Wikia vs. XWiki vs. DokuWiki vs. MediaWiki vs. TiddlyWiki

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

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

WikiWord (CamelCase)
[[link]]
[[label|link]]

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

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

[http://example.org The title]

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

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

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

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

! Level 1
!! Level 2
!!! Level 3
!!!! Level 4
!!!!! Level 5

**bold**

**bold**

'''bold'''

''bold''

//Italics//

//italics//

''italic''

//italic//

__underline__

__underlined__

<u>underlined</u>

__underline__

##monospace##

''monospace''

<tt>monospace</tt>

{{{monospaced}}}

--Strike--

<del>strikethrough</del>

<s>strikethrough</s>

--strikethrough--

^^superscript^^

<sup>superscript</sup>

<sup>superscript</sup>

^^superscript^^

,,subscript,,

<sub>subscript</sub>

<sub>subscript</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

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

[[Image:wiki.png]]

[img[local.jpg]]
[img[http://foo.bar/foo.jpg]]

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

Plugin

<center>Centered</center>

using custom classes, e.g.
{{right{
text
}}}

Non-semantic text indentation through styling:

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

Quotes:

> This is a quoted text

N/A

: indented line

:indent

> quote

<<<
blockquote
<<<

* List
** list
*** list

* item 1
* item 1.1
* item 2

* Item 1
** Item 1.2
* Item 2

* Item 1
** Item 1.1
* Item 2

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

- item 1
- item 1.1
- item 2

# Item 1
## Item 1.2
# Item 2

# Item 1
## Item 1.1
# Item 2

; term
: definition

Plugin

; term : definition

; term
: description

----

----

----

----