TWiki vs. Zwiki vs. PmWiki

General Features TWiki Zwiki PmWiki
Version
TWiki-6.1.0
0.61
2.6.0
Last Release Date
2018-07-16 (7 years ago)
2008-10-28 (17 years ago)
2026-05-16 (24 days ago)
Last Update here
2019-07-19 (6 years ago)
2008-10-30 (17 years ago)
2026-05-16 (24 days ago)
Author
Peter Thoeny, TWiki community
Simon Michael & the Zwiki dev team
Petko Yotov (Original author: Patrick R. Michaud)
URL
Free and Open Source
Yes
Yes
Yes
License
GPL
GPLv2
GPL2+
Programming Language
Perl, JavaScript
Python
PHP
Data Storage
Files, RCS
Database
Files
License Cost/ Fee
N/A
0
0
Development status
Mature
Mature
Mature
Intended Audience
Large enterprise; small to medium businesses
anyone able to install or get access to a zope server
All
System Requirements TWiki Zwiki PmWiki
Operating System
Linux, Windows, OS-X and other
any
Linux, UNIX, Windows, MacOS X, probably others
Root Access
No
No
No
Webserver
Almost any webserver, typically Apache and Ngnix
Zope
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
Other Requirements
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
none
Datastorage TWiki Zwiki PmWiki
Text Files
Yes
Plugin
Yes
MySQL
No
Plugin
Plugin
PostgreSQL
No
Plugin
No
Oracle
No
Plugin
No
SQLite
No
Unknown
Plugin
BerkeleyDB
No
Unknown
No
RCS
Yes
Unknown
Plugin
Other
RcsLite Perl library for version control without external RCS; backend API for other storage
ZODB (zope object database)
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
Security/Anti-Spam TWiki Zwiki PmWiki
Page Permissions
Yes
Yes
Yes
ACL
Yes
Yes
Yes
Authentication Backends
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
any supported by Zope authentication plugins
Internal: per page, per group, per user, per user group. External: .htpasswd, LDAP, Active Directory. Plugins: Mailman, forums w/MySQL, oAuth, custom possible.
Host Blocking
Plugin
Patch
Optional
Mail Encryption
Yes
Yes
Optional
nofollow
Plugin
Unknown
Yes
Blacklist
Plugin
Yes
Optional
CAPTCHA
Plugin
No
Plugin
Delayed Indexing
Plugin
Patch
Optional
Development/Support TWiki Zwiki PmWiki
# of Consultants
Preconfigured Hosting
Yes
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 TWiki Zwiki PmWiki
Preview
Yes
Yes
Yes
Minor Changes
Yes
No
Yes
Change Summary
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Plugin System
Yes
Yes
Yes
Special Features TWiki Zwiki PmWiki
Unicode Support
Yes
Yes
Yes
Right-to-Left Support
No
Optional
Optional
Interface Languages
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
0
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
Email notification
Yes
Yes
Optional
Comments
Threaded
Flat
Discussion Pages
Categories
Yes
No
Yes
Namespaces
Yes
No
Yes
Conflict Handling
Conflict Resolution
Conflict Detection
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Yes
Search
Full Text
Full Text
Full Text
Wiki Farming
Optional
Unknown
Yes
Structured Data
Yes
Unknown
Yes
Links TWiki Zwiki PmWiki
CamelCase
Yes
Optional
Optional
Freelinks
Yes
Optional
Yes
Backlinks
Yes
Yes
Yes
InterWiki
Yes
Yes
Yes
SisterWiki
Plugin
No
Plugin
Image Links
Yes
Yes
Yes
Windows Shares
Plugin
Unknown
Yes
Page Redirects
Plugin
Unknown
Yes
Syntax Features TWiki Zwiki PmWiki
HTML Tags
All
Optional
Plugin
Math formulas
Plugin
Plugin
Plugin
Tables
simple + complex
simple + complex
simple + complex
CREOLE support
No
No
Optional
Markdown Support
No
No
Plugin
Textile Support
Plugin
No
No
BBCode Support
No
No
Plugin
Emoticon Images
Yes
Patch
Plugin
Syntax Highlighting
Plugin
No
Optional
Footnotes
Plugin
Yes
Plugin
Quoting
Yes
Yes
Plugin
Internal Comments
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
FAQ Tags
Yes
Optional
Yes
Scripting
TWiki Markup Language, TWiki variables, JavaScript, extensive API
DTML
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
Content Includes
Yes
Yes
Yes
Feed Aggregation
Yes
Plugin
Plugin
Usability TWiki Zwiki PmWiki
Section Editing
Plugin
No
Plugin
Page Templates
Yes
No
Yes
Double-Click Edit
Plugin
Patch
Plugin
Toolbar
Plugin
No
Optional
WYSIWYG Editing
Yes
Plugin
Plugin
Access Keys
Yes
Yes
Yes
Auto Signature
Yes
Yes
Yes
Statistics TWiki Zwiki PmWiki
Recent Changes
Yes
Yes
Yes
Wanted Pages
No
No
Optional
Orphaned Pages
Plugin
Optional
Optional
Most/Least Popular
Yes
Optional
No
Recent Visitors
Plugin
Plugin
Plugin
Analysis
Yes
No
Plugin
Output TWiki Zwiki PmWiki
Printer Friendly
Print View
Print View
Print View
Mobile Friendly
Plugin
Unknown
Yes
Themes & Skins
Yes
Yes
Yes
RSS Feeds
Yes
Yes
Optional
ATOM Feeds
Yes
No
Optional
Abbreviations
Plugin
Unknown
Plugin
Auto-TOC
Yes
Plugin
Optional
Raw Export
Yes
Yes
Yes
HTML Export
Yes
Yes
Plugin
XML export
Plugin
Yes
Plugin
PDF Export
Plugin
Patch
Plugin
Office Export
Unknown
Unknown
Plugin
Media and Files TWiki Zwiki PmWiki
File Attachments
Yes
Yes
Optional
Media Revisions
Yes
No
Optional
Embedded Flash
Plugin
Yes
Plugin
Embedded Video
Plugin
Yes
Plugin
Image Editing
Plugin
No
Plugin
SVG Editing
Plugin
No
Plugin
MindMap Editing
Plugin
No
Plugin
Media Search
Contents
Filenames only
Filenames only
Extras TWiki Zwiki PmWiki
Calendar
Plugin
Unknown
Plugin
Image Galleries
Plugin
Unknown
Plugin
Presentations
Unknown
Unknown
Plugin
Forums
Plugin
Unknown
Plugin
Blogs
Plugin
Unknown
Plugin
Ticket System
Plugin
Unknown
Plugin
Chat
Unknown
Unknown
No
Syntax Examples TWiki Zwiki PmWiki
Internal Link
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
WikiName
[freeform name]
[[double-bracketed]]
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
External Link
http://twiki.org/ autolink
[[http://twiki.org/][label]]
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..
http://....
[[http://... | link text]]
[[link text -> http://...]]
Headlines
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
! Level 1
!!#anchor Level 2
!!! Level 3
Bold Format
*bold*
'''bold'''
Italics Format
_italic_
''italic''
Underline Format
<u>underline</u>
{+underlined+}
Monospace Format
=monospaced text= and
<verbatim>
multi line text
</verbatim>
@@monospace@@
Strikethrough Format
<strike>strikethrough</strike>
{-strikethrough-}
Superscript Format
<sup>superscript</sup>
'^superscript^'
Subscript Format
<sub>subscript</sub>
'_subscript_'
Images
%ATTACHURL%/image.png
http://any.domain/image.png
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
Aligning Text
| left |   center   |   right |
or HTML
or CSS
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
Text Indentation
<blockquote>
multi line text
</blockquote>
-> indented text
--> more indentation
-< hanging text
--< more indentation
Bulleted Lists
* Item 1
* Item 1.1
* Item 2
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
Numbered Lists
1. Item 1
a. Item 1.a
1. Item 2
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
Definition Lists
$ Term: Definition
: term : definition
Horizontal Rule
---
----
remove TWiki remove Zwiki remove PmWiki