languages
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
15
Arabic, Czech, Danish, German, Greek, English, Spanish, Estonian, Finnish, French, Hungarian, Japanese, Polish, Russian, Swedish
1
English
8
German, English, Spanish, French, Hungarian, Italian, Japanese, Russian
Email notification
Optional
No
No
Yes
Comments
Discussion Pages
No
Discussion Pages
No
Categories
Yes
Yes
Unknown
Yes
Namespaces
Yes
Optional
Optional
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Conflict Resolution
Conflict Resolution
Concurrent Editing
Yes
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Optional
No
Yes
Structured Data
Yes
No
Unknown
No
Links PmWiki Hatta alphawiki ProWiki
CamelCase
Optional
Optional
No
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
No
Yes
InterWiki
Yes
No
No
Yes
SisterWiki
Plugin
No
No
Yes
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
No
No
No
Page Redirects
Yes
No
No
Yes
Syntax Features PmWiki Hatta alphawiki ProWiki
HTML Tags
Plugin
None
Optional
Some
Math formulas
Plugin
Optional
Yes
Yes
Tables
simple + complex
simple
simple + complex
simple + complex
CREOLE support
Optional
Yes
No
No
Markdown Support
Plugin
No
No
No
Textile Support
No
No
No
No
BBCode Support
Plugin
No
No
No
Emoticon Images
Plugin
Optional
No
Yes
Syntax Highlighting
Optional
Optional
No
No
Footnotes
Plugin
No
Yes
Yes
Quoting
Plugin
Yes
No
Yes
Internal Comments
Yes
No
Yes
No
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
No
Unknown
No
Scripting
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
JavaScript
lambdatalk, lambdalisp,javascript
Content Includes
Yes
No
Yes
Yes
Feed Aggregation
Plugin
No
No
No
Usability PmWiki Hatta alphawiki ProWiki
Section Editing
Plugin
No
Optional
Yes
Page Templates
Yes
No
Yes
Yes
Double-Click Edit
Plugin
Yes
No
No
Toolbar
Optional
No
No
No
WYSIWYG Editing
Plugin
No
Yes
No
Access Keys
Yes
No
Optional
No
Auto Signature
Yes
No
Optional
Yes
Statistics PmWiki Hatta alphawiki ProWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Optional
Yes
No
Yes
Orphaned Pages
Optional
Yes
No
Yes
Most/Least Popular
No
No
No
Yes
Recent Visitors
Plugin
No
Yes
No
Analysis
Plugin
No
No
Yes
Output PmWiki Hatta alphawiki ProWiki
Printer Friendly
Print View
Print CSS
Print CSS
Print View
Mobile Friendly
Yes
Yes
Yes
Yes
Themes & Skins
Yes
Optional
Yes
Optional
RSS Feeds
Optional
No
No
Yes
ATOM Feeds
Optional
Yes
No
No
Abbreviations
Plugin
No
Optional
Yes
Auto-TOC
Optional
No
Yes
No
Raw Export
Yes
Yes
Optional
Yes
HTML Export
Plugin
No
Optional
Yes
XML export
Plugin
No
No
No
PDF Export
Plugin
No
No
No
Office Export
Plugin
Unknown
Unknown
Unknown
Media and Files PmWiki Hatta alphawiki ProWiki
File Attachments
Optional
Yes
Yes
Yes
Media Revisions
Optional
Yes
No
No
Embedded Flash
Plugin
No
Yes
Yes
Embedded Video
Plugin
No
Yes
Yes
Image Editing
Plugin
No
No
No
SVG Editing
Plugin
No
Yes
Yes
MindMap Editing
Plugin
No
No
No
Media Search
Filenames only
Filenames only
No
No
Extras PmWiki Hatta alphawiki ProWiki
Calendar
Plugin
No
Optional
Yes
Image Galleries
Plugin
No
Yes
No
Presentations
Plugin
Unknown
Unknown
Unknown
Forums
Plugin
No
Yes
No
Blogs
Plugin
No
Optional
Yes
Ticket System
Plugin
No
No
No
Chat
No
Unknown
Unknown
Unknown
Syntax Examples PmWiki Hatta alphawiki ProWiki
Internal Link
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
[[link]]
[[link|label]]
1) standard syntax :
{a {@ href="?view=pixar"}pixar}
2) alternate wiki form :
[[pixar]]
CamelCase
Wordlinking
{{free link}}
[page labelforlink]
External Link
http://....
[[http://... | link text]]
[[link text -> http://...]]
http://example.com
[[http://example.com]]
[[http://example.com|label]]
[[http://example.com|{{image}}]]
1) standard syntax :
{a {@ href="http://www.pixar.com/"}pixar}
2) alternate wiki form :
[[pixar|http://www.pixar.com/]]
http://example.org
InterWiki:page
[some:link labelforlink]
Headlines
! Level 1
!!#anchor Level 2
!!! Level 3
= h1 =
== h2 ==
...
===== h5 =====
1) standard syntax :
{h1 TITLE} from 1 to 6
2) alternate form :
_h1 TITLE (until end of line)
= Headline 1 =
== Headline 2 =
=== Headline 3 =
==== Headline 4 =
===== Headline 5 =
====== Headline 6 =
Bold Format
'''bold'''
**bold**
{b I am bold}
'''bold'''
Italics Format
''italic''
//italic//
{i I am italic}
''italic''
Underline Format
{+underlined+}
n/a
{u I am underline}
<u>underlined</u>
Monospace Format
@@monospace@@
{{{verbatim}}}
{pre I am monospace and preformated}
<tt>monospace</tt>
Strikethrough Format
{-strikethrough-}
n/a
{del I am line-through}
[[strike]strikethrough text]
Superscript Format
'^superscript^'
n/a
E = mc{sup 2}
<sup>text</sup>
Subscript Format
'_subscript_'
n/a
Vector low indiced : V{sub i} 
Vector high indiced: V{sup i}
Tensor : T{sub i}{sup j}
<sub>text</sub>
Images
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
{{image}}
{{image|alt}}
1) static image, simple :
{img {@ src="data/image.jpg"}}

2) static image, complete :
{img 
{@ src="data/image.jpg"  
height="200"
title="infotext"
}}

3) click_enlarging image :
{show 
{@ src="data/image.jpg"
height="200" 
width="400" 
title="infotext"
}}
http://example.org/file.jpg
Upload:file.gif
[[Image]...options...]
Aligning Text
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
n/a
{center I am centered}
only as part of tables or citations
[align:left|center|right]
Text Indentation
-> indented text
--> more indentation
-< hanging text
--< more indentation
n/a
{p I am an indented paragraph.}
: indented line
:: indented line
Bulleted Lists
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
* list
** sublist
1) standard :
{ul
{li item 1}
{li item 2}
}

2) alternative :
_ul item 1
_ul item 2
* bulleted list
** bulleted list
Numbered Lists
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
n/a
1) standard :
{ol
{li item 1}
{li item 2}
}

2) alternative :
_ol item 1
_ol item 2
# numbered list
## numbered list
Definition Lists
: term : definition
n/a
{dl
{dt one} 
{dd definition 1}
{dt two} 
{dd definition 2}
}
; term: definition
Horizontal Rule
----
----
{hr}
----
remove PmWiki remove Hatta remove alphawiki remove ProWiki