PodWiki vs. TiddlyWiki vs. Instiki vs. Hatta

General Features PodWiki TiddlyWiki Instiki Hatta
Version
0.9.1
5.1.21
0.30.0
1.6.6
Last Release Date
2007-02-12 (17 years ago)
2019-07-24 (4 years ago)
2019-02-28 (5 years ago)
2015-08-28 (8 years ago)
Last Update here
2007-02-13 (17 years ago)
2019-11-20 (4 years ago)
2019-03-04 (5 years ago)
2015-08-29 (8 years ago)
Author
Thomas Linden
Jeremy Ruston, TiddlyWiki community
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
Radomir Dopieralski
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL
BSD
Ruby's
GPL v2
Programming Language
Perl
HTML, JavaScript
Ruby on Rails
Python
Data Storage
Files, RCS
Files
Database
Files, RCS
License Cost/ Fee
GPL / none
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
average to advanced users
Individuals, private, small groups
general, education
System Requirements PodWiki TiddlyWiki Instiki Hatta
Operating System
Unix
Any
UNIX, Windows, MacOS X
Linux, Unix, Windows, MacOSX
Root Access
No
No
No
No
Webserver
apache
Not required (optional backends available)
Thin (included), or Apache/NGinx (via Passenger)
Standalone, WSGI, FastCGI, CGI
Other Requirements
mod_rewrite optional
A common browser
Ruby 2.0-2.6
Mercurial
Datastorage PodWiki TiddlyWiki Instiki Hatta
Text Files
Yes
Optional
No
Yes
MySQL
No
No
Yes
No
PostgreSQL
No
No
Yes
No
Oracle
No
No
Plugin
No
SQLite
No
No
Yes
Optional
BerkeleyDB
No
No
No
No
RCS
Yes
No
No
Yes
Other
perl Storable(v0.7) for users, attributes and stuff
Data self contained in html file OR as individual data files
Any Rails-compatible back-end datastore can be used.
Plain text files in Mercurial repository, with SQLite index
Security/Anti-Spam PodWiki TiddlyWiki Instiki Hatta
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
No
No
No
Authentication Backends
builtin
optional extensions available
n/a
Host Blocking
No
No
Yes
No
Mail Encryption
Yes
No
Unknown
Yes
nofollow
No
Unknown
Unknown
No
Blacklist
No
No
Yes
No
CAPTCHA
Yes
No
Unknown
Optional
Delayed Indexing
No
Unknown
Unknown
No
Development/Support PodWiki TiddlyWiki Instiki Hatta
# of Consultants
Preconfigured Hosting
No
Yes
No
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
#49
#wiki at freenode.net
Stars on GitHub
N/A
7039 ⭐
478 ⭐
N/A
Common Features PodWiki TiddlyWiki Instiki Hatta
Preview
Yes
Yes
No
Yes
Minor Changes
No
Yes
Yes
Yes
Change Summary
No
Unknown
No
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
No
No
Special Features PodWiki TiddlyWiki Instiki Hatta
Unicode Support
No
Yes
Yes
Yes
Right-to-Left Support
No
Yes
Yes
Optional
Interface Languages
1
English
4
German, English, French, Japanese
1
English
15
Arabic, Czech, Danish, German, Greek, English, Spanish, Estonian, Finnish, French, Hungarian, Japanese, Polish, Russian, Swedish
Email notification
No
Unknown
No
No
Comments
Threaded
Plugin
No
No
Categories
Yes
Yes
Yes
Yes
Namespaces
No
Plugin
No
Optional
Conflict Handling
Page Locking
None
Page Locking
Conflict Resolution
Concurrent Editing
Unknown
Unknown
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Unknown
Yes
Yes
Optional
Structured Data
Unknown
Yes
No
No
Links PodWiki TiddlyWiki Instiki Hatta
CamelCase
Yes
Yes
Optional
Optional
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Yes
Plugin
Yes
No
SisterWiki
No
No
No
No
Image Links
Yes
Yes
Yes
Yes
Windows Shares
No
Yes
No
No
Page Redirects
Unknown
Plugin
Yes
No
Syntax Features PodWiki TiddlyWiki Instiki Hatta
HTML Tags
Plugin
Optional
All
None
Math formulas
No
Yes
Yes
Optional
Tables
simple + complex
complex
simple + complex
simple
CREOLE support
Yes
Plugin
No
Yes
Markdown Support
No
Yes
Yes
No
Textile Support
Yes
No
Yes
No
BBCode Support
Yes
No
No
No
Emoticon Images
No
Plugin
No
Optional
Syntax Highlighting
No
Plugin
Yes
Optional
Footnotes
No
Plugin
Yes
No
Quoting
Yes
Yes
Yes
Yes
Internal Comments
Yes
Yes
Yes
No
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Plugin
No
No
Scripting
Perl
JavaScript
None
JavaScript
Content Includes
Yes
Yes
Yes
No
Feed Aggregation
Yes
Plugin
No
No
Usability PodWiki TiddlyWiki Instiki Hatta
Section Editing
No
Yes
No
No
Page Templates
No
Yes
No
No
Double-Click Edit
No
Plugin
No
Yes
Toolbar
Yes
Yes
No
No
WYSIWYG Editing
No
Plugin
No
No
Access Keys
No
Yes
Yes
No
Auto Signature
No
Plugin
Yes
No
Statistics PodWiki TiddlyWiki Instiki Hatta
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
No
Yes
Yes
Yes
Orphaned Pages
No
Yes
Yes
Yes
Most/Least Popular
Yes
Plugin
No
No
Recent Visitors
No
No
No
No
Analysis
No
Plugin
No
No
Output PodWiki TiddlyWiki Instiki Hatta
Printer Friendly
Print View
Print CSS
Print View
Print CSS
Mobile Friendly
Unknown
Yes
Yes
Yes
Themes & Skins
Yes
Yes
No
Optional
RSS Feeds
Optional
Plugin
No
No
ATOM Feeds
No
Plugin
Yes
Yes
Abbreviations
Yes
Unknown
Yes
No
Auto-TOC
Yes
Yes
Yes
No
Raw Export
Yes
Yes
Yes
Yes
HTML Export
No
Yes
Yes
No
XML export
No
Unknown
No
No
PDF Export
No
Plugin
No
No
Office Export
Unknown
Unknown
Unknown
Unknown
Media and Files PodWiki TiddlyWiki Instiki Hatta
File Attachments
Yes
Plugin
Yes
Yes
Media Revisions
No
No
No
Yes
Embedded Flash
Optional
Plugin
No
No
Embedded Video
Optional
Yes
Yes
No
Image Editing
No
Yes
No
No
SVG Editing
No
No
Yes
No
MindMap Editing
No
Plugin
No
No
Media Search
No
No
No
Filenames only
Extras PodWiki TiddlyWiki Instiki Hatta
Calendar
Unknown
Plugin
No
No
Image Galleries
Unknown
Plugin
No
No
Presentations
Unknown
Plugin
Unknown
Unknown
Forums
Unknown
Plugin
No
No
Blogs
Unknown
Yes
No
No
Ticket System
Unknown
Plugin
No
No
Chat
Unknown
Unknown
Unknown
Unknown
Syntax Examples PodWiki TiddlyWiki Instiki Hatta
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]]
 
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
 
[[link]]
[[link|label]]
External Link 
L<http://www.daemon.de>
 
http://www.example.com
[[label|http://www.example.com]]
 
[another site](http://example.com)
 
http://example.com
[[http://example.com]]
[[http://example.com|label]]
[[http://example.com|{{image}}]]
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######

= h1 =
== h2 ==
...
===== h5 =====
Bold Format 
B<bold>
 
''bold''
 
**bold**
 
**bold**
Italics Format 
I<italics>
 
//italic//
 
_italic_, *italic*
 
//italic//
Underline Format 
via html only
 
__underline__
 
underlined
{: style='text-decoration:underlined'}
 
n/a
Monospace Format 
put a space in front of monospaced text
 
{{{monospaced}}}
 
`monospace`
 
{{{verbatim}}}
Strikethrough Format 
via html only
 
--strikethrough--
 
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
 
n/a
Superscript Format 
via html only
 
^^superscript^^
 
<sup>superscript</sup>
 
n/a
Subscript Format 
via html only
 
~~subscript~~
 
<sub>subscript</sub>
 
n/a
Images 
G<logo.png>
 
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
 
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
 
{{image}}
{{image|alt}}
Aligning Text 
via stylesheet only
 
using custom classes, e.g.
{{right{
text
}}}
 
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
 
n/a
Text Indentation 
via stylesheet only
 
:indent

> quote

<<<
blockquote
<<<
 
p
{: style='margin-left:3em'}

> blockquote
 
n/a
Bulleted Lists 
=over

=item* listitem

=back
 
* Item 1
** Item 1.1
* Item 2
 
* Item 1
** Item 1.1
* Item 2
 
* list
** sublist
Numbered Lists 
=over

=item 1. listitem

=back
 
# Item 1
## Item 1.1
# Item 2
 
1. Item 1
1. Item 1.1
2. Item 2
 
n/a
Definition Lists 
via html only
 
; term
: description
 
term
: definition
 
n/a
Horizontal Rule 
---
 
----
 
***
 
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remove PodWiki remove TiddlyWiki remove Instiki remove Hatta