MediaWiki vs. PhpWiki vs. Tiki Wiki CMS Groupware vs. TracWiki

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

WikiWord or [somelink]
[ desc | pagename ]

((Name of page))
or
((Name of page|link to a page))
or
(semantic(link to a page))
or, if activated:
CamelCase WikiWords

CamelCase
[wiki:ISO9000]
[wiki:TitleIndex Title Index]

[http://example.org The title]

http://someserver/someurl
[ desc | exturl ]

[http://example.com]
or
[http://example.com|label]

[http://www.edgewall.com/ Edgewall Software]

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

!!!Headline1
!!Headline2
!Headline3

-= Titlebar =-
! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5

= Level 1 =
== Level 2 ==
=== Level 3 ===
=== Explicit id === #using-explicit-id-in-heading

'''bold'''

*bold* or
<strong>bold</strong>

__bold__

'''bold'''

''italic''

_italics_ or 
or
<em>italics</em>

''italic''

''italic''

<u>underlined</u>

<u>underlined</u>

===underline===

__underline__

<tt>monospace</tt>

<tt>monospace</tt>
<code>code</code>
<pre>preformatted</pre>
<verbatim>
unparsed text</verbatim>

-+monospace+-

{{{monospace}}}
`monospace`

<s>strikethrough</s>

<strike>striked through</strike>

--strike--

~~strike-through~~

<sup>superscript</sup>

<sup>above</sup>

{SUP()}text{SUP}

^superscript^

<sub>subscript</sub>

<sub>below</sub>

{SUB()}text{SUB}

,,subscript,,

[[Image:wiki.png]]

[ http://foo.org/1.jpg size=30%] 
external image
[Upload:view.jpg align=right size=50x40] 
view uploaded image
[Upload:view.jpg | http://server/external-linkjpg ] 
view and link to another image

{img src=http://foo.bar/foo.jpg}

[[Image(photo.jpg)]]                           # simplest
[[Image(photo.jpg, 120px)]]                    # with size
[[Image(photo.jpg, right)]]                    # aligned by keyword
[[Image(photo.jpg, nolink)]]                   # without link

<center>Centered</center>

<?plugin RawHtml <span align="right"> ?>right<?plugin RawHtml </span> ?>
or <div align="right"> right </div>

::centered text::

: indented line

;: left indent
;;: more left indent

or 
paragraph
and another level 

leading spaces, if activated.

* Item 1
** Item 1.2
* Item 2

* list
or
- list

* Item 1
** Item 1.1
* Item 2

* Item 1
* Item 1.1
* Item 1

# Item 1
## Item 1.2
# Item 2

# list

# Item 1
## Item 1.1
# Item 2

1. Item 1
1. Item 1.1
1. Item 1

; term : definition

Term:<def>
def

;term:definition

term::
definition

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