TiddlyWiki vs. Oddmuse vs. PhpWiki vs. WackoWiki vs. DokuWiki

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

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 or [somelink]
[ desc | pagename ]

[[InternalLink]] 
((InternalLink))
[[InternalLink alternate text]]
CamelCase

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

http://www.example.com
[[label|http://www.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://someserver/someurl
[ desc | exturl ]

https://wackowiki.org
[[https://wackowiki.org WackoWiki]]
[[Wikipedia:WackoWiki]]

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

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

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

section
=======

subsection
----------

!!!Headline1
!!Headline2
!Headline3

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

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

''bold''

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

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

**bold**

**bold**

//italic//

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

_italics_ or 
or
<em>italics</em>

//italics//

//italics//

__underline__

Depending on plugins:
_underline_
__underline__

<u>underlined</u>

__underline__

__underlined__

{{{monospaced}}}

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

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

##monospace##

''monospace''

--strikethrough--

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

<strike>striked through</strike>

--strikethrough--

<del>strikethrough</del>

^^superscript^^

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

<sup>above</sup>

^^superscript^^

<sup>superscript</sup>

~~subscript~~

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

<sub>below</sub>

,,subscript,,

<sub>subscript</sub>

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

http://example.com/pic.jpg

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

[ 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.png))
file:image.png
https://example.com/image.png

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

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

no example known

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

{html}<div align="right">{html}

%%(wacko wrapper="text" wrapper_align="center")
content%%

Plugin

:indent

> quote

<<<
blockquote
<<<

Depending on plugins:
> text

[quote]
text
[/quote]

: one
:: two

;: left indent
;;: more left indent

or 
paragraph
and another level 

one
two

N/A

* Item 1
** Item 1.1
* Item 2

* one
** two

* list
or
- list

*one
**One-two
*two
*three

* item 1
* item 1.1
* item 2

# Item 1
## Item 1.1
# Item 2

Depending on plugins:
1. one
2. two

# one
## two

# list

1. numbered List
1. numbered List-2
2.#8 numbered List, with break

- item 1
- item 1.1
- item 2

; term
: description

Depending on plugins:
; term: definition

Term:<def>
def

{html}<dl>
<dt>Coffee</dt>
<dd>Black hot drink</dd>
<dt>Milk</dt>
<dd>White cold drink</dd>
</dl>{html}

Plugin

----

Depending on plugins:
----

----

----

----