DokuWiki vs. Foswiki vs. KeheiWiki vs. MediaWiki

[[a Link]]
[[namespace:link]]
[[link|With a Title]]

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

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

[[a link]]
[[a link|with title]]

[[http://example.com]]
[[http://example.com|With a Title]]

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 The title]

====== Level 1 ======
===== Level 2 =====
==== Level 3 ====
=== Level 4 ===
== Level 5 ==

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

text  ----    
or
insert HTML via WYSIWYG editor

==Section==
===Subsection===
====Sub-subsection====

**bold**

*bold*

_ text _ 
or
insert HTML via WYSIWYG editor

'''bold'''

//italics//

_italic_

* text *
or
insert HTML via WYSIWYG editor

''italic''

__underlined__

<u>underline</u>

insert HTML via WYSIWYG editor

<u>underlined</u>

''monospace''

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

<wiki code>
stuff
</wiki code>

<tt>monospace</tt>

<del>strikethrough</del>

<strike>strikethrough</strike>

insert HTML via WYSIWYG editor

<s>strikethrough</s>

<sup>superscript</sup>

<sup>superscript</sup>

insert HTML via WYSIWYG editor

<sup>superscript</sup>

<sub>subscript</sub>

<sub>subscript</sub>

insert HTML via WYSIWYG editor

<sub>subscript</sub>

{{local.jpg}}
{{http://foo.bar/baz.jpg}}

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

insert HTML via WYSIWYG editor

[[Image:wiki.png]]

Plugin

| left |   center   |   right |
or HTML
or CSS

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

<center>Centered</center>

N/A

<blockquote>
multi line text
</blockquote>

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

: indented line

* item 1
* item 1.1
* item 2

* Item 1
* Item 1.1
* Item 2

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

* Item 1
** Item 1.2
* Item 2

- item 1
- item 1.1
- item 2

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

digits. stuff
or
insert HTML via WYSIWYG editor

# Item 1
## Item 1.2
# Item 2

Plugin

$ Term: Definition

term:    definition
or
insert HTML via WYSIWYG editor

; term : definition

----

---

can use plain < HR > tag or
via WYSIWYG editor

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