MediaWiki vs. ProntoWiki vs. XWiki vs. Instiki

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

[pagename]

XWiki supports 16+ input syntaxes (e.g. confluence, twiki, docbook, mediawiki, xwiki, markdown, etc), see http://rendering.xwiki.org/xwiki/bin/view/Main/WebHome#HSupportedSyntaxes for details.

The syntax documented below is XWiki Syntax 2.1 (http://platform.xwiki.org/xwiki/bin/view/Main/XWikiSyntax).

[[wiki syntax here>>Space.Page]]
[[Space.Page]]
(Space is optional and is the current space if not specified)

[[Some Page]]
[[Some Page|anchor text]]
[[Some Page#anchor]]
[[Some Page#anchor|anchor text]]

[http://example.org The title]

{title|url}

[[wiki syntax here>>http://www.xwiki.com]]
http://www.xwiki.com

[another site](http://example.com)

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

!, !!, !!!

= Headline
== Subheadline
=== Sub-subheadline
==== etc..

#Level 1#
##Level 2##
###Level 3###
####Level 4####
#####Level 5#####
######Level 6######

'''bold'''

**bold**

**bold**

**bold**

''italic''

''italics''

//Italics//

_italic_, *italic*

<u>underlined</u>

__under__

__underline__

underlined
{: style='text-decoration:underlined'}

<tt>monospace</tt>

##monospace##

`monospace`

<s>strikethrough</s>

<<strike>> (using custom tags)

--Strike--

<del>strikethrough</del>
strikethrough
{: style='text-decoration:line-through'}

<sup>superscript</sup>

<<super>> (using custom tags)

^^superscript^^

<sup>superscript</sup>

<sub>subscript</sub>

<<sub>> (using custom tags)

,,subscript,,

<sub>subscript</sub>

[[Image:wiki.png]]

{guid} - this is displayed and can be inserted automatically for each image/page

image:img.png
image:Space.Page@img.png
[[image:img.png||width="25" height="25"]]
image:http://some/url/img.png

Starting with the xwiki/2.1 syntax, also:
image:icon:cancel

![alt text](http://ex.com/image.jpg),
[[image.jpg|alt text:pic]]

<center>Centered</center>

available through custom tags

(% style="... css here..." %)Text

p{: style='text-align:left'}
p{: style='text-align:right'}
p{: style='text-align:center'}
p{: style='text-align:justify'}

: indented line

multiple spaces ->  

Non-semantic text indentation through styling:

(% style="... css here..." %)multi line text

Quotes:

> This is a quoted text

p
{: style='margin-left:3em'}

> blockquote

* Item 1
** Item 1.2
* Item 2

+
++
+++
++++

* List
** list
*** list

* Item 1
** Item 1.1
* Item 2

# Item 1
## Item 1.2
# Item 2

#
##
###
####

1. Item 1
11. Item 2
111. Item 3
1. Item 4

1. Item 1
1. Item 1.1
2. Item 2

; term : definition

; term
: definition

term
: definition

----

----

***