Foswiki vs. Hatta vs. KeheiWiki vs. Wiclear vs. Wiki-Toolkit

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

[[link]]
[[link|label]]

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

[Title]

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

http://example.com
[[http://example.com]]
[[http://example.com|label]]
[[http://example.com|{{image}}]]

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

[Title|http://url.to/]

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

= h1 =
== h2 ==
...
===== h5 =====

text  ----    
or
insert HTML via WYSIWYG editor

!title1
!!title2
!!!title3

*bold*

**bold**

_ text _ 
or
insert HTML via WYSIWYG editor

__bold__

_italic_

//italic//

* text *
or
insert HTML via WYSIWYG editor

''italic''

<u>underline</u>

n/a

insert HTML via WYSIWYG editor

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

{{{verbatim}}}

<wiki code>
stuff
</wiki code>

the text must be preceded by 2 spaces
and it will be pre formatted

<strike>strikethrough</strike>

n/a

insert HTML via WYSIWYG editor

<sup>superscript</sup>

n/a

insert HTML via WYSIWYG editor

<sub>subscript</sub>

n/a

insert HTML via WYSIWYG editor

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

{{image}}
{{image|alt}}

insert HTML via WYSIWYG editor

((image|title|left|longer description|100|100))

| left |   center   |   right |
or HTML
or CSS

n/a

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

<blockquote>
multi line text
</blockquote>

n/a

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

* Item 1
* Item 1.1
* Item 2

* list
** sublist

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

*item1
*item2
**item21
**item22
*item3

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

n/a

digits. stuff
or
insert HTML via WYSIWYG editor

#item1
##item1.1
##item1.2
#item2
#item3

$ Term: Definition

n/a

term:    definition
or
insert HTML via WYSIWYG editor

;def1 : the complete definition of def1
;def2 : the complete definition of def2

---

----

can use plain < HR > tag or
via WYSIWYG editor