DokuWiki vs. Foswiki vs. GWiki vs. Oddmuse vs. TiddlyWiki

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

WikiWord autolink
Otherweb.WikiWord
[[Spaced text]]
[[WikiWord][label]]

[path/Page]
[My Title|path/Page]

optional, default on:
[[page name]]

optional, default off:
PageName
[PageName] → [1]
[[[page name]]] → [1]
[PageName text] → text
[[page name|text]] → text

Depending on plugins:
[text](page) → text

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

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

External Link
http://foswiki.org/ autolink
[[http://foswiki.org/][label]]

[http://example.com]

http://example.com/
[http://example.com/] → [1]

optional, default on:
[http://example.com/ text] → text

Depending on plugins:
[text](http://example.com/) → text

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

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

---+ Level 1
---++ Level 2
---+++ Level 3
---++++ Level 4
---+++++ Level 5
---++++++ Level 6

h1. Heading 1
h2. Heading 2

Depending on plugins:
## two
### three
== two ==
=== three ==

section
=======

subsection
----------

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

**bold**

*bold*

*Bold Format*

Depending on plugins:
*bold*
**bold*
'''bold'''

''bold''

//italics//

_italic_

_Italic format_

Depending on plugins:
*italic*
/italic/
//italic//
''italic''

//italic//

__underlined__

<u>underline</u>

+Unterlined+

Depending on plugins:
_underline_
__underline__

__underline__

''monospace''

=monospaced text= and
<verbatim>
multi line text
</verbatim>

{{Monospace}}

Depending on plugins:
`mono`
##mono##
[code]mono[/code]
<tt>mono</tt>
<code>mono</code>

{{{monospaced}}}

<del>strikethrough</del>

<strike>strikethrough</strike>

-StrikeThrough-

via bbCode plugin:
[s]strike through[/s]

--strikethrough--

<sup>superscript</sup>

<sup>superscript</sup>

^Superscript^

via bbCode plugin:
[sup]superscript[/sup]

^^superscript^^

<sub>subscript</sub>

<sub>subscript</sub>

~Subscript~

via bbCode plugin:
[sub]subscript[/sub]

~~subscript~~

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

%ATTACHURL%/image.png
http://any.domain/image.png
%IMAGE{"image.png"}%

!path/SkinSampleGWiki.png!

http://example.com/pic.jpg

Depending on plugins:
[[image:Name|Text|URL]] and variants
![text](URL)

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

Plugin

| left |   center   |   right |
or HTML
or CSS

{div:style=...}
Aligned Text
{div}

no example known

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

N/A

<blockquote>
multi line text
</blockquote>

{div:style=...}
Aligned Text
{div}

Depending on plugins:
> text

[quote]
text
[/quote]

: one
:: two

:indent

> quote

<<<
blockquote
<<<

* item 1
* item 1.1
* item 2

* Item 1
* Item 1.1
* Item 2

- Item 1
- Item 2
-- Sub Item

* one
** two

* Item 1
** Item 1.1
* Item 2

- item 1
- item 1.1
- item 2

1. Item 1
a. Item 1.a
1. Item 2

# Item 1
# Item 2
## Sub Item

Depending on plugins:
1. one
2. two

# one
## two

# Item 1
## Item 1.1
# Item 2

Plugin

$ Term: Definition

* Item 1
* Item 2
** Sub Item

Depending on plugins:
; term: definition

; term
: description

----

---

----

Depending on plugins:
----

----