ikiwiki vs. WackoWiki vs. TiddlyWiki vs. ErfurtWiki

General Features ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Version
2.67
6.2.0
5.1.21
R1.02b (kind of final release :-)
Last Release Date
2008-10-17 (17 years ago)
2025-12-14 (29 days ago)
2019-07-25 (6 years ago)
2005-06-16 (20 years ago)
Last Update here
2008-10-28 (17 years ago)
2025-12-13 (30 days ago)
2019-11-20 (6 years ago)
2010-04-04 (15 years ago)
Author
Joey Hess and the ikiwiki community
WackoWiki Team
Jeremy Ruston, TiddlyWiki community
Mario Salzer & Andi Fundinger
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
GPL
BSD
BSD
Public Domain (!)
Programming Language
Perl
PHP
HTML, JavaScript
PHP
Data Storage
Files, RCS
Database
Files
Database, Files, RCS
License Cost/ Fee
0
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
Anyone
Advanced End Users, Developers, End Users/Desktop
Individuals, private, small groups
small + medium sites, development teams
System Requirements ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Operating System
Any
OS Independent
Any
any
Root Access
No
No
No
No
Webserver
Any, or none
run with the appserver/webserver of your choice
Not required (optional backends available)
anything with PHP support
Other Requirements
mod_rewrite (optional)
A common browser
none
Datastorage ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Text Files
Yes
No
Optional
Plugin
MySQL
No
Yes
No
Plugin
PostgreSQL
No
No
No
Plugin
Oracle
No
No
No
No
SQLite
No
Yes
No
Plugin
BerkeleyDB
No
No
No
Plugin
RCS
Yes
No
No
Plugin
Other
MariaDB
Data self contained in html file OR as individual data files
no
Security/Anti-Spam ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
Yes
Yes
No
Yes
Authentication Backends
Built-in, HTTP auth, OpenID; extensible via plugins
LDAP (patch), ActiveDirectory
optional extensions available
UNIX, LDAP, MySQL, PHP, other
Host Blocking
Yes
Optional
No
Plugin
Mail Encryption
Yes
Optional
No
Plugin
nofollow
No
Optional
Unknown
Plugin
Blacklist
Yes
Yes
No
Plugin
CAPTCHA
No
Yes
No
Plugin
Delayed Indexing
No
No
Unknown
Patch
Development/Support ikiwiki WackoWiki TiddlyWiki ErfurtWiki
# of Consultants
Preconfigured Hosting
No
Yes
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
not yet :-)
Stars on GitHub
N/A
54 ⭐
8501 ⭐
N/A
Common Features ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Preview
Yes
Yes
Yes
Yes
Minor Changes
No
Yes
Yes
Plugin
Change Summary
Yes
Yes
Unknown
Plugin
Page History
Yes
Yes
Plugin
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Plugin
Yes
Yes
Plugin
Plugin System
Yes
Yes
Yes
Yes
Special Features ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Unicode Support
Yes
Yes
Yes
No
Right-to-Left Support
Yes
Yes
Yes
Patch
Interface Languages
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
4
German, English, French, Japanese
4
German, English, Spanish, Dutch
Email notification
Yes
Yes
Unknown
Plugin
Comments
Discussion Pages
Flat
Plugin
Plugin
Categories
Plugin
Yes
Yes
Yes
Namespaces
Yes
Yes
Plugin
No
Conflict Handling
Conflict Resolution
Page Locking
None
Page Locking
Concurrent Editing
Unknown
No
Unknown
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Yes
Patch
Yes
Optional
Structured Data
Unknown
Plugin
Yes
No
Links ikiwiki WackoWiki TiddlyWiki ErfurtWiki
CamelCase
Plugin
Optional
Yes
Yes
Freelinks
Yes
Yes
Yes
Yes
Backlinks
Yes
Yes
Yes
Yes
InterWiki
Plugin
Yes
Plugin
Plugin
SisterWiki
Plugin
No
No
Plugin
Image Links
Yes
Yes
Yes
Patch
Windows Shares
Yes
Yes
Yes
Yes
Page Redirects
Unknown
Yes
Plugin
Plugin
Syntax Features ikiwiki WackoWiki TiddlyWiki ErfurtWiki
HTML Tags
Optional
All
Optional
Plugin
Math formulas
Plugin
Plugin
Yes
No
Tables
simple + complex
simple
complex
simple + complex
CREOLE support
No
No
Plugin
Optional
Markdown Support
Yes
No
Yes
No
Textile Support
Plugin
No
No
No
BBCode Support
No
Patch
No
Plugin
Emoticon Images
Plugin
Yes
Plugin
Plugin
Syntax Highlighting
Plugin
Yes
Plugin
Plugin
Footnotes
No
Yes
Plugin
Plugin
Quoting
Yes
Yes
Yes
Plugin
Internal Comments
Yes
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
Yes
No
Plugin
Yes
Scripting
safe subset of HTML::Template supported via template plugin
actions (PHP)
JavaScript
optional
Content Includes
Plugin
Yes
Yes
Plugin
Feed Aggregation
Plugin
Yes
Plugin
Plugin
Usability ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Section Editing
No
Yes
Yes
No
Page Templates
Yes
Yes
Yes
Yes
Double-Click Edit
No
Yes
Plugin
Patch
Toolbar
No
Yes
Yes
No
WYSIWYG Editing
No
Plugin
Plugin
No
Access Keys
No
Yes
Yes
Optional
Auto Signature
No
Yes
Plugin
No
Statistics ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Recent Changes
Yes
Yes
Yes
Plugin
Wanted Pages
Plugin
Yes
Yes
Plugin
Orphaned Pages
Plugin
Yes
Yes
Plugin
Most/Least Popular
No
Yes
Plugin
Plugin
Recent Visitors
No
Yes
No
Optional
Analysis
No
Plugin
Plugin
No
Output ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Printer Friendly
Print CSS
Print View
Print CSS
Print CSS
Mobile Friendly
Yes
Yes
Yes
Yes
Themes & Skins
Yes
Yes
Yes
Yes
RSS Feeds
Plugin
Yes
Plugin
Plugin
ATOM Feeds
Plugin
No
Plugin
Plugin
Abbreviations
No
Patch
Unknown
Optional
Auto-TOC
Plugin
Yes
Yes
Plugin
Raw Export
Yes
Yes
Yes
Yes
HTML Export
Yes
Yes
Yes
Yes
XML export
No
Yes
Unknown
Optional
PDF Export
No
Patch
Plugin
Optional
Office Export
Unknown
Patch
Unknown
Unknown
Media and Files ikiwiki WackoWiki TiddlyWiki ErfurtWiki
File Attachments
Yes
Yes
Plugin
Plugin
Media Revisions
Yes
No
No
No
Embedded Flash
Optional
Yes
Plugin
Plugin
Embedded Video
Optional
Yes
Yes
Plugin
Image Editing
No
No
Yes
No
SVG Editing
No
No
No
No
MindMap Editing
No
Plugin
Plugin
No
Media Search
Filenames only
Contents
No
No
Extras ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Calendar
Plugin
Plugin
Plugin
Plugin
Image Galleries
Plugin
Plugin
Plugin
Plugin
Presentations
Unknown
Plugin
Plugin
Unknown
Forums
Unknown
Optional
Plugin
No
Blogs
Yes
Optional
Yes
Yes
Ticket System
Yes
No
Plugin
No
Chat
Unknown
Patch
Unknown
Unknown
Syntax Examples ikiwiki WackoWiki TiddlyWiki ErfurtWiki
Internal Link
[[internal]]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
WikiWord (CamelCase)
[[link]]
[[label|link]]
WikiPage
[WikiPage | Go here]
External Link
[link text](http://example.org)
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
http://www.example.com
[[label|http://www.example.com]]
http://erfurtwiki.sf.net
[http://erfurtwiki.sf.net | Go here]
mario@wiki.net
Headlines
Two syntaxes:

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

heading 1
=========

heading 2
---------
== Level 1 ==
=== Level 2 ===
==== Level 3 ====
===== Level 4 =====
====== Level 5 ======
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5
!!! Big Headline
!! Medium Headline
! Section Headline
Bold Format
**bold**
__bold__
**bold**
''bold''
__bold text__
**bold text**
Italics Format
*emphasized*
_emphasized_
//italics//
//italic//
''ialic text''
Underline Format
via HTML: <u>underlined</u>
__underline__
__underline__
optional or via css
Monospace Format
`inline monospace`

indented block of
monospaced text

tab-indented
block
##monospace##
{{{monospaced}}}
==monospaced text==
Strikethrough Format
via HTML: <del>deleted</del>
--strikethrough--
--strikethrough--
optional or via css
Superscript Format
via HTML: x<sup>2</sup>
^^superscript^^
^^superscript^^
^^superscript text^^
Subscript Format
via HTML: a<sub>1</sub>
vvsubscriptvv
~~subscript~~
optional or via css
Images
![alt text](internal/image)
![alt text](http://example.org/external/image)
((image.png))
file:image.png
https://example.com/image.png
[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]
[link to the image.jpg]
Aligning Text
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
using custom classes, e.g.
{{right{
text
}}}
optional or via css
Text Indentation
one
two
:indent

> quote

<<<
blockquote
<<<
just use 3 spaces or tabs
indented text
Bulleted Lists
* item 1
* item 2
* item 2.1
* item 2.2
*one
**One-two
*two
*three
* Item 1
** Item 1.1
* Item 2
* Item A
* Item B
** Item B1
Numbered Lists
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


# Item 1
## Item 1.1
# Item 2
# Item 1
## Item 1.1
##* Item 1.1a
##* Item 1.1b

Definition Lists
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}
; term
: description
:definition: explanation
:anotherdef: another description
Horizontal Rule
---
***
___
------------------
Any number > 3
- - - - - - - - - -
spaces don't matter
----
----
----
remove ikiwiki remove WackoWiki remove TiddlyWiki remove ErfurtWiki