PodWiki vs. TiddlyWiki vs. TWiki vs. Wikidot

General Features PodWiki TiddlyWiki TWiki Wikidot
Version
0.9.1
5.1.21
TWiki-6.1.0
Last Release Date
2007-02-13 (19 years ago)
2019-07-25 (6 years ago)
2018-07-16 (7 years ago)
Last Update here
2007-02-13 (19 years ago)
2019-11-20 (6 years ago)
2019-07-19 (6 years ago)
2009-12-09 (16 years ago)
Author
Thomas Linden
Jeremy Ruston, TiddlyWiki community
Peter Thoeny, TWiki community
Michal Frackowiak
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL
BSD
GPL
AGPLv3
Programming Language
Perl
HTML, JavaScript
Perl, JavaScript
Data Storage
Files, RCS
Files
Files, RCS
Database
License Cost/ Fee
GPL / none
0
N/A
Free / Paid Accounts (starts from $5 per month)
Development status
Mature
Mature
Mature
Mature
Intended Audience
average to advanced users
Individuals, private, small groups
Large enterprise; small to medium businesses
companies, private users, social groups and communities, software developers, tech geeks
Hosting Features PodWiki TiddlyWiki TWiki Wikidot
Storage Quota
N/A
N/A
N/A
1500MB for free users, more for Pro accounts
Bandwidth Quota
N/A
N/A
N/A
no limit
Other Limits
N/A
N/A
N/A
max uploaded file size limit
Topic Restrictions
N/A
N/A
N/A
by Terms Of Service
Corporate Branding
N/A
N/A
N/A
Yes
Own Domain
N/A
N/A
N/A
Yes
Ads allowed
N/A
N/A
N/A
Yes
System Requirements PodWiki TiddlyWiki TWiki Wikidot
Operating System
Unix
Any
Linux, Windows, OS-X and other
Root Access
No
No
No
No
Webserver
apache
Not required (optional backends available)
Almost any webserver, typically Apache and Ngnix
Other Requirements
mod_rewrite optional
A common browser
RCS (optional), cron/scheduler, fgrep, egrep; Plugins may have additional dependencies
Datastorage PodWiki TiddlyWiki TWiki Wikidot
Text Files
Yes
Optional
Yes
Unknown
MySQL
No
No
No
Unknown
PostgreSQL
No
No
No
Yes
Oracle
No
No
No
Unknown
SQLite
No
No
No
Unknown
BerkeleyDB
No
No
No
Unknown
RCS
Yes
No
Yes
Unknown
Other
perl Storable(v0.7) for users, attributes and stuff
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 PodWiki TiddlyWiki TWiki Wikidot
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
No
Yes
Yes
Authentication Backends
builtin
optional extensions available
Internal authentication; anything Apache supports such as LDAP, NIS, AD, Kerberos
Host Blocking
No
No
Plugin
Yes
Mail Encryption
Yes
No
Yes
No
nofollow
No
Unknown
Plugin
Yes
Blacklist
No
No
Plugin
Yes
CAPTCHA
Yes
No
Plugin
Yes
Delayed Indexing
No
Unknown
Plugin
Yes
Development/Support PodWiki TiddlyWiki TWiki Wikidot
# of Consultants
Preconfigured Hosting
No
Yes
Yes
Yes
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#49
Stars on GitHub
N/A
8598 ⭐
N/A
N/A
Common Features PodWiki TiddlyWiki TWiki Wikidot
Preview
Yes
Yes
Yes
Yes
Minor Changes
No
Yes
Yes
Yes
Change Summary
No
Unknown
Yes
Yes
Page History
Yes
Plugin
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Optional
Yes
Yes
Yes
Plugin System
No
Yes
Yes
No
Special Features PodWiki TiddlyWiki TWiki Wikidot
Unicode Support
No
Yes
Yes
Yes
Right-to-Left Support
No
Yes
No
Yes
Interface Languages
1
English
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
2
English, Polish
Email notification
No
Unknown
Yes
Yes
Comments
Threaded
Plugin
Threaded
Threaded
Categories
Yes
Yes
Yes
Yes
Namespaces
No
Plugin
Yes
Yes
Conflict Handling
Page Locking
None
Conflict Resolution
Page Locking
Concurrent Editing
Unknown
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Unknown
Yes
Optional
Yes
Structured Data
Unknown
Yes
Yes
Yes
Links PodWiki TiddlyWiki TWiki Wikidot
CamelCase
Yes
Yes
Yes
No
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Plugin
Yes
Yes
SisterWiki
No
No
Plugin
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
No
Yes
Plugin
No
Page Redirects
Unknown
Plugin
Plugin
Yes
Syntax Features PodWiki TiddlyWiki TWiki Wikidot
HTML Tags
Plugin
Optional
All
None
Math formulas
No
Yes
Plugin
Yes
Tables
simple + complex
complex
simple + complex
simple + complex
CREOLE support
Yes
Plugin
No
No
Markdown Support
No
Yes
No
No
Textile Support
Yes
No
Plugin
No
BBCode Support
Yes
No
No
No
Emoticon Images
No
Plugin
Yes
No
Syntax Highlighting
No
Plugin
Plugin
Yes
Footnotes
No
Plugin
Plugin
Yes
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Plugin
Yes
No
Scripting
Perl
JavaScript
TWiki Markup Language, TWiki variables, JavaScript, extensive API
CSS styles, embeddable JavaScript, reporting language
Content Includes
Yes
Yes
Yes
Yes
Feed Aggregation
Yes
Plugin
Yes
Yes
Usability PodWiki TiddlyWiki TWiki Wikidot
Section Editing
No
Yes
Plugin
Yes
Page Templates
No
Yes
Yes
Yes
Double-Click Edit
No
Plugin
Plugin
No
Toolbar
Yes
Yes
Plugin
Yes
WYSIWYG Editing
No
Plugin
Yes
No
Access Keys
No
Yes
Yes
Yes
Auto Signature
No
Plugin
Yes
Yes
Statistics PodWiki TiddlyWiki TWiki Wikidot
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
No
Yes
No
Yes
Orphaned Pages
No
Yes
Plugin
Yes
Most/Least Popular
Yes
Plugin
Yes
No
Recent Visitors
No
No
Plugin
No
Analysis
No
Plugin
Yes
Yes
Output PodWiki TiddlyWiki TWiki Wikidot
Printer Friendly
Print View
Print CSS
Print View
Print View
Mobile Friendly
Unknown
Yes
Plugin
Optional
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Optional
Plugin
Yes
Yes
ATOM Feeds
No
Plugin
Yes
No
Abbreviations
Yes
Unknown
Plugin
No
Auto-TOC
Yes
Yes
Yes
Yes
Raw Export
Yes
Yes
Yes
Yes
HTML Export
No
Yes
Yes
No
XML export
No
Unknown
Plugin
No
PDF Export
No
Plugin
Plugin
No
Office Export
Unknown
Unknown
Unknown
Unknown
Media and Files PodWiki TiddlyWiki TWiki Wikidot
File Attachments
Yes
Plugin
Yes
Yes
Media Revisions
No
No
Yes
No
Embedded Flash
Optional
Plugin
Plugin
Yes
Embedded Video
Optional
Yes
Plugin
Yes
Image Editing
No
Yes
Plugin
No
SVG Editing
No
No
Plugin
No
MindMap Editing
No
Plugin
Plugin
No
Media Search
No
No
Contents
No
Extras PodWiki TiddlyWiki TWiki Wikidot
Calendar
Unknown
Plugin
Plugin
Optional
Image Galleries
Unknown
Plugin
Plugin
Yes
Presentations
Unknown
Plugin
Unknown
Unknown
Forums
Unknown
Plugin
Plugin
Yes
Blogs
Unknown
Yes
Plugin
Yes
Ticket System
Unknown
Plugin
Plugin
Yes
Chat
Unknown
Unknown
Unknown
Unknown
Syntax Examples PodWiki TiddlyWiki TWiki Wikidot
Internal Link
POD:
L<Sandbox>
L<Link Description|Sandbox>

Creole:
[[Sandbox]]
[[Sandbox|Link Description]]

BBcode:
[url]Sandbox[/url]
[url=Sandbox]Link Description[/url]
WikiWord (CamelCase)
[[link]]
[[label|link]]
WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]
[[[page-name]]] or
[[[page-name|anchor]]]
External Link
L<http://www.daemon.de>
http://www.example.com
[[label|http://www.example.com]]
http://twiki.org/ autolink
[[http://twiki.org/][label]]
http://www.wikimatrix.org or 
[http://www.wikimatrix.org WikiMatrix]
Headlines
=head1 The Weather
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6
+++ headline level 3
Bold Format
B<bold>
''bold''
*bold*
**bold text**
Italics Format
I<italics>
//italic//
_italic_
//italic text//
Underline Format
via html only
__underline__
<u>underline</u>
__underlined text__
Monospace Format
put a space in front of monospaced text
{{{monospaced}}}
=monospaced text= and
<verbatim>
multi line text
</verbatim>
{{monospaced text}}
Strikethrough Format
via html only
--strikethrough--
<strike>strikethrough</strike>
--strikethrough text--
Superscript Format
via html only
^^superscript^^
<sup>superscript</sup>
^^superscript^^
Subscript Format
via html only
~~subscript~~
<sub>subscript</sub>
,,subscript,,
Images
G<logo.png>
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
%ATTACHURL%/image.png
http://any.domain/image.png
[[image src="..."]]
Aligning Text
via stylesheet only
using custom classes, e.g.
{{right{
text
}}}
| left |   center   |   right |
or HTML
or CSS
= Centered line
Text Indentation
via stylesheet only
:indent

> quote

<<<
blockquote
<<<
<blockquote>
multi line text
</blockquote>
> First level of indentation
>> Second level of indentation.
Bulleted Lists
=over

=item* listitem

=back
* Item 1
** Item 1.1
* Item 2
* Item 1
* Item 1.1
* Item 2
* element 1
* element 2
Numbered Lists
=over

=item 1. listitem

=back
# Item 1
## Item 1.1
# Item 2
1. Item 1
a. Item 1.a
1. Item 2
# element 1
# element 1
Definition Lists
via html only
; term
: description
$ Term: Definition
: item : description
Horizontal Rule
---
----
---
----
remove PodWiki remove TiddlyWiki remove TWiki remove Wikidot