Foswiki vs. KeheiWiki vs. ProWiki vs. Wiki-Toolkit

WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]

%topic%  ( '%' configurable )
or
<link topic>text</link>
or
use HTML in rich text editor

CamelCase
Wordlinking
{{free link}}
[page labelforlink]

External Link
http://foswiki.org/ autolink
[[http://foswiki.org/][label]]

http://gmail.com/
or
<extern http://gmail.com>a mail server</extern>
or
use HTML in rich text editor

http://example.org
InterWiki:page
[some:link labelforlink]

---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6

text  ----    
or
insert HTML via WYSIWYG editor

= Headline 1 =
== Headline 2 =
=== Headline 3 =
==== Headline 4 =
===== Headline 5 =
====== Headline 6 =

*bold*

_ text _ 
or
insert HTML via WYSIWYG editor

'''bold'''

_italic_

* text *
or
insert HTML via WYSIWYG editor

''italic''

<u>underline</u>

insert HTML via WYSIWYG editor

<u>underlined</u>

=monospaced text= and
<verbatim>
multi line text
</verbatim>

<wiki code>
stuff
</wiki code>

<tt>monospace</tt>

<strike>strikethrough</strike>

insert HTML via WYSIWYG editor

[[strike]strikethrough text]

<sup>superscript</sup>

insert HTML via WYSIWYG editor

<sup>text</sup>

<sub>subscript</sub>

insert HTML via WYSIWYG editor

<sub>text</sub>

%ATTACHURL%/image.png
http://any.domain/image.png
%IMAGE{"image.png"}%

insert HTML via WYSIWYG editor

http://example.org/file.jpg
Upload:file.gif
[[Image]...options...]

| left |   center   |   right |
or HTML
or CSS

<p align=right> stuff
or
insert HTML via WYSIWYG editor

only as part of tables or citations
[align:left|center|right]

<blockquote>
multi line text
</blockquote>

<ul>
stuff
</ul>
or
insert HTML via WYSIWYG editor

: indented line
:: indented line

* Item 1
* Item 1.1
* Item 2

* text
or
<!> text
or
insert HTML via WYSIWYG editor

* bulleted list
** bulleted list

1. Item 1
a. Item 1.a
1. Item 2

digits. stuff
or
insert HTML via WYSIWYG editor

# numbered list
## numbered list

$ Term: Definition

term:    definition
or
insert HTML via WYSIWYG editor

; term: definition

---

can use plain < HR > tag or
via WYSIWYG editor

----