統一資源標誌符方案
在互聯網號碼分配局註冊的方案

| redis    rediss  | Redis database | Provisional | IANA registration template （页面存档备份，存于）   IANA registration template （页面存档备份，存于） |  |  |
| reload  | REsource LOcation And Discovery Protocol | Permanent | RFC 6940 | reload://<destination>@<overlay>/[<specifier>] |  |
| res  | Used by Internet Explorer to display error pages when the server doesn't have its own customized error pages, or when there is no response from the server (in case which the server wasn't found, like when the server is down or the domain isn't registered or when there is no Internet connection, or in case of a timeout). | Provisional | IANA registration template （页面存档备份，存于）   Microsoft （页面存档备份，存于） | res://ieframe.dll/<File> (Where <File> is the file to load) | Works only in Internet Explorer. |
| resource  | Creating mapping for resource protocol aliases generted by the resource instruction. Used by Firefox. | Provisional | IANA registration template （页面存档备份，存于）   Mozilla | resource://<aliasname>/ (Where <aliasname> is the name of the aliase) | Works only in Firefox. |
| rmi  | Look up a Java object in an RMI registry. | Provisional | IANA registration template （页面存档备份，存于）   Sun | rmi://<host>[:<port>]/<object-name> | URI scheme understood by JNDI. Can be used to lookup a remote Java object within an RMI registry (typically for the purposes of RMI on that object). Host/port in the URI are of the rmiregistry （页面存档备份，存于） process, not the remote object. |
| rsync  | rsync | Provisional | RFC 5781 | rsync://<host>[:<port>]/<path> |  |
| rtmfp  | Real Time Media Flow Protocol | Provisional | IANA registration template （页面存档备份，存于）   RFC 7425 | rtmfp://<host>/<application>/<media> |  |
| rtmp  | Real Time Messaging Protocol | Provisional | IANA registration template （页面存档备份，存于）   Adobe Systems | rtmp://<host>/<application>/<media> | URI scheme used to connect to Adobe Flash Media Server. |
| rtsp  | Real Time Streaming Protocol | Permanent | RFC 2326 |  |  |
| secondlife  | Open the Map floater in Second Life application to teleport the resident to the location. | Provisional | IANA registration template （页面存档备份，存于）   Linden Lab | secondlife://<region name>/<x position>/<y position>/<z position> | Used by SLurl.com （页面存档备份，存于）. Knowledge base article （页面存档备份，存于）. |
| service  |  | Permanent | RFC 2609 |  |  |
| session  | Media Resource Control Protocol | Permanent | RFC 4463   RFC 6787 | session:<content-id> example:   session:help@root-level.store |  |
| sftp  | SFTP file transfers (not be to confused with FTPS (FTP/SSL)) | Provisional | IANA registration template （页面存档备份，存于）   IETF Draft | sftp://[<user>[;fingerprint=<host-key fingerprint>]@]<host>[:<port>]/<path>/<file> |  |
| sgn  | Social Graph Node Mapper | Provisional | IANA registration template （页面存档备份，存于）   Google | example:   sgn://social-network.example.com/?ident=bob | Official documentation from sgnodemapper project （页面存档备份，存于）. |
| shttp  | Secure HTTP | Permanent | RFC 2660 |  | Largely superseded by HTTPS. |
| sieve  | ManageSieve protocol | Permanent | RFC 5804 |  |  |
| sip  | Used with Session Initiation Protocol (SIP) | Permanent | RFC 2543   RFC 3969   RFC 3261 | 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  | Secure equivalent of sip | Permanent | RFC 3969   RFC 3261 | sips:<user>[:<password>]@<host>[:<port>][;<uri-parameters>][?<headers>] |  |
| skype  | Launching Skype call (see also callto:) | Provisional | IANA registration template （页面存档备份，存于）   Skype （页面存档备份，存于） | skype:<username|phonenumber>[?[add|call|chat|sendfile|userinfo]] |  |
| smb  | Accessing SMB/CIFS shares | Provisional | IANA registration template （页面存档备份，存于）   IETF Draft | 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  | Interact with SMS capable devices for composing and sending messages. | Permanent | RFC 5724 | sms:<phone number>?<action> examples:   sms:+15105550101?body=hello%20there   sms:+15105550101,+15105550102?body=hello%20there   | Should be used as a subset to the tel: schema. [來源請求] |
| snews  | NNTP over SSL/TLS | Historical | RFC 5538 |  |  |
| snmp  | Simple Network Management Protocol | Permanent | RFC 4088 | 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  |  | Permanent | RFC 3288   RFC 4227 |  |  |
| soldat  | Joining servers | Provisional | IANA registration template （页面存档备份，存于）   Soldat | soldat://<host>:<port>/[password] example:   soldat://127.0.0.1:23073/thatssecret! | Official note in Manual （页面存档备份，存于） |
| spotify  | Load a track, album, artist, search, or playlist in Spotify | Provisional | IANA registration template （页面存档备份，存于）   Spotify | spotify:<artist|album|track>:<id> or  spotify:search:<text> or  spotify:user:<username>:playlist:<id>  example:  spotify:track:2jCnn1QPQ3E8ExtLe6INsx | Informally specified in Spotify official blog post by CTO Andreas Ehn. |
| ssh  | SSH connections (like telnet:) | Provisional | IANA registration template （页面存档备份，存于）   IETF Draft | ssh://[<user>[;fingerprint=<host-key fingerprint>]@]<host>[:<port>] |  |
| steam  | Interact with Steam: install apps, purchase games, run games, etc. | Provisional | IANA registration template （页面存档备份，存于）   Steam, Valve Corporation | steam:<command line arguments> or   steam://<action>/<id, addon, IP, hostname, etc.> | Official documentation from Valve Developer Community website （页面存档备份，存于） |
| stun    stuns  | Session Traversal Utilities for NAT (STUN) | Permanent | RFC 7064 | stun[s]:<host>[:<port>] |  |
| svn  | Provides a link to a Subversion (SVN) source control repository | Provisional | IANA registration template （页面存档备份，存于）   Subversion | svn[+ssh]://<logindetails>@<repository><:port>/<modulepath> |  |
| tag  | Tag URI | Permanent | RFC 4151 | tag:<email/domainname>,<date>:<Item> | Represented entities do not necessarily have to be accessible electronically. |
| teamspeak  | Joining a server. | Provisional | IANA registration template （页面存档备份，存于）   TeamSpeak | teamspeak://<server>[:<port>]/[?<parameter1>=<value1>[&<parameter2>=<value2>]] | Official documentation from TeamSpeak Website （页面存档备份，存于） |
| tel  | Used for telephone numbers | Permanent | RFC 5341   RFC 3966   RFC 2806 | tel:<phonenumber> |  |
| telnet  | Used with telnet | Permanent | RFC 1738   RFC 4248 | telnet://<user>:<password>@<host>[:<port>/] |  |
| tftp  | Trivial File Transfer Protocol | Permanent | RFC 3617 |  |  |
| things  | Interact with Things: create new to-dos or go to a specific list | Provisional | IANA registration template （页面存档备份，存于）   Cultured Code | things:command?parameter1=value1&parameter2... | Works in iOS or OS X if Things by Cultured Code is installed. Complete documentation |
| thismessage  | multipart/related relative reference resolution | Permanent | IANA registration template （页面存档备份，存于） RFC 2557 |  |  |
| tn3270  | Interactive 3270 emulation sessions | Permanent | RFC 6270 |  |  |
| tip  | Transaction Internet Protocol | Permanent | RFC 2371 |  |  |
| turn    turns  | Traversal Using Relays around NAT (TURN) | Permanent | RFC 7065 | turn[s]:<host>[:<port>][?transport=<transport>] |  |
| tv  | TV Broadcasts | Permanent | RFC 2838 |  |  |
| udp  | BitTorrent tracker protocol based on UDP. | Provisional | IANA registration template （页面存档备份，存于）   BitTorrent | udp://<server>[:<port>]/ | Documentation: UDP tracker protocol （页面存档备份，存于） |
| udp  | MPEG Transport Stream over UDP | Provisional | IANA registration template （页面存档备份，存于）   MPEG-TS | udp://[<localaddress>@]<destination|multicastgroup>[:<port>] | Supported by FFmpeg, VLC and other common video streaming applications and appliances. Each UDP packet typically contains 1 to 7 188 byte TS packets with no additional headers or footers. |
| unreal  | Joining servers | Provisional | IANA registration template （页面存档备份，存于）   Unreal | unreal://<server>[:<port>]/ | Unreal legacy "protocol" |
| urn  | Uniform Resource Names | Permanent | RFC 2141 | urn:<namespace>:<specificpart> | Commonly used with namespace 'uuid'. See URN Namespaces （页面存档备份，存于）. |
| ut2004  | Joining servers | Provisional | IANA registration template （页面存档备份，存于）   Unreal Tournament 2004 | ut2004://<server>[:<port>][/<map>?<options>] | Documentation from Unreal Developer Network |
| vemmi  | Versatile Multimedia Interface | Permanent | RFC 2122 |  |  |
| ventrilo  | Joining a server. | Provisional | IANA registration template （页面存档备份，存于）   Ventrilo | ventrilo://<server>[:<port>]/[?<parameter1>=<value1>[&<parameter2>=<value2>]] | Official documentation from Ventrilo Website （页面存档备份，存于） |
| videotex  |  | Historical | IANA registration template （页面存档备份，存于）   IETF Draft   RFC 2122   RFC 3986 |  |  |
| view-source  | Shows a web page as code 'in the raw'. | Provisional | IANA registration template （页面存档备份，存于）   IETF Draft | view-source:<absolute-URI> where <absolute-URI> is specified in RFC 3986. Example:  view-source:http://en.wikipedia.org/wiki/URI_scheme | See view-source URI scheme for details. |
| wais  | Used with Wide area information server (WAIS) | Historical | RFC 1738   RFC 4156 | wais://<host>:<port>/<database>[?<search>] or wais://<host>:<port>/<database>/<wtype>/<wpath> | Listed as "Historical" by IANA. |
| webcal  | Subscribing to calendars in iCalendar format | Provisional | IANA registration template （页面存档备份，存于）   iCalendar | webcal://<hierarchical part> example:  webcal://example.com/calendar.ics | HTTP as a transport protocol is assumed. See Webcal for details. |
| ws    wss  | WebSocket protocol | Permanent | RFC 6455 | ws:<hierarchical part> |  |
| wtai  | Wireless Telephony Application Interface | Provisional | IANA registration template （页面存档备份，存于）   WAP Forum | wtai://wp/mc/+18165551212 | See Application Protocol Wireless Application Environment Specification Version 1.1 for details. |
| wyciwyg  | What You Cache Is What You Get WYCIWYG | Provisional | IANA registration template （页面存档备份，存于）   Mozilla | wyciwyg://<URI> | See WYCIWYG for details. |
| xcon  xcon-userid  |  | Permanent | RFC 6501 |  |  |
| xfire  | Adding friends and servers, joining servers, changing status text. | Provisional | IANA registration template （页面存档备份，存于）   Xfire | xfire:<function>[?<parameter1>=<value1>[&<parameter2>=<value2>]] | Official documentation from Xfire website |
| xmlrpc.beep  xmlrpc.beeps  |  | Permanent | RFC 3529 |  |  |
| xmpp  | XMPP | Permanent | RFC 4622   RFC 5122 | xmpp:[<user>]@<host>[:<port>]/[<resource>][?<query>] |  |
| xri  | eXtensible Resource Identifier (XRI) | Provisional | IANA registration template （页面存档备份，存于）   OASIS XRI Technical Committee （页面存档备份，存于） | xri://<authority>[/[<path>]][?<query>][#fragment] | Official documentation from OASIS XRI Technical Committee （页面存档备份，存于） |
| ymsgr  | Sending an instant message to a Yahoo! Contact. | Provisional | IANA registration template （页面存档备份，存于）   Yahoo! Messenger | ymsgr:sendIM?<screenname> |  |
| z39.50  | Z39.50 information access | Historical | RFC 1738   RFC 2056 |  |  |
| z39.50r  | Z39.50 retrieval | Permanent | RFC 2056 | z39.50r://<host>[:<port>]/<database>?<docid>[;esn=<elementset>][;rs=<recordsyntax>] |  |
| z39.50s  | Z39.50 session | Permanent | RFC 2056 | z39.50s://<host>[:<port>]/[<database>][?<docid>][;esn=<elementset>][;rs=<recordsyntax>] |  |