XWiki vs. MediaWiki vs. JSPWiki vs. PhpWiki vs. TracWiki

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)

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

[link]
[text|link]
[text|wiki:link]

WikiWord or [somelink]
[ desc | pagename ]

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

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

[http://example.org The title]

[http://www.example.com/]
[example|http://www.example.com/]
[text|wiki:link]

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

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

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

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

! Level 1
!! Level 2
!!! Level 3

!!!Headline1
!!Headline2
!Headline3

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

**bold**

'''bold'''

__bold__

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

'''bold'''

//Italics//

''italic''

''italics''

_italics_ or 
or
<em>italics</em>

''italic''

__underline__

<u>underlined</u>

%%(text-decoration: underline) text %%

<u>underlined</u>

__underline__

##monospace##

<tt>monospace</tt>

{{monospace}}

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

{{{monospace}}}
`monospace`

--Strike--

<s>strikethrough</s>

%%(text-decoration: line-through) deleted text %%

<strike>striked through</strike>

~~strike-through~~

^^superscript^^

<sup>superscript</sup>

%%(vertical-align: sup) text %%

<sup>above</sup>

^superscript^

,,subscript,,

<sub>subscript</sub>

%%(vertical-align: sub) text %%

<sub>below</sub>

,,subscript,,

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

[[Image:wiki.png]]

[local.jpg]
[{Image src='local.jpg'}]
[{Image src='http://foo.bar/foo.jpg'}]

[ 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

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

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

<center>Centered</center>

%%(text-align: right) text %%

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

Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text

: indented line

%%(text-indent: 20px) 20 pixels %%
%%(text-indent: 30%) 30 percent %%

;: left indent
;;: more left indent

or 
paragraph
and another level 

* List
** list
*** list

* Item 1
** Item 1.2
* Item 2

* Item 1
** Item 1.1
* Item 2

* list
or
- list

* Item 1
* Item 1.1
* Item 1

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

# Item 1
## Item 1.2
# Item 2

# Item 1
## Item 1.1
# Item 2

# list

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

; term
: definition

; term : definition

;term:definition

Term:<def>
def

term::
definition

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