TiddlyWiki vs. ErfurtWiki vs. MediaWiki

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

WikiPage
[WikiPage | Go here]

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

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

http://erfurtwiki.sf.net
[http://erfurtwiki.sf.net | Go here]
mario@wiki.net

[http://example.org The title]

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

!!! Big Headline
!! Medium Headline
! Section Headline

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

''bold''

__bold text__
**bold text**

'''bold'''

//italic//

''ialic text''

''italic''

__underline__

optional or via css

<u>underlined</u>

{{{monospaced}}}

==monospaced text==

<tt>monospace</tt>

--strikethrough--

optional or via css

<s>strikethrough</s>

^^superscript^^

^^superscript text^^

<sup>superscript</sup>

~~subscript~~

optional or via css

<sub>subscript</sub>

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

[link to the image.jpg]

[[Image:wiki.png]]

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

optional or via css

<center>Centered</center>

:indent

> quote

<<<
blockquote
<<<

just use 3 spaces or tabs
indented text

: indented line

* Item 1
** Item 1.1
* Item 2

* Item A
* Item B
** Item B1

* Item 1
** Item 1.2
* Item 2

# Item 1
## Item 1.1
# Item 2

# Item 1
## Item 1.1
##* Item 1.1a
##* Item 1.1b

# Item 1
## Item 1.2
# Item 2

; term
: description

:definition: explanation
:anotherdef: another description

; term : definition

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