PmWiki vs. EditMe vs. TWiki vs. WackoWiki

General Features PmWiki EditMe TWiki WackoWiki
Version
2.5.8
N/A
TWiki-6.1.0
6.2.1
Last Release Date
2026-03-09 (9 days ago)
N/A
2018-07-16 (7 years ago)
2026-03-03 (15 days ago)
Last Update here
2026-03-09 (9 days ago)
2010-07-12 (15 years ago)
2019-07-19 (6 years ago)
2026-03-03 (15 days ago)
Author
Petko Yotov (Original author: Patrick R. Michaud)
EditMe, LLC
Peter Thoeny, TWiki community
WackoWiki Team
URL
Free and Open Source
Yes
N/A
Yes
Yes
License
GPL2+
N/A
GPL
BSD
Programming Language
PHP
N/A
Perl, JavaScript
PHP
Data Storage
Files
N/A
Files, RCS
Database
License Cost/ Fee
0
From $4.95/mo
N/A
0
Development status
Mature
N/A
Mature
Mature
Intended Audience
All
Teams, Groups, Companies, Individuals
Large enterprise; small to medium businesses
Advanced End Users, Developers, End Users/Desktop
Hosting Features PmWiki EditMe TWiki WackoWiki
Storage Quota
N/A
25MB to 4GB
N/A
N/A
Bandwidth Quota
N/A
1GB to 25GB
N/A
N/A
Other Limits
N/A
None
N/A
N/A
Topic Restrictions
N/A
None
N/A
N/A
Corporate Branding
N/A
Yes
N/A
N/A
Own Domain
N/A
Yes
N/A
N/A
Ads allowed
N/A
Yes
N/A
N/A
System Requirements PmWiki EditMe TWiki WackoWiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
N/A
Linux, Windows, OS-X and other
OS Independent
Root Access
No
N/A
No
No
Webserver
Apache, IIS, anything with PHP support. Can also be run with PHP's built-in webserver.
N/A
Almost any webserver, typically Apache and Ngnix
run with the appserver/webserver of your choice
Other Requirements
none
N/A
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
mod_rewrite (optional)
Datastorage PmWiki EditMe TWiki WackoWiki
Text Files
Yes
N/A
Yes
No
MySQL
Plugin
N/A
No
Yes
PostgreSQL
No
N/A
No
No
Oracle
No
N/A
No
No
SQLite
Plugin
N/A
No
Yes
BerkeleyDB
No
N/A
No
No
RCS
Plugin
N/A
Yes
No
Other
Compressed, XML and/or ephemeral files (modules). Can provide custom data backends.
N/A
RcsLite Perl library for version control without external RCS; backend API for other storage
MariaDB
Security/Anti-Spam PmWiki EditMe TWiki WackoWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
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
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
LDAP (patch), ActiveDirectory
Host Blocking
Optional
No
Plugin
Optional
Mail Encryption
Optional
No
Yes
Optional
nofollow
Yes
Optional
Plugin
Optional
Blacklist
Optional
No
Plugin
Yes
CAPTCHA
Plugin
Yes
Plugin
Yes
Delayed Indexing
Optional
No
Plugin
No
Development/Support PmWiki EditMe TWiki WackoWiki
# of Consultants
Preconfigured Hosting
Yes
N/A
Yes
Yes
Code Repository
N/A
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
N/A
N/A
56 ⭐
Common Features PmWiki EditMe TWiki WackoWiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
Yes
Yes
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Yes
Yes
Yes
Yes
Plugin System
Yes
Yes
Yes
Yes
Special Features PmWiki EditMe TWiki WackoWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Optional
Yes
No
Yes
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
1
English
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
30
Arabic, Bulgarian, Czech, Danish, German, Greek, English, Spanish, Estonian, Persian, Finnish, French, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Romanian, Russian, Swedish, Tamil, Ukrainian, Chinese, Chinese Traditional
Email notification
Optional
Yes
Yes
Yes
Comments
Discussion Pages
Flat
Threaded
Flat
Categories
Yes
Yes
Yes
Yes
Namespaces
Yes
No
Yes
Yes
Conflict Handling
Conflict Resolution
Conflict Resolution
Conflict Resolution
Page Locking
Concurrent Editing
Yes
Unknown
Unknown
No
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
N/A
Optional
Patch
Structured Data
Yes
Yes
Yes
Plugin
Links PmWiki EditMe TWiki WackoWiki
CamelCase
Optional
Optional
Yes
Optional
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
No
Yes
Yes
InterWiki
Yes
No
Yes
Yes
SisterWiki
Plugin
No
Plugin
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
Yes
Plugin
Yes
Page Redirects
Yes
Yes
Plugin
Yes
Syntax Features PmWiki EditMe TWiki WackoWiki
HTML Tags
Plugin
All
All
All
Math formulas
Plugin
No
Plugin
Plugin
Tables
simple + complex
complex
simple + complex
simple + complex
CREOLE support
Optional
No
No
No
Markdown Support
Plugin
No
No
No
Textile Support
No
No
Plugin
No
BBCode Support
Plugin
No
No
Patch
Emoticon Images
Plugin
Yes
Yes
Yes
Syntax Highlighting
Optional
No
Plugin
Yes
Footnotes
Plugin
No
Plugin
Yes
Quoting
Plugin
No
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
No
Yes
No
Scripting
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
JavaScript
TWiki Markup Language, TWiki variables, JavaScript, extensive API
actions (PHP)
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Plugin
No
Yes
Yes
Usability PmWiki EditMe TWiki WackoWiki
Section Editing
Plugin
No
Plugin
Yes
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
Plugin
Yes
Plugin
Yes
Toolbar
Optional
Yes
Plugin
Yes
WYSIWYG Editing
Plugin
Yes
Yes
Plugin
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
Yes
No
Yes
Yes
Statistics PmWiki EditMe TWiki WackoWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Optional
No
No
Yes
Orphaned Pages
Optional
No
Plugin
Yes
Most/Least Popular
No
Yes
Yes
Yes
Recent Visitors
Plugin
Yes
Plugin
Yes
Analysis
Plugin
Yes
Yes
Plugin
Output PmWiki EditMe TWiki WackoWiki
Printer Friendly
Print View
Print CSS
Print View
Print View
Mobile Friendly
Yes
Optional
Plugin
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Optional
Yes
Yes
Yes
ATOM Feeds
Optional
No
Yes
No
Abbreviations
Plugin
No
Plugin
Patch
Auto-TOC
Optional
No
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Plugin
Yes
Yes
Yes
XML export
Plugin
Yes
Plugin
Yes
PDF Export
Plugin
No
Plugin
Patch
Office Export
Plugin
Unknown
Unknown
Patch
Media and Files PmWiki EditMe TWiki WackoWiki
File Attachments
Optional
Yes
Yes
Yes
Media Revisions
Optional
Yes
Yes
No
Embedded Flash
Plugin
Yes
Plugin
Yes
Embedded Video
Plugin
Yes
Plugin
Yes
Image Editing
Plugin
No
Plugin
No
SVG Editing
Plugin
No
Plugin
No
MindMap Editing
Plugin
No
Plugin
Plugin
Media Search
Filenames only
Contents
Contents
Contents
Extras PmWiki EditMe TWiki WackoWiki
Calendar
Plugin
Plugin
Plugin
Plugin
Image Galleries
Plugin
Plugin
Plugin
Plugin
Presentations
Plugin
Unknown
Unknown
Plugin
Forums
Plugin
Yes
Plugin
Optional
Blogs
Plugin
Yes
Plugin
Optional
Ticket System
Plugin
No
Plugin
No
Chat
No
Unknown
Unknown
Patch
Syntax Examples PmWiki EditMe TWiki WackoWiki
Internal Link
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
[[PageName]], or Use WYSIWYG editor
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
http://....
[[http://... | link text]]
[[link text -> http://...]]
[[http://... Link Text]], or Use WYSIWYG editor
http://twiki.org/ autolink
[[http://twiki.org/][label]]
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
! Level 1
!!#anchor Level 2
!!! Level 3
Use WYSIWYG editor
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
'''bold'''
Use WYSIWYG editor, Ctl-B
*bold*
**bold**
Italics Format
''italic''
Use WYSIWYG editor, Ctl-I
_italic_
//italics//
Underline Format
{+underlined+}
Use WYSIWYG editor, Ctl-U
<u>underline</u>
__underline__
Monospace Format
@@monospace@@
Use WYSIWYG editor
=monospaced text= and
<verbatim>
multi line text
</verbatim>
##monospace##
Strikethrough Format
{-strikethrough-}
Use WYSIWYG editor
<strike>strikethrough</strike>
--strikethrough--
Superscript Format
'^superscript^'
Use WYSIWYG editor
<sup>superscript</sup>
^^superscript^^
Subscript Format
'_subscript_'
Use WYSIWYG editor
<sub>subscript</sub>
,,subscript,,
Images
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
[[ImageName]] or Use WYSIWYG editor
%ATTACHURL%/image.png
http://any.domain/image.png
((image.png))
file:image.png
https://example.com/image.png
Aligning Text
%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame
Use WYSIWYG editor
| left |   center   |   right |
or HTML
or CSS
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
-> indented text
--> more indentation
-< hanging text
--< more indentation
Use WYSIWYG editor
<blockquote>
multi line text
</blockquote>
one
two
Bulleted Lists
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
Use WYSIWYG editor
* Item 1
* Item 1.1
* Item 2
*one
**One-two
*two
*three
Numbered Lists
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
Use WYSIWYG editor
1. Item 1
a. Item 1.a
1. Item 2
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


Definition Lists
: term : definition
Use WYSIWYG editor
$ Term: Definition
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
Horizontal Rule
----
Use WYSIWYG editor
---
----
remove PmWiki remove EditMe remove TWiki remove WackoWiki