TiddlyWiki vs. ikiwiki vs. WackoWiki vs. Friki

General Features TiddlyWiki ikiwiki WackoWiki Friki
Version
5.1.21
2.67
6.2.1
2.1.1
Last Release Date
2019-07-25 (6 years ago)
2008-10-17 (17 years ago)
2026-03-03 (8 days ago)
2004-05-14 (21 years ago)
Last Update here
2019-11-20 (6 years ago)
2008-10-28 (17 years ago)
2026-03-03 (8 days ago)
2006-02-14 (20 years ago)
Author
Jeremy Ruston, TiddlyWiki community
Joey Hess and the ikiwiki community
WackoWiki Team
Frank Carver
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
BSD
GPL
BSD
ASL or LGPL
Programming Language
HTML, JavaScript
Perl
PHP
Java
Data Storage
Files
Files, RCS
Database
Files
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
Individuals, private, small groups
Anyone
Advanced End Users, Developers, End Users/Desktop
private users and small teams
System Requirements TiddlyWiki ikiwiki WackoWiki Friki
Operating System
Any
Any
OS Independent
Any that can run Java 1.3 or later
Root Access
No
No
No
No
Webserver
Not required (optional backends available)
Any, or none
run with the appserver/webserver of your choice
Any that can run or call Java
Other Requirements
A common browser
mod_rewrite (optional)
Java 1.3 or later
Datastorage TiddlyWiki ikiwiki WackoWiki Friki
Text Files
Optional
Yes
No
Yes
MySQL
No
No
Yes
No
PostgreSQL
No
No
No
No
Oracle
No
No
No
No
SQLite
No
No
Yes
No
BerkeleyDB
No
No
No
No
RCS
No
Yes
No
No
Other
Data self contained in html file OR as individual data files
MariaDB
Security/Anti-Spam TiddlyWiki ikiwiki WackoWiki Friki
Page Permissions
Yes
Yes
Yes
No
ACL
No
Yes
Yes
No
Authentication Backends
optional extensions available
Built-in, HTTP auth, OpenID; extensible via plugins
LDAP (patch), ActiveDirectory
Host Blocking
No
Yes
Optional
Patch
Mail Encryption
No
Yes
Optional
No
nofollow
Unknown
No
Optional
Optional
Blacklist
No
Yes
Yes
No
CAPTCHA
No
No
Yes
No
Delayed Indexing
Unknown
No
No
No
Development/Support TiddlyWiki ikiwiki WackoWiki Friki
# of Consultants
Preconfigured Hosting
Yes
No
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
Stars on GitHub
8557 ⭐
N/A
56 ⭐
N/A
Common Features TiddlyWiki ikiwiki WackoWiki Friki
Preview
Yes
Yes
Yes
No
Minor Changes
Yes
No
Yes
No
Change Summary
Unknown
Yes
Yes
No
Page History
Plugin
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Yes
Plugin
Yes
Yes
Plugin System
Yes
Yes
Yes
No
Special Features TiddlyWiki ikiwiki WackoWiki Friki
Unicode Support
Yes
Yes
Yes
Yes
Right-to-Left Support
Yes
Yes
Yes
Unknown
Interface Languages
4
German, English, French, Japanese
1
English
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
0
Email notification
Unknown
Yes
Yes
No
Comments
Plugin
Discussion Pages
Flat
No
Categories
Yes
Plugin
Yes
Unknown
Namespaces
Plugin
Yes
Yes
Unknown
Conflict Handling
None
Conflict Resolution
Page Locking
None
Concurrent Editing
Unknown
Unknown
No
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Yes
Patch
Unknown
Structured Data
Yes
Unknown
Plugin
Unknown
Links TiddlyWiki ikiwiki WackoWiki Friki
CamelCase
Yes
Plugin
Optional
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Plugin
Plugin
Yes
Yes
SisterWiki
No
Plugin
No
No
Image Links
Yes
Yes
Yes
Optional
Windows Shares
Yes
Yes
Yes
No
Page Redirects
Plugin
Unknown
Yes
Unknown
Syntax Features TiddlyWiki ikiwiki WackoWiki Friki
HTML Tags
Optional
Optional
All
None
Math formulas
Yes
Plugin
Plugin
No
Tables
complex
simple + complex
simple + complex
complex
CREOLE support
Plugin
No
No
Unknown
Markdown Support
Yes
Yes
No
Optional
Textile Support
No
Plugin
No
Optional
BBCode Support
No
No
Patch
Optional
Emoticon Images
Plugin
Plugin
Yes
Optional
Syntax Highlighting
Plugin
Plugin
Yes
Optional
Footnotes
Plugin
No
Yes
No
Quoting
Yes
Yes
Yes
No
Internal Comments
Yes
Yes
Yes
No
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Plugin
Yes
No
No
Scripting
JavaScript
safe subset of HTML::Template supported via template plugin
actions (PHP)
Content Includes
Yes
Plugin
Yes
No
Feed Aggregation
Plugin
Plugin
Yes
No
Usability TiddlyWiki ikiwiki WackoWiki Friki
Section Editing
Yes
No
Yes
No
Page Templates
Yes
Yes
Yes
No
Double-Click Edit
Plugin
No
Yes
No
Toolbar
Yes
No
Yes
No
WYSIWYG Editing
Plugin
No
Plugin
No
Access Keys
Yes
No
Yes
Unknown
Auto Signature
Plugin
No
Yes
No
Statistics TiddlyWiki ikiwiki WackoWiki Friki
Recent Changes
Yes
Yes
Yes
Yes
Wanted Pages
Yes
Plugin
Yes
No
Orphaned Pages
Yes
Plugin
Yes
No
Most/Least Popular
Plugin
No
Yes
No
Recent Visitors
No
No
Yes
Yes
Analysis
Plugin
No
Plugin
No
Output TiddlyWiki ikiwiki WackoWiki Friki
Printer Friendly
Print CSS
Print CSS
Print View
No
Mobile Friendly
Yes
Yes
Yes
Unknown
Themes & Skins
Yes
Yes
Yes
Optional
RSS Feeds
Plugin
Plugin
Yes
No
ATOM Feeds
Plugin
Plugin
No
No
Abbreviations
Unknown
No
Patch
No
Auto-TOC
Yes
Plugin
Yes
No
Raw Export
Yes
Yes
Yes
No
HTML Export
Yes
Yes
Yes
No
XML export
Unknown
No
Yes
No
PDF Export
Plugin
No
Patch
No
Office Export
Unknown
Unknown
Patch
Unknown
Media and Files TiddlyWiki ikiwiki WackoWiki Friki
File Attachments
Plugin
Yes
Yes
No
Media Revisions
No
Yes
No
No
Embedded Flash
Plugin
Optional
Yes
No
Embedded Video
Yes
Optional
Yes
No
Image Editing
Yes
No
No
Unknown
SVG Editing
No
No
No
Unknown
MindMap Editing
Plugin
No
Plugin
Unknown
Media Search
No
Filenames only
Contents
No
Extras TiddlyWiki ikiwiki WackoWiki Friki
Calendar
Plugin
Plugin
Plugin
Unknown
Image Galleries
Plugin
Plugin
Plugin
Unknown
Presentations
Plugin
Unknown
Plugin
Unknown
Forums
Plugin
Unknown
Optional
Unknown
Blogs
Yes
Yes
Optional
Unknown
Ticket System
Plugin
Yes
No
Unknown
Chat
Unknown
Unknown
Patch
Unknown
Syntax Examples TiddlyWiki ikiwiki WackoWiki Friki
Internal Link
WikiWord (CamelCase)
[[link]]
[[label|link]]
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
External Link
http://www.example.com
[[label|http://www.example.com]]
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
Headlines
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
Two syntaxes:

# heading 1
## heading 2
### heading 3

heading 1
=========

heading 2
---------
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
Bold Format
''bold''
**bold**
__bold__
**bold**
'''bold''
Italics Format
//italic//
*emphasized*
_emphasized_
//italics//
''italic''
Underline Format
__underline__
via HTML: <u>underlined</u>
__underline__
Monospace Format
{{{monospaced}}}
`inline monospace`

indented block of
monospaced text

tab-indented
block
##monospace##
monospace
Strikethrough Format
--strikethrough--
via HTML: <del>deleted</del>
--strikethrough--
Superscript Format
^^superscript^^
via HTML: x<sup>2</sup>
^^superscript^^
Subscript Format
~~subscript~~
via HTML: a<sub>1</sub>
,,subscript,,
Images
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
![alt text](internal/image)
![alt text](http://example.org/external/image)
((image.png))
file:image.png
https://example.com/image.png
http://stringtree.org/friki/logo.gif
Aligning Text
using custom classes, e.g.
{{right{
text
}}}
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
Text Indentation
:indent

> quote

<<<
blockquote
<<<
one
two
:        indented
Bulleted Lists
* Item 1
** Item 1.1
* Item 2
* item 1
* item 2
* item 2.1
* item 2.2
*one
**One-two
*two
*three
* first
* second
Numbered Lists
# Item 1
## Item 1.1
# Item 2
1. item 1
2. item 2
1. item 1.1
42. the value doesn't matter
1. any value works
1. numbered List
1. numbered List-2
2.#8 numbered List, with break


1. first
1. second
Definition Lists
; term
: description
via HTML:
<dl>
<dt>term</dt>
<dd>definition</dd>
</dl>
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
title:        description
Horizontal Rule
----
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
remove TiddlyWiki remove ikiwiki remove WackoWiki remove Friki