ProntoWiki vs. ErfurtWiki vs. WackoWiki vs. Instiki

General Features ProntoWiki ErfurtWiki WackoWiki Instiki
Version
1.0.1
R1.02b (kind of final release :-)
6.2.1
0.30.0
Last Release Date
2026-03-16 (today)
2005-06-16 (20 years ago)
2026-03-03 (13 days ago)
2019-03-01 (7 years ago)
Last Update here
2006-08-23 (19 years ago)
2010-04-04 (15 years ago)
2026-03-03 (13 days ago)
2019-03-04 (7 years ago)
Author
Clay Alberty
Mario Salzer & Andi Fundinger
WackoWiki Team
David Heinemeier Hansson, Jacques Distler, Matthias Tarasiewicz
URL
Free and Open Source
Yes
Yes
Yes
Yes
License
BSD
Public Domain (!)
BSD
Ruby's
Programming Language
C#
PHP
PHP
Ruby on Rails
Data Storage
Database
Database, Files, RCS
Database
Database
License Cost/ Fee
Free
0
0
0
Development status
Mature
Mature
Mature
Mature
Intended Audience
small + medium sites, development teams
Advanced End Users, Developers, End Users/Desktop
general, education
System Requirements ProntoWiki ErfurtWiki WackoWiki Instiki
Operating System
Windows
any
OS Independent
UNIX, Windows, MacOS X
Root Access
No
No
No
No
Webserver
IIS 5+
anything with PHP support
run with the appserver/webserver of your choice
Thin (included), or Apache/NGinx (via Passenger)
Other Requirements
.NET framework v2.0 or higher
none
mod_rewrite (optional)
Ruby 2.0-2.6
Datastorage ProntoWiki ErfurtWiki WackoWiki Instiki
Text Files
Unknown
Plugin
No
No
MySQL
Unknown
Plugin
Yes
Yes
PostgreSQL
Unknown
Plugin
No
Yes
Oracle
Unknown
No
No
Plugin
SQLite
Unknown
Plugin
Yes
Yes
BerkeleyDB
Unknown
Plugin
No
No
RCS
Unknown
Plugin
No
No
Other
SQLExpress or SQL 2000 or SQL 2005
no
MariaDB
Any Rails-compatible back-end datastore can be used.
Security/Anti-Spam ProntoWiki ErfurtWiki WackoWiki Instiki
Page Permissions
Yes
Yes
Yes
Yes
ACL
No
Yes
Yes
No
Authentication Backends
.NET Membership platform
UNIX, LDAP, MySQL, PHP, other
LDAP (patch), ActiveDirectory
Host Blocking
No
Plugin
Optional
Yes
Mail Encryption
No
Plugin
Optional
Unknown
nofollow
No
Plugin
Optional
Unknown
Blacklist
No
Plugin
Yes
Yes
CAPTCHA
No
Plugin
Yes
Unknown
Delayed Indexing
No
Patch
No
Unknown
Development/Support ProntoWiki ErfurtWiki WackoWiki Instiki
# of Consultants
Preconfigured Hosting
No
No
Yes
No
Code Repository
Issue Tracker
Mailing List
Support Forum
Chat Channel
not yet :-)
Stars on GitHub
N/A
N/A
56 ⭐
506 ⭐
Common Features ProntoWiki ErfurtWiki WackoWiki Instiki
Preview
Yes
Yes
Yes
No
Minor Changes
No
Plugin
Yes
Yes
Change Summary
No
Plugin
Yes
No
Page History
Yes
Yes
Yes
Yes
Page Revisions
Unlimited
Unlimited
Unlimited
Revision Diffs
Between all
Between all
Between all
Between all
Sitemap
Unknown
Plugin
Yes
Yes
Plugin System
No
Yes
Yes
No
Special Features ProntoWiki ErfurtWiki WackoWiki Instiki
Unicode Support
No
No
Yes
Yes
Right-to-Left Support
Unknown
Patch
Yes
Yes
Interface Languages
1
English
4
German, English, Spanish, Dutch
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
1
English
Email notification
No
Plugin
Yes
No
Comments
No
Plugin
Flat
No
Categories
Optional
Yes
Yes
Yes
Namespaces
No
No
Yes
No
Conflict Handling
Page Locking
Page Locking
Page Locking
Concurrent Editing
Unknown
Unknown
No
Unknown
Search
Full Text
Full Text
Full Text
Full Text
Wiki Farming
Unknown
Optional
Patch
Yes
Structured Data
Unknown
No
Plugin
No
Links ProntoWiki ErfurtWiki WackoWiki Instiki
CamelCase
Optional
Yes
Optional
Optional
Freelinks
Yes
Yes
Yes
Yes
Backlinks
No
Yes
Yes
Yes
InterWiki
No
Plugin
Yes
Yes
SisterWiki
No
Plugin
No
No
Image Links
Optional
Patch
Yes
Yes
Windows Shares
No
Yes
Yes
No
Page Redirects
Unknown
Plugin
Yes
Yes
Syntax Features ProntoWiki ErfurtWiki WackoWiki Instiki
HTML Tags
Some
Plugin
All
All
Math formulas
No
No
Plugin
Yes
Tables
none
simple + complex
simple + complex
simple + complex
CREOLE support
Unknown
Optional
No
No
Markdown Support
Unknown
No
No
Yes
Textile Support
Unknown
No
No
Yes
BBCode Support
Unknown
Plugin
Patch
No
Emoticon Images
No
Plugin
Yes
No
Syntax Highlighting
No
Plugin
Yes
Yes
Footnotes
Optional
Plugin
Yes
Yes
Quoting
Optional
Plugin
Yes
Yes
Internal Comments
No
Yes
Yes
Yes
Custom styles
Yes
Yes
Yes
Yes
FAQ Tags
No
Yes
No
No
Scripting
optional
actions (PHP)
None
Content Includes
No
Plugin
Yes
Yes
Feed Aggregation
No
Plugin
Yes
No
Usability ProntoWiki ErfurtWiki WackoWiki Instiki
Section Editing
No
No
Yes
No
Page Templates
No
Yes
Yes
No
Double-Click Edit
No
Patch
Yes
No
Toolbar
Yes
No
Yes
No
WYSIWYG Editing
No
No
Plugin
No
Access Keys
No
Optional
Yes
Yes
Auto Signature
No
No
Yes
Yes
Statistics ProntoWiki ErfurtWiki WackoWiki Instiki
Recent Changes
Unknown
Plugin
Yes
Yes
Wanted Pages
No
Plugin
Yes
Yes
Orphaned Pages
No
Plugin
Yes
Yes
Most/Least Popular
Optional
Plugin
Yes
No
Recent Visitors
No
Optional
Yes
No
Analysis
No
No
Plugin
No
Output ProntoWiki ErfurtWiki WackoWiki Instiki
Printer Friendly
Print CSS
Print View
Print View
Mobile Friendly
Unknown
Yes
Yes
Yes
Themes & Skins
Yes
Yes
Yes
No
RSS Feeds
No
Plugin
Yes
No
ATOM Feeds
No
Plugin
No
Yes
Abbreviations
No
Optional
Patch
Yes
Auto-TOC
No
Plugin
Yes
Yes
Raw Export
No
Yes
Yes
Yes
HTML Export
No
Yes
Yes
Yes
XML export
No
Optional
Yes
No
PDF Export
No
Optional
Patch
No
Office Export
Unknown
Unknown
Patch
Unknown
Media and Files ProntoWiki ErfurtWiki WackoWiki Instiki
File Attachments
Yes
Plugin
Yes
Yes
Media Revisions
No
No
No
No
Embedded Flash
Unknown
Plugin
Yes
No
Embedded Video
Unknown
Plugin
Yes
Yes
Image Editing
No
No
No
No
SVG Editing
No
No
No
Yes
MindMap Editing
No
No
Plugin
No
Media Search
No
Contents
No
Extras ProntoWiki ErfurtWiki WackoWiki Instiki
Calendar
Unknown
Plugin
Plugin
No
Image Galleries
Unknown
Plugin
Plugin
No
Presentations
Unknown
Unknown
Plugin
Unknown
Forums
Unknown
No
Optional
No
Blogs
Unknown
Yes
Optional
No
Ticket System
Unknown
No
No
No
Chat
Unknown
Unknown
Patch
Unknown
Syntax Examples ProntoWiki ErfurtWiki WackoWiki Instiki
Internal Link
[pagename]
WikiPage
[WikiPage | Go here]
[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase
[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]
External Link
{title|url}
http://erfurtwiki.sf.net
[http://erfurtwiki.sf.net | Go here]
mario@wiki.net
https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]
[another site](http://example.com)
Headlines
!, !!, !!!
!!! Big Headline
!! Medium Headline
! Section Headline
== 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 text__
**bold text**
**bold**
**bold**
Italics Format
''italics''
''ialic text''
//italics//
_italic_, *italic*
Underline Format
__under__
optional or via css
__underline__
underlined
{: style='text-decoration:underlined'}
Monospace Format
==monospaced text==
##monospace##
`monospace`
Strikethrough Format
<<strike>> (using custom tags)
optional or via css
--strikethrough--
<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}
Superscript Format
<<super>> (using custom tags)
^^superscript text^^
^^superscript^^
<sup>superscript</sup>
Subscript Format
<<sub>> (using custom tags)
optional or via css
,,subscript,,
<sub>subscript</sub>
Images
{guid} - this is displayed and can be inserted automatically for each image/page
[link to the image.jpg]
((image.png))
file:image.png
https://example.com/image.png
![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]
Aligning Text
available through custom tags
optional or via css
{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%
p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}
Text Indentation
multiple spaces -> &nbsp;
just use 3 spaces or tabs
indented text
one
two
p
{: style='margin-left:3em'}

> blockquote
Bulleted Lists
+
++
+++
++++
* Item A
* Item B
** Item B1
*one
**One-two
*two
*three
* Item 1
** Item 1.1
* Item 2
Numbered Lists
#
##
###
####
# Item 1
## Item 1.1
##* Item 1.1a
##* Item 1.1b

1. numbered List
1. numbered List-2
2.#8 numbered List, with break


1. Item 1
1. Item 1.1
2. Item 2
Definition Lists
:definition: explanation
:anotherdef: another description
{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}
term
: definition
Horizontal Rule
----
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***
remove ProntoWiki remove ErfurtWiki remove WackoWiki remove Instiki