TiddlyWiki vs. MediaWiki vs. PmWiki vs. Friki

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

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

[[page name]]
[[page name | link text]]
[[link text -> page name]]
[[#anchor]]
[[#anchor|link to anchor]]
[[page name #anchor]]

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

[http://example.org The title]

http://....
[[http://... | link text]]
[[link text -> http://...]]

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

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

! Level 1
!!#anchor Level 2
!!! Level 3

''bold''

'''bold'''

'''bold'''

'''bold''

//italic//

''italic''

''italic''

''italic''

__underline__

<u>underlined</u>

{+underlined+}

{{{monospaced}}}

<tt>monospace</tt>

@@monospace@@

monospace

--strikethrough--

<s>strikethrough</s>

{-strikethrough-}

^^superscript^^

<sup>superscript</sup>

'^superscript^'

~~subscript~~

<sub>subscript</sub>

'_subscript_'

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

[[Image:wiki.png]]

https://foo.bar/foo.jpg
Attach:foo.jpg
Attach:foo.jpg"alt/title text" | Caption

http://stringtree.org/friki/logo.gif

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

<center>Centered</center>

%center% centered text
%right% right aligned
%lfloat% left floating text
%rfloat% right floating text
%rframe% right floating frame
%lframe% left floating frame

:indent

> quote

<<<
blockquote
<<<

: indented line

-> indented text
--> more indentation
-< hanging text
--< more indentation

:        indented

* Item 1
** Item 1.1
* Item 2

* Item 1
** Item 1.2
* Item 2

* Item 1
** Item 1.1
* Item 2
alternatively, indented:
* item 1
* item 1.1
* item 2

* first
* second

# Item 1
## Item 1.1
# Item 2

# Item 1
## Item 1.2
# Item 2

# Item 1
## Item 1.1
# Item 2
alternatively, indented:
# Item 1
# Item 1.1
# Item 2

1. first
1. second

; term
: description

; term : definition

: term : definition

title:        description

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