PmWiki vs. Foswiki vs. TiddlyWiki vs. TWiki

General Features PmWiki Foswiki TiddlyWiki TWiki
Version
2.3.33
2.1.8
5.1.21
TWiki-6.1.0
Last Release Date
2024-04-20 (28 days ago)
2023-08-05 (9 months ago)
2019-07-24 (4 years ago)
2018-07-15 (5 years ago)
Last Update here
2024-04-21 (27 days ago)
2023-10-16 (7 months ago)
2019-11-20 (4 years ago)
2019-07-19 (4 years ago)
Author
Petko Yotov (Original author: Patrick R. Michaud)
Foswiki Community
Jeremy Ruston, TiddlyWiki community
Peter Thoeny, TWiki community
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL2+
GPL
BSD
GPL
Programming Language
PHP
Perl
HTML, JavaScript
Perl, JavaScript
Data Storage
Files
Files, RCS
Files
Files, RCS
License Cost/ Fee
0
$0
0
N/A
Development status
Mature
Mature
Mature
Mature
Intended Audience
All
Enterprise, Corporate, Business, Intranets, Personal use, Community building, Educational, Intranet, Extranet
Individuals, private, small groups
Large enterprise; small to medium businesses
System Requirements PmWiki Foswiki TiddlyWiki TWiki
Operating System
Linux, UNIX, Windows, MacOS X, probably others
Linux, Windows, OS-X and others
Any
Linux, Windows, OS-X and other
Root Access
No
No
No
No
Webserver
Apache, IIS, anything with PHP support. Can also be run w/o a webserver.
Apache, Lighttpd, Nginx, or any other supporting (F)CGI
Not required (optional backends available)
Almost any webserver, typically Apache and Ngnix
Other Requirements
none
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
A common browser
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Datastorage PmWiki Foswiki TiddlyWiki TWiki
Text Files
Yes
Yes
Optional
Yes
MySQL
Plugin
No
No
No
PostgreSQL
No
No
No
No
Oracle
No
No
No
No
SQLite
Plugin
No
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.
caching of content into database using plugins
Data self contained in html file OR as individual data files
RcsLite Perl library for version control without external RCS; backend API for other storage
Security/Anti-Spam PmWiki Foswiki TiddlyWiki TWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
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.
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
optional extensions available
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
Host Blocking
Optional
Plugin
No
Plugin
Mail Encryption
Optional
Yes
No
Yes
nofollow
Yes
Yes
Unknown
Plugin
Blacklist
Optional
Plugin
No
Plugin
CAPTCHA
Plugin
Plugin
No
Plugin
Delayed Indexing
Optional
Plugin
Unknown
Plugin
Development/Support PmWiki Foswiki TiddlyWiki TWiki
# of Consultants
Preconfigured Hosting
Yes
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
N/A
97 ⭐
7039 ⭐
N/A
Common Features PmWiki Foswiki TiddlyWiki TWiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
Yes
Yes
Yes
Yes
Change Summary
Yes
Yes
Unknown
Yes
Page History
Yes
Yes
Plugin
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 Foswiki TiddlyWiki TWiki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Optional
No
Yes
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
22
Bulgarian, Czech, Danish, German, Greek, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Norwegian, Polish, Portuguese, Brazilian Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
4
German, English, French, Japanese
19
Bulgarian, Czech, Danish, German, English, Spanish, Finnish, French, Italian, Japanese, Korean, Dutch, Polish, Portuguese, Russian, Swedish, Ukrainian, Chinese, Chinese Traditional
Email notification
Optional
Yes
Unknown
Yes
Comments
Discussion Pages
Plugin
Plugin
Threaded
Categories
Yes
Plugin
Yes
Yes
Namespaces
Yes
Yes
Plugin
Yes
Conflict Handling
Conflict Resolution
Page Locking
None
Conflict Resolution
Concurrent Editing
Yes
No
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Plugin
Yes
Optional
Structured Data
Yes
Yes
Yes
Yes
Links PmWiki Foswiki TiddlyWiki TWiki
CamelCase
Optional
Yes
Yes
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Plugin
Plugin
Yes
SisterWiki
Plugin
Plugin
No
Plugin
Image Links
Yes
Yes
Yes
Yes
Windows Shares
Yes
Plugin
Yes
Plugin
Page Redirects
Yes
Plugin
Plugin
Plugin
Syntax Features PmWiki Foswiki TiddlyWiki TWiki
HTML Tags
Plugin
All
Optional
All
Math formulas
Plugin
Plugin
Yes
Plugin
Tables
simple + complex
simple + complex
complex
simple + complex
CREOLE support
Optional
Plugin
Plugin
No
Markdown Support
Plugin
Plugin
Yes
No
Textile Support
No
Plugin
No
Plugin
BBCode Support
Plugin
Plugin
No
No
Emoticon Images
Plugin
Plugin
Plugin
Yes
Syntax Highlighting
Optional
Plugin
Plugin
Plugin
Footnotes
Plugin
Plugin
Plugin
Plugin
Quoting
Plugin
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
Yes
Plugin
Yes
Scripting
MarkupExpressions (core, many add-ons). PageLists with templates (core structured data scripting). WikiSh (plugin), Data forms (optional)
JavaScript; Topic Markup Language
JavaScript
TWiki Markup Language, TWiki variables, JavaScript, extensive API
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Plugin
Plugin
Plugin
Yes
Usability PmWiki Foswiki TiddlyWiki TWiki
Section Editing
Plugin
Plugin
Yes
Plugin
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
Plugin
Plugin
Plugin
Plugin
Toolbar
Optional
Plugin
Yes
Plugin
WYSIWYG Editing
Plugin
Plugin
Plugin
Yes
Access Keys
Yes
Yes
Yes
Yes
Auto Signature
Yes
Yes
Plugin
Yes
Statistics PmWiki Foswiki TiddlyWiki TWiki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Optional
No
Yes
No
Orphaned Pages
Optional
Plugin
Yes
Plugin
Most/Least Popular
No
Yes
Plugin
Yes
Recent Visitors
Plugin
Plugin
No
Plugin
Analysis
Plugin
Yes
Plugin
Yes
Output PmWiki Foswiki TiddlyWiki TWiki
Printer Friendly
Print View
Print View
Print CSS
Print View
Mobile Friendly
Yes
Yes
Yes
Plugin
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Optional
Yes
Plugin
Yes
ATOM Feeds
Optional
Yes
Plugin
Yes
Abbreviations
Plugin
Plugin
Unknown
Plugin
Auto-TOC
Optional
Yes
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Plugin
Yes
Yes
Yes
XML export
Plugin
Plugin
Unknown
Plugin
PDF Export
Plugin
Plugin
Plugin
Plugin
Office Export
Plugin
Plugin
Unknown
Unknown
Media and Files PmWiki Foswiki TiddlyWiki TWiki
File Attachments
Optional
Yes
Plugin
Yes
Media Revisions
Optional
Yes
No
Yes
Embedded Flash
Plugin
Plugin
Plugin
Plugin
Embedded Video
Plugin
Plugin
Yes
Plugin
Image Editing
Plugin
Plugin
Yes
Plugin
SVG Editing
No
Plugin
No
Plugin
MindMap Editing
Plugin
Plugin
Plugin
Plugin
Media Search
Filenames only
Contents
No
Contents
Extras PmWiki Foswiki TiddlyWiki TWiki
Calendar
Plugin
Plugin
Plugin
Plugin
Image Galleries
Plugin
Plugin
Plugin
Plugin
Presentations
Plugin
Plugin
Plugin
Unknown
Forums
Plugin
Plugin
Plugin
Plugin
Blogs
Plugin
Plugin
Yes
Plugin
Ticket System
Plugin
Plugin
Plugin
Plugin
Chat
No
No
Unknown
Unknown
Syntax Examples PmWiki Foswiki TiddlyWiki TWiki
Internal Link
[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
WikiWord (CamelCase)
[[link]]
[[label|link]]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
External Link
http://....
[[http://... | link text]]
[[link text -> http://...]]
External Link
http://foswiki.org/ autolink
[[http://foswiki.org/][label]]
http://www.example.com
[[label|http://www.example.com]]
http://twiki.org/ autolink
[[http://twiki.org/][label]]
Headlines
! Level 1
!! Level 2
!!! Level 3
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
Bold Format
'''bold'''
*bold*
''bold''
*bold*
Italics Format
''italic''
_italic_
//italic//
_italic_
Underline Format
{+underlined+}
<u>underline</u>
__underline__
<u>underline</u>
Monospace Format
@@monospace@@
=monospaced text= and
<verbatim>
multi line text
</verbatim>
{{{monospaced}}}
=monospaced text= and
<verbatim>
multi line text
</verbatim>
Strikethrough Format
{-strikethrough-}
<strike>strikethrough</strike>
--strikethrough--
<strike>strikethrough</strike>
Superscript Format
'^superscript^'
<sup>superscript</sup>
^^superscript^^
<sup>superscript</sup>
Subscript Format
'_subscript_'
<sub>subscript</sub>
~~subscript~~
<sub>subscript</sub>
Images
https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption
%ATTACHURL%/image.png
http://any.domain/image.png
%IMAGE{"image.png"}%
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
%ATTACHURL%/image.png
http://any.domain/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
| left |   center   |   right |
or HTML
or CSS
using custom classes, e.g.
{{right{
text
}}}
| left |   center   |   right |
or HTML
or CSS
Text Indentation
-> indented text
--> more indentation
-< hanging text
--< more indentation
<blockquote>
multi line text
</blockquote>
:indent

> quote

<<<
blockquote
<<<
<blockquote>
multi line text
</blockquote>
Bulleted Lists
* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2
* Item 1
* Item 1.1
* Item 2
* Item 1
** Item 1.1
* Item 2
* Item 1
* Item 1.1
* Item 2
Numbered Lists
# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2
1. Item 1
a. Item 1.a
1. Item 2
# Item 1
## Item 1.1
# Item 2
1. Item 1
a. Item 1.a
1. Item 2
Definition Lists
: term : definition
$ Term: Definition
; term
: description
$ Term: Definition
Horizontal Rule
----
---
----
---
remove PmWiki remove Foswiki remove TiddlyWiki remove TWiki