aaa 
aaas

aaa[s]://<host>[:<port>][;transport=<transport>][;protocol=<protocol>]

example:
aaa://host.example.com:1813;transport=udp;protocol=radius

about

See about URI scheme for more details.

acap

acap://[<user>[;AUTH=<type>]@]<host>[:<port>]/<entry>

acct

adiumxtra

adiumxtra://www.adiumxtras.com/download/0000

afp

over TCP/IP: afp://[<user>@]<host>[:<port>][/[<path>]]
 

over AppleTalk: afp:/at/[<user>@]<host>[:<zone>][/]

afs

aim

aim:<function>?<parameters>

apt

apt:<package name>

attachment

attachment:/<resource number>/<filename>

aw

aw://<worldserver host>:<worldserver port>/<worldname>

barion

barion:<target>[?[amount=<amount>][&][currency=<currency>][&][comment=<comment>][&][sender=<sender>][&][type=purchase|charity|p2p]]

beshare

beshare://<servername>/<query>

bitcoin

bitcoin:<address>[?[amount=<size>][&][label=<label>][&][message=<message>]]

bolo

bolo://<hostname>/

callto

callto:<screenname> or
callto:<phonenumber> 

cap

generic syntax

chrome

chrome://<package>/<section>/<path> (Where <section> is either "content", "skin" or "locale")

chrome

chrome://<settings>/<path>/[<specificSetting>]

chrome-extension

chrome-extension://<extensionID>/<pageName>.html (Where <extensionID> is the ID given to the extension by "Chrome Web Store" and <pageName> is the location of an HTML page)

cid

cid:<content-id>

coap 
coaps

coap[s]://<host>[:<port>]/<path>[?<query>]

com-eventbrite-attendee

content

content://provider/<path>

crid

crid://<host>/<data>

cvs

cvs://<method:logindetails>@<repository>/<modulepath>;[date=date to retrieve | tag=tag to retrieve]

data

data:<mediatype>[;base64],<data>

dav

dav:

dict

dict://<user>;<auth>@<host>:<port>/d:<word>:<database>:<n>
 

dict://<user>;<auth>@<host>:<port>/m:<word>:<database>:<strat>:<n>

dlna-playsingle 
dlna-playcontainer

dns

dns:[//<host>[:<port>]/]<dnsname>[?<dnsquery>]

examples:
dns:example?TYPE=A;CLASS=IN
dns://192.168.1.1/ftp.example.org?type=A

dtn

dvb

ed2k

ed2k://|file|<filename>|<size of file>|<hash of file>|/ or
ed2k://|server|<host>|<port>|/

facetime

facetime://<address>|<MSISDN>|<mobile number>

example:
facetime://+19995551234

fax

fax:<phonenumber>

feed

feed:<absolute_uri> or
feed://<hierarchical part>

examples:
feed://example.com/rss.xml
feed:https://example.com/rss.xml

file

file://[host]/path or

 file:[//host]/path

finger

finger://host[:port][/<request>]

fish

fish://[<username>[:<password>]@]<hostname>[:<port>]

ftp

generic syntax

geo

geo:<lat>,<lon>[,<alt>][;u=<uncertainty>]
(for WGS-84)

gg

gg:<userid>

git

Github example: git://github.com/user/project-name.git

gizmoproject

gizmoproject://call?id=<gizmo_id>

go

go://[<host>]?[<common-name>]*[;<attribute>=[<type>,]<value>] or
go:<common-name>*[;<attribute>=[<type>,]<value>]

gopher

gopher://<host>:<port>/<item type><path>

gtalk

gtalk:chat?jid=example@gmail.com

h323

h323:[<user>@]<host>[:<port>][;<parameters>]

hcp

hcp://system/<File>.htm (Where <File> is the file to load)

http

generic syntax

https

generic syntax

iax

iax:[<username>@]<host>[:<port>][/<number>[?<context>]]

examples

iax:[2001:db8::1]:4569/alice?friends

iax:johnQ@example.com/12022561414

icap

icon

im

im:<username>@<host>, and also im:sip:<username>@<host> for MS Communicator launching

imap

imap://[<user>[;AUTH=<type>]@]<host>[:<port>]/<command>

info

ipn

ipp

irc

irc://<host>[:<port>]/[<channel>[?<password>]]

irc6

irc6://<host>[:<port>]/[<channel>[?<password>]]

ircs

ircs://<host>[:<port>]/[<channel>[?<password>]]

iris 
iris.beep 
iris.xpc 
iris.xpcs 
iris.lws

itms

itms:

jabber

jar

jar:<url>!/[<entry>]

jms

keyparc

keyparc://encrypt/<username>/<uri> or

keyparc://decrypt/<username>/<uri>

lastfm

lastfm://<radio_stream> or lastfm://globaltags/<genre> or
lastfm://user/<username>/<stuff>

ldap

ldap://[<host>[:<port>]][/<dn> [?[<attributes>][?[<scope>][?[<filter>][?<extensions>]]]]]

example:
ldap://ldap1.example.net:6666/o=University%20of%20Michigan, c=US??sub?(cn=Babs%20Jensen)

ldaps

ldaps://[<host>[:<port>]][/<dn> [?[<attributes>][?[<scope>][?[<filter>][?<extensions>]]]]]

magnet

magnet:?xt=urn:sha1:<hash of file>&dn=<display name>
(other parameters are also possible)

mailserver

mailto

mailto:<address>[?<header1>=<value1>[&<header2>=<value2>]]

example:
mailto:jsmith@example.com?subject=A%20Test&body=My%20idea%20is%3A%20%0A

maps

maps:q=<physical location>

market

?market://details?id=Package_name or

?market://search?q=Search_Query or

?market://search?q=pub:Publisher_Name

message

message:<MESSAGE-ID>

message://<MESSAGE-ID>

mid

mid:<message-id>[/<content-id>]

mms

mms://<host>:<port>/<path>

modem

ms-help

ms-help://<section>/<path>/<file>.htm (Where <section> is a library of help files – the name of the library begins with "MS.", <path> is the sub-libraries, and <file> is the name of the file)

ms-settings-power

msnim

Add a contact to the buddy list
 

msnim:add?contact=nada@example.com
Start a conversation with a contact
msnim:chat?contact=nada@example.com
Start a voice conversation with a contact
msnim:voice?contact=nada@example.com
Start a video conversation with a contact
msnim:video?contact=nada@example.com

msrp 
msrps

mtqp

mumble

mumble://[username[:password]@]<address>[:port]/[channelpath]?version=<serverversion>[&title=<servername>][&url=<serverurl>]

mupdate

mvn

mvn:org.ops4j.pax.web.bundles/service/0.2.0-SNAPSHOT
mvn:http://user:password@repository.ops4j.org/maven2!org.ops4j.pax.web.bundles/service/0.2.0

news

news:<newsgroupname> or
news:<message-id>

nfs

generic syntax

ni 
nih

nntp

nntp://<host>:<port>/<newsgroup-name>/<article-number>

notes

notes://<address>

oid

opaquelocktoken

pack

palm

palm:<servicename>[/<method>]]/

paparazzi

paparazzi:[<options>]http:[//<host>[:[<port>][<transport>]]/

pkcs11

platform

platform:/(resource|plugin|fragment|meta|config|base)/...

pop

pop://[<user>[;AUTH=<auth>]@]<host>[:<port>]

pres

pres:<address>[?<header1>=<value1>[&<header2>=<value2>]]

prospero

proxy

proxy:<option>=<value>[&<option>=<value>[&...]]

psyc

psyc:[//<host>[:[<port>][<transport>]]/[<object-name>][#<channel-name>]

query

query:<queryformula>

reload

reload://<destination>@<overlay>/[<specifier>]

res

res://ieframe.dll/<File> (Where <File> is the file to load)

resource

resource://<aliasname>/ (Where <aliasname> is the name of the aliase)

rmi

rmi://<host>[:<port>]/<object-name>

rsync

rsync://<host>[:<port>]/<path>

rtmp

rtmp://<host>/<application>/<media>

rtsp

secondlife

secondlife://<region name>/<x position>/<y position>/<z position>

service

session

session:<content-id>

example:
session:help@root-level.store

sftp

sftp://[<user>[;fingerprint=<host-key fingerprint>]@]<host>[:<port>]/<path>/<file>

sgn

example:
 

sgn://social-network.example.com/?ident=bob

shttp

sieve

sip

sip:<user>[:<password>]@<host>[:<port>][;<uri-parameters>][?<headers>]

examples:
sip:alice@atlanta.com?subject=project%20x&priority=urgent
sip:+1-212-555-1212:1234@gateway.com;user=phone

sips

sips:<user>[:<password>]@<host>[:<port>][;<uri-parameters>][?<headers>]

skype

skype:<username|phonenumber>[?[add|call|chat|sendfile|userinfo]]

smb

smb://[<user>@]<host>[:<port>][/[<path>]][?<param1>=<value1>[;<param2>=<value2>]] or
smb://[<user>@]<workgroup>[:<port>][/] or
 

smb://[[<domain>;]<username>[:<password>]@]<server>[:<port>][/[<share>[/[<path>]]][?[<param>=<value>[<param2>=<value2>[...]]]]]
example:
smb://workgroup;user:password@server/share/folder/file.txt

sms

sms:<phone number>?<action>

examples:
sms:+15105550101?body=hello%20there
sms:+15105550101,+15105550102?body=hello%20there

snews

snmp

snmp://[user@]host[:port][/[<context>[;<contextEngineID>]][/<oid>]]

examples:
snmp://example.com//1.3.6.1.2.1.1.3+
snmp://tester5@example.com:8161/bridge1;800002b804616263

soap.beep 
soap.beeps

soldat

soldat://<host>:<port>/[password]

example:
soldat://127.0.0.1:23073/thatssecret!

spotify

spotify:<artist|album|track>:<id> or
spotify:search:<text> or
spotify:user:<username>:playlist:<id>
 

example:
spotify:track:2jCnn1QPQ3E8ExtLe6INsx

ssh

ssh://[<user>[;fingerprint=<host-key fingerprint>]@]<host>[:<port>]

steam

steam:<command line arguments> or
steam://<action>/<id, addon, IP, hostname, etc.>

stun 
stuns

stun[s]:<host>[:<port>]

svn

svn[+ssh]://<logindetails>@<repository><:port>/<modulepath>

tag

tag:<email/domainname>,<date>:<Item>

teamspeak

teamspeak://<server>[:<port>]/[?<parameter1>=<value1>[&<parameter2>=<value2>]]

tel

tel:<phonenumber>

telnet

telnet://<user>:<password>@<host>[:<port>/]

tftp

things

things:add?title=Buy%20milk&notes=Low%20fat&dueDate=2011-12-24

thismessage

tip

tn3270

turn 
turns

turn[s]:<host>[:<port>][?transport=<transport>]

tv

udp

udp://<server>[:<port>]/

udp

udp://[<localaddress>@]<destination|multicastgroup>[:<port>]

unreal

unreal://<server>[:<port>]/

urn

urn:<namespace>:<specificpart>

ut2004

ut2004://<server>[:<port>][/<map>?<options>]

vemmi

ventrilo

ventrilo://<server>[:<port>]/[?<parameter1>=<value1>[&<parameter2>=<value2>]]

videotex

view-source

view-source:<absolute-URI>

where <absolute-URI> is specified in RFC 3986. Example:
view-source:http://en.wikipedia.org/wiki/URI_scheme

wais

wais://<host>:<port>/<database>[?<search>] or wais://<host>:<port>/<database>/<wtype>/<wpath>

webcal

webcal://<hierarchical part>

example:
webcal://example.com/calendar.ics

ws 
wss

ws:<hierarchical part>

wtai

wtai://wp/mc/+18165551212

wyciwyg

wyciwyg://<URI>

xcon 
xcon-userid

xfire

xfire:<function>[?<parameter1>=<value1>[&<parameter2>=<value2>]]

xmlrpc.beep 
xmlrpc.beeps

xmpp

xmpp:[<user>]@<host>[:<port>]/[<resource>][?<query>]

xri

xri://<authority>[/[<path>]][?<query>][#fragment]

ymsgr

ymsgr:sendIM?<screenname>

z39.50

z39.50r

z39.50r://<host>[:<port>]/<database>?<docid>[;esn=<elementset>][;rs=<recordsyntax>]

z39.50s

z39.50s://<host>[:<port>]/[<database>][?<docid>][;esn=<elementset>][;rs=<recordsyntax>]