PmWiki vs. Hatta vs. alphawiki

General Features PmWiki Hatta alphawiki
Version
2.6.0
1.6.6
v.20160608
Last Release Date
2026-05-16 (30 days ago)
2015-08-29 (10 years ago)
2016-08-06 (9 years ago)
Last Update here
2026-05-16 (30 days ago)
2015-08-29 (10 years ago)
2016-09-10 (9 years ago)
Author
Petko Yotov (Original author: Patrick R. Michaud)
Radomir Dopieralski
marty alain
URL
Free and Open Source
Yes
Yes
Yes
License
GPL2+
GPL v2
GNU-GPL
Programming Language
PHP
Python
PHP+Javascript
Data Storage
Files
Files, RCS
Files
License Cost/ Fee
0
0
0
Development status
Mature
Mature
Mature
Intended Audience
All
private users, small teams
System Requirements PmWiki Hatta alphawiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
Linux, Unix, Windows, MacOSX
probably every OS
Root Access
No
No
Yes
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
Other Requirements
none
Mercurial
Datastorage PmWiki Hatta alphawiki
Text Files
Yes
Yes
Yes
MySQL
Plugin
No
No
PostgreSQL
No
No
No
Oracle
No
No
No
SQLite
Plugin
Optional
No
BerkeleyDB
No
No
No
RCS
Plugin
Yes
No
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
Page Permissions
Yes
Yes
Yes
ACL
Yes
No
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
Mail Encryption
Optional
Yes
No
nofollow
Yes
No
No
Blacklist
Optional
No
No
CAPTCHA
Plugin
Optional
No
Delayed Indexing
Optional
No
No
Development/Support PmWiki Hatta alphawiki
# of Consultants
Preconfigured Hosting
Yes
No
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#wiki at freenode.net
Stars on GitHub
N/A
N/A
N/A
Common Features PmWiki Hatta alphawiki
Preview
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Change Summary
Yes
Yes
No
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
No
Sitemap
Yes
Yes
Yes
Plugin System
Yes
No
Yes
Special Features PmWiki Hatta alphawiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
Optional
Optional
Unknown
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
Email notification
Optional
No
No
Comments
Discussion Pages
No
Discussion Pages
Categories
Yes
Yes
Unknown
Namespaces
Yes
Optional
Optional
Conflict Handling
Conflict Resolution
Conflict Resolution
Conflict Resolution
Concurrent Editing
Yes
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Wiki Farming
Yes
Optional
No
Structured Data
Yes
No
Unknown
Links PmWiki Hatta alphawiki
CamelCase
Optional
Optional
No
Freelinks
Yes
Yes
Yes
Backlinks
Yes
Yes
No
InterWiki
Yes
No
No
SisterWiki
Plugin
No
No
Image Links
Yes
Yes
Yes
Windows Shares
Yes
No
No
Page Redirects
Yes
No
No
Syntax Features PmWiki Hatta alphawiki
HTML Tags
Plugin
None
Optional
Math formulas
Plugin
Optional
Yes
Tables
simple + complex
simple
simple + complex
CREOLE support
Optional
Yes
No
Markdown Support
Plugin
No
No
Textile Support
No
No
No
BBCode Support
Plugin
No
No
Emoticon Images
Plugin
Optional
No
Syntax Highlighting
Optional
Optional
No
Footnotes
Plugin
No
Yes
Quoting
Plugin
Yes
No
Internal Comments
Yes
No
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
No
Unknown
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
Feed Aggregation
Plugin
No
No
Usability PmWiki Hatta alphawiki
Section Editing
Plugin
No
Optional
Page Templates
Yes
No
Yes
Double-Click Edit
Plugin
Yes
No
Toolbar
Optional
No
No
WYSIWYG Editing
Plugin
No
Yes
Access Keys
Yes
No
Optional
Auto Signature
Yes
No
Optional
Statistics PmWiki Hatta alphawiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
Optional
Yes
No
Orphaned Pages
Optional
Yes
No
Most/Least Popular
No
No
No
Recent Visitors
Plugin
No
Yes
Analysis
Plugin
No
No
Output PmWiki Hatta alphawiki
Printer Friendly
Print View
Print CSS
Print CSS
Mobile Friendly
Yes
Yes
Yes
Themes & Skins
Yes
Optional
Yes
RSS Feeds
Optional
No
No
ATOM Feeds
Optional
Yes
No
Abbreviations
Plugin
No
Optional
Auto-TOC
Optional
No
Yes
Raw Export
Yes
Yes
Optional
HTML Export
Plugin
No
Optional
XML export
Plugin
No
No
PDF Export
Plugin
No
No
Office Export
Plugin
Unknown
Unknown
Media and Files PmWiki Hatta alphawiki
File Attachments
Optional
Yes
Yes
Media Revisions
Optional
Yes
No
Embedded Flash
Plugin
No
Yes
Embedded Video
Plugin
No
Yes
Image Editing
Plugin
No
No
SVG Editing
Plugin
No
Yes
MindMap Editing
Plugin
No
No
Media Search
Filenames only
Filenames only
No
Extras PmWiki Hatta alphawiki
Calendar
Plugin
No
Optional
Image Galleries
Plugin
No
Yes
Presentations
Plugin
Unknown
Unknown
Forums
Plugin
No
Yes
Blogs
Plugin
No
Optional
Ticket System
Plugin
No
No
Chat
No
Unknown
Unknown
Syntax Examples PmWiki Hatta alphawiki
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]]
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/]]
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)
Bold Format
'''bold'''
**bold**
{b I am bold}
Italics Format
''italic''
//italic//
{i I am italic}
Underline Format
{+underlined+}
n/a
{u I am underline}
Monospace Format
@@monospace@@
{{{verbatim}}}
{pre I am monospace and preformated}
Strikethrough Format
{-strikethrough-}
n/a
{del I am line-through}
Superscript Format
'^superscript^'
n/a
E = mc{sup 2}
Subscript Format
'_subscript_'
n/a
Vector low indiced : V{sub i} 
Vector high indiced: V{sup i}
Tensor : T{sub i}{sup j}
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"
}}
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}
Text Indentation
-> indented text
--> more indentation
-< hanging text
--< more indentation
n/a
{p I am an indented paragraph.}
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
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
Definition Lists
: term : definition
n/a
{dl
{dt one} 
{dd definition 1}
{dt two} 
{dd definition 2}
}
Horizontal Rule
----
----
{hr}
remove PmWiki remove Hatta remove alphawiki