URI Scheme,Template,Description,Status,CRI Scheme Number,Well-Known URI Support,Reference,Notes
aaa,,Diameter Protocol,Permanent,13862,-,[RFC6733],
aaas,,Diameter Protocol with Secure Transport,Permanent,14526,-,[RFC6733],
about,,about,Permanent,3786,-,[RFC6694],
acap,,application configuration access protocol,Permanent,12705,-,[RFC2244],
acct,,acct,Permanent,10229,-,[RFC7565],
acd,prov/acd,acd,Provisional,6840,-,[Michael_Hedenus],
acr,prov/acr,acr,Provisional,10196,-,[OMA-OMNA],
adiumxtra,prov/adiumxtra,adiumxtra,Provisional,6634,-,[Dave_Thaler],
adt,prov/adt,adt,Provisional,5150,-,[SAP_SE],
afp,prov/afp,afp,Provisional,13404,-,[Dave_Thaler],
afs,,Andrew File System global file names,Provisional,10687,-,[RFC1738],
agtp,prov/agtp,agtp,Provisional,1006,-,[Chris_Hood],
aim,prov/aim,aim,Provisional,10327,-,[Dave_Thaler],
amss,prov/amss,amss,Provisional,10831,-,[RadioDNS_Project],
android,prov/android,android,Provisional,15061,-,[Adam_Barth][https://developer.android.com/guide/topics/manifest/manifest-intro],
appdata,prov/appdata,appdata,Provisional,7364,-,[urischemeowners_at_microsoft.com],
apt,prov/apt,apt,Provisional,7856,-,[Dave_Thaler],
ar,prov/ar,ar,Provisional,5099,-,[Arweave_Team],
ari,prov/ari,ari,Provisional,3818,-,[draft-ietf-dtn-ari-04],
ark,prov/ark,ark,Provisional,3018,-,[ARK_agency][https://n2t.net/ark:/21206/10015],
at,prov/at,at (see [reviewer notes]),Provisional,6007,-,[Bluesky_PBLLC][Paul_Frazee],
attachment,prov/attachment,attachment,Provisional,8577,-,[Dave_Thaler],
aw,prov/aw,aw,Provisional,16051,-,[Dave_Thaler],
barion,prov/barion,barion,Provisional,10225,-,[Bíró_Tamás],
bb,historic/bb,bb,Historical,5188,-,[IESG],
beshare,prov/beshare,beshare,Provisional,4674,-,[Dave_Thaler],
bitcoin,prov/bitcoin,bitcoin,Provisional,9186,-,[Dave_Thaler],
bitcoincash,prov/bitcoincash,bitcoincash,Provisional,7226,-,[Corentin_Mercier],
bl,prov/bl,bluetooth (shortened),Provisional,10024,-,[Daniel_Cowling],
blob,prov/blob,blob,Provisional,11060,-,[W3C_WebApps_Working_Group][Chris_Rebert],
bluetooth,prov/bluetooth,bluetooth,Provisional,12052,-,[Daniel_Cowling],
bolo,prov/bolo,bolo,Provisional,8765,-,[Dave_Thaler],
brid,prov/brid,brid,Provisional,8251,-,[Jürgen_Grupp][Michael_Ranft][Sophie_Schenkel],
browserext,prov/browserext,browserext,Provisional,4327,-,[Mike_Pietraszak],
cabal,prov/cabal,cabal,Provisional,11393,-,[Frédéric_Wang][Cabal_Club],
calculator,prov/calculator,calculator,Provisional,3783,-,[urischemeowners_at_microsoft.com],
callto,prov/callto,callto,Provisional,8713,-,[Alexey_Melnikov],
cap,,Calendar Access Protocol,Permanent,9204,-,[RFC4324],
caip,prov/caip,caip,Provisional,1001,-,[Patrick_Collins],
cast,prov/cast,cast,Provisional,1220,-,[Adam_Barth][https://developers.google.com/cast/docs/registration],
casts,prov/casts,casts,Provisional,12718,-,[Adam_Barth][https://developers.google.com/cast/docs/registration],
chrome,prov/chrome,chrome,Provisional,5728,-,[Dave_Thaler],
chrome-extension,prov/chrome-extension,chrome-extension,Provisional,14667,-,[Dave_Thaler],
cid,,content identifier,Permanent,15202,-,[RFC2392],
coap,,coap,Permanent,0,[RFC7252],[RFC7252],
coap+tcp,,coap+tcp (see [reviewer notes]),Permanent,6,[RFC8323],[RFC8323],
coap+ws,,coap+ws (see [reviewer notes]),Permanent,24,[RFC8323],[RFC8323],
coaps,,coaps,Permanent,1,[RFC7252],[RFC7252],
coaps+tcp,,coaps+tcp (see [reviewer notes]),Permanent,7,[RFC8323],[RFC8323],
coaps+ws,,coaps+ws (see [reviewer notes]),Permanent,25,[RFC8323],[RFC8323],
com-eventbrite-attendee,prov/com-eventbrite-attendee,com-eventbrite-attendee,Provisional,9278,-,[Bob_Van_Zant],
content,prov/content,content,Provisional,8387,-,[Dave_Thaler],
content-type,prov/content-type,content-type,Provisional,6030,-,[Donald_Eastlake],
crid,,TV-Anytime Content Reference Identifier,Permanent,5990,-,[RFC4078],
cstr,prov/cstr,cstr,Provisional,6730,-,[Wang_Shu],
cttps,prov/cttps,cttps,Provisional,1007,-,[Saso_Ahmed],
cvs,prov/cvs,cvs,Provisional,12242,-,[Dave_Thaler],
dab,prov/dab,dab,Provisional,6774,-,[RadioDNS_Project],
dat,prov/dat,dat,Provisional,10583,-,[Frédéric_Wang][Paul_Frazee],
data,,data,Permanent,1946,-,[RFC2397],
dav,,dav,Permanent,4373,-,[RFC4918],
dhttp,prov/dhttp,dhttp (see [reviewer notes]),Provisional,4549,-,[Qi_Zhou],
diaspora,prov/diaspora,diaspora,Provisional,4598,-,[Dennis_Schubert],
dict,,dictionary service protocol,Permanent,3886,-,[RFC2229],
did,prov/did,did,Provisional,5,-,[W3C_Decentralized_Identifier_Working_Group][Manu_Sporny][Ivan_Herman],
dilithium3,prov/dilithium3,dilithium3,Provisional,1005,-,[Juan_Jose_Todoli_de_Torres],
dis,prov/dis,dis,Provisional,17134,-,[Christophe_Meessen],
dlna-playcontainer,prov/dlna-playcontainer,dlna-playcontainer,Provisional,5557,-,[DLNA],
dlna-playsingle,prov/dlna-playsingle,dlna-playsingle,Provisional,6144,-,[DLNA],
dnp,prov/dnp,dnp,Provisional,15819,-,[Shuai_Wang],
dns,,Domain Name System,Permanent,12932,-,[RFC4501],
dntp,prov/dntp,dntp,Provisional,14347,-,[Hans-Dieter_A._Hiep],
doi,,doi,Permanent,13014,-,[DOI URI Scheme][Pierre-Anthony_Lemieux][DOI_Foundation],
donau,prov/donau,donau,Provisional,10150,-,[draft-grothoff-donau-02],
dpp,prov/dpp,dpp,Provisional,2442,-,[Gaurav_Jain][Wi-Fi_Alliance],
drm,prov/drm,drm,Provisional,9859,-,[RadioDNS_Project],
drop,historic/drop,drop,Historical,16138,-,[IESG],
dtmi,prov/dtmi,dtmi,Provisional,17097,-,[urischemeowners_at_microsoft.com],
dtn,,DTNRG research and development,Permanent,7456,-,[RFC9171],
dvb,,dvb,Provisional,10380,-,[draft-mcroberts-uri-dvb-09],
dvx,prov/dvx,dvx,Provisional,11645,-,[Clemens_Bastian],
dweb,prov/dweb,dweb,Provisional,1328,-,[Frédéric_Wang][Protocol_Labs],
ed2k,prov/ed2k,ed2k,Provisional,2790,-,[Dave_Thaler],
eid,prov/eid,eid,Provisional,4929,-,[eSIM_Group_GSM_Association],
elsi,prov/elsi,elsi,Provisional,13680,-,[Kimmo_Lindholm],
embedded,prov/embedded,embedded,Provisional,4193,-,[Peter_Hoddie],
ens,prov/ens,ens,Provisional,1982,-,[Ricky_Bloomfield][Bradley_Nelson],
esim,prov/esim,esim,Provisional,3032,-,[eSIM_Group_GSM_Association],
ethereum,prov/ethereum,ethereum,Provisional,7913,-,[Frédéric_Wang][ligi],
example,,example,Permanent,5296,-,[RFC7595],
facetime,prov/facetime,facetime,Provisional,3795,-,[Dave_Thaler],
fax,,fax,Historical,4053,-,[RFC2806][RFC3966],
feed,prov/feed,feed,Provisional,7520,-,[Dave_Thaler],
feedready,prov/feedready,feedready,Provisional,11824,-,[Mirko_Nosenzo],
fido,prov/fido,fido,Provisional,5717,-,[Adam_Langley],
file,,Host-specific file names,Permanent,12068,-,[RFC8089],
filesystem,historic/filesystem,filesystem,Historical,3365,-,[W3C_WebApps_Working_Group][Chris_Rebert],
finger,prov/finger,finger,Provisional,17315,-,[Dave_Thaler],
first-run-pen-experience,prov/first-run-pen-experience,first-run-pen-experience,Provisional,16069,-,[urischemeowners_at_microsoft.com],
fish,prov/fish,fish,Provisional,12634,-,[Dave_Thaler],
fm,prov/fm,fm,Provisional,2806,-,[RadioDNS_Project],
ftp,,File Transfer Protocol,Permanent,14878,-,[RFC1738],
fuchsia-pkg,prov/fuchsia-pkg,fuchsia-pkg,Provisional,12806,-,[Adam_Barth][https://fuchsia.googlesource.com/fuchsia/],
geo,,Geographic Locations,Permanent,3342,-,[RFC5870],
gg,prov/gg,gg,Provisional,11055,-,[Dave_Thaler],
git,prov/git,git,Provisional,13068,-,[Dave_Thaler],
gitoid,prov/gitoid,gitoid,Provisional,3775,-,[Ed_Warnicke],
gizmoproject,prov/gizmoproject,gizmoproject,Provisional,10744,-,[Dave_Thaler],
go,,go,Permanent,5705,-,[RFC3368],
gopher,,The Gopher Protocol,Permanent,8601,-,[RFC4266],
graph,prov/graph,graph,Provisional,11583,-,[Alastair_Green],
grd,historic/grd,grd,Historical,9444,-,[IESG],
gtalk,prov/gtalk,gtalk,Provisional,4709,-,[Dave_Thaler],
h323,,H.323,Permanent,10317,-,[RFC3508],
ham,,ham,Provisional,6503,-,[RFC7046],
hcap,prov/hcap,hcap,Provisional,9875,-,[urischemeowners_at_microsoft.com],
hcp,prov/hcp,hcp,Provisional,6024,-,[Alexey_Melnikov],
hs20,prov/hs20,hs20,Provisional,1273,-,[Bruno_Tomas],
http,,Hypertext Transfer Protocol,Permanent,2,[RFC8615],"[RFC9110, Section 4.2.1]",
https,,Hypertext Transfer Protocol Secure,Permanent,3,[RFC8615],"[RFC9110, Section 4.2.2]",
hxxp,prov/hxxp,hxxp,Provisional,16728,-,[draft-salgado-hxxp-01],
hxxps,prov/hxxps,hxxps,Provisional,4714,-,[draft-salgado-hxxp-01],
hydrazone,prov/hydrazone,hydrazone,Provisional,6632,-,[Matthias_Merkel][https://tech.hydrazone.pro/uri/specification/hydrazone.txt],
hyper,prov/hyper,hyper,Provisional,12876,-,[Frédéric_Wang][Paul_Frazee],
i0,prov/i0,i0,Provisional,10328,-,[Ember_Ana],
iax,,Inter-Asterisk eXchange Version 2,Permanent,7126,-,[RFC5456],
ibi,prov/ibi,ibi,Provisional,1002,-,[Gerald_Jean_Francis_Banon],
ibi-,prov/ibi-,ibi-,Provisional,1003,-,[Gerald_Jean_Francis_Banon],
icap,,Internet Content Adaptation Protocol,Permanent,12566,-,[RFC3507],
icon,,icon,Provisional,14868,-,[draft-lafayette-icon-uri-scheme-01],
ilstring,prov/ilstring,ilstring,Provisional,12237,-,[OPC_Foundation][https://webstore.iec.ch/en/publication/77973],
im,,Instant Messaging,Permanent,6883,-,[RFC3860],
imap,,internet message access protocol,Permanent,10119,-,[RFC5092],
info,,"Information Assets with Identifiers in Public Namespaces. [RFC4452] (section 3) defines an ""info"" registry of public namespaces, which is maintained by NISO and can be accessed from [http://info-uri.info/].",Permanent,13846,-,[RFC4452],
iotdisco,prov/iotdisco,iotdisco,Provisional,17170,-,[Peter_Waher][https://www.iana.org/assignments/uri-schemes/prov/iotdisco.pdf],
ipfs,prov/ipfs,ipfs,Provisional,15972,-,[Frédéric_Wang][Protocol_Labs],
ipn,,ipn,Permanent,8775,-,[RFC9758],
ipns,prov/ipns,ipns,Provisional,16933,-,[Frédéric_Wang][Protocol_Labs],
ipp,,Internet Printing Protocol,Permanent,9318,-,[RFC3510],
ipps,,Internet Printing Protocol over HTTPS,Permanent,4419,-,[RFC7472],
irc,prov/irc,irc,Provisional,5425,-,[Dave_Thaler],
irc6,prov/irc6,irc6,Provisional,1905,-,[Dave_Thaler],
ircs,prov/ircs,ircs,Provisional,8687,-,[Dave_Thaler],
iris,,Internet Registry Information Service,Permanent,13986,-,[RFC3981],
iris.beep,,iris.beep,Permanent,15639,-,[RFC3983],
iris.lwz,,iris.lwz,Permanent,4590,-,[RFC4993],
iris.xpc,,iris.xpc,Permanent,12422,-,[RFC4992],
iris.xpcs,,iris.xpcs,Permanent,16134,-,[RFC4992],
isostore,prov/isostore,isostore,Provisional,7225,-,[urischemeowners_at_microsoft.com],
itms,prov/itms,itms,Provisional,14830,-,[Dave_Thaler],
jabber,perm/jabber,jabber,Permanent,6109,-,[Peter_Saint-Andre],
jar,prov/jar,jar,Provisional,1578,-,[Dave_Thaler],
jms,,Java Message Service,Provisional,3634,-,[RFC6167],
keyparc,prov/keyparc,keyparc,Provisional,9770,-,[Dave_Thaler],
lastfm,prov/lastfm,lastfm,Provisional,11742,-,[Dave_Thaler],
lbry,prov/lbry,lbry,Provisional,14010,-,[Alex_Grintsvayg],
ldap,,Lightweight Directory Access Protocol,Permanent,13442,-,[RFC4516],
ldaps,prov/ldaps,ldaps,Provisional,3906,-,[Dave_Thaler],
leaptofrogans,,leaptofrogans,Permanent,16281,-,[RFC8589],
lid,prov/lid,lid,Provisional,10247,-,[IS4],
linkid,prov/linkid,linkid,Provisional,1819,-,[Christian_Nyffenegger],
lorawan,prov/lorawan,lorawan,Provisional,11718,-,[OMA-DMSE],
lpa,prov/lpa,lpa,Provisional,6658,-,[eSIM_Group_GSM_Association],
lvlt,prov/lvlt,lvlt,Provisional,5480,-,[Alexander_Shishenko],
machineProvisioningProgressReporter,prov/machineProvisioningProgressReporter,Windows Autopilot Modern Device Management status updates,Provisional,5477,-,[urischemeowners_at_microsoft.com],
magnet,prov/magnet,magnet,Provisional,9805,-,[Dave_Thaler],
mailserver,,Access to data available from mail servers,Historical,10868,-,[RFC6196],
mailto,,Electronic mail address,Permanent,12102,-,[RFC6068],
maps,prov/maps,maps,Provisional,14153,-,[Dave_Thaler],
market,prov/market,market,Provisional,14595,-,[Dave_Thaler],
matrix,prov/matrix,matrix,Provisional,9487,-,[Hubert_Chathi],
message,prov/message,message,Provisional,14460,-,[Dave_Thaler],
microsoft.windows.camera,prov/microsoft.windows.camera,microsoft.windows.camera,Provisional,11857,-,[urischemeowners_at_microsoft.com],
microsoft.windows.camera.multipicker,prov/microsoft.windows.camera.multipicker,microsoft.windows.camera.multipicker,Provisional,7942,-,[urischemeowners_at_microsoft.com],
microsoft.windows.camera.picker,prov/microsoft.windows.camera.picker,microsoft.windows.camera.picker,Provisional,5883,-,[urischemeowners_at_microsoft.com],
mid,,message identifier,Permanent,3646,-,[RFC2392],
mms,prov/mms,mms,Provisional,12337,-,[Alexey_Melnikov],
modem,,modem,Historical,9154,-,[RFC2806][RFC3966],
mongodb,prov/mongodb,mongodb,Provisional,13372,-,[Ignacio_Losiggio][Mongo_DB_Inc],
moz,prov/moz,moz,Provisional,6808,-,[Joe_Hildebrand],
mqtt,prov/mqtt,mqtt,Provisional,10740,-,[Mike_Bishop],
mqtts,prov/mqtts,mqtts,Provisional,14906,-,[Mike_Bishop],
ms-access,prov/ms-access,ms-access,Provisional,6863,-,[urischemeowners_at_microsoft.com],
ms-appinstaller,prov/ms-appinstaller,ms-appinstaller,Provisional,5152,-,[urischemeowners_at_microsoft.com],
ms-browser-extension,prov/ms-browser-extension,ms-browser-extension,Provisional,14090,-,[urischemeowners_at_microsoft.com],
ms-calculator,prov/ms-calculator,ms-calculator,Provisional,3690,-,[urischemeowners_at_microsoft.com],
ms-drive-to,prov/ms-drive-to,ms-drive-to,Provisional,4102,-,[urischemeowners_at_microsoft.com],
ms-enrollment,prov/ms-enrollment,ms-enrollment,Provisional,14310,-,[urischemeowners_at_microsoft.com],
ms-excel,prov/ms-excel,ms-excel,Provisional,5536,-,[urischemeowners_at_microsoft.com],
ms-eyecontrolspeech,prov/ms-eyecontrolspeech,ms-eyecontrolspeech,Provisional,17381,-,[urischemeowners_at_microsoft.com],
ms-gamebarservices,prov/ms-gamebarservices,ms-gamebarservices,Provisional,12823,-,[urischemeowners_at_microsoft.com],
ms-gamingoverlay,prov/ms-gamingoverlay,ms-gamingoverlay,Provisional,1059,-,[urischemeowners_at_microsoft.com],
ms-getoffice,prov/ms-getoffice,ms-getoffice,Provisional,14366,-,[urischemeowners_at_microsoft.com],
ms-help,prov/ms-help,ms-help,Provisional,7809,-,[Alexey_Melnikov],
ms-infopath,prov/ms-infopath,ms-infopath,Provisional,8830,-,[urischemeowners_at_microsoft.com],
ms-inputapp,prov/ms-inputapp,ms-inputapp,Provisional,6792,-,[urischemeowners_at_microsoft.com],
ms-launchremotedesktop,prov/ms-launchremotedesktop,ms-launchremotedesktop,Provisional,12174,-,[urischemeowners_at_microsoft.com],
ms-lockscreencomponent-config,prov/ms-lockscreencomponent-config,ms-lockscreencomponent-config,Provisional,12525,-,[urischemeowners_at_microsoft.com],
ms-media-stream-id,prov/ms-media-stream-id,ms-media-stream-id,Provisional,6388,-,[urischemeowners_at_microsoft.com],
ms-meetnow,prov/ms-meetnow,ms-meetnow,Provisional,15645,-,[urischemeowners_at_microsoft.com],
ms-mixedrealitycapture,prov/ms-mixedrealitycapture,ms-mixedrealitycapture,Provisional,6411,-,[urischemeowners_at_microsoft.com],
ms-mobileplans,prov/ms-mobileplans,ms-mobileplans,Provisional,11945,-,[urischemeowners_at_microsoft.com],
ms-newsandinterests,prov/ms-newsandinterests,ms-newsandinterests,Provisional,2945,-,[urischemeowners_at_microsoft.com],
ms-officeapp,prov/ms-officeapp,ms-officeapp,Provisional,14168,-,[urischemeowners_at_microsoft.com],
ms-people,prov/ms-people,ms-people,Provisional,1528,-,[urischemeowners_at_microsoft.com],
ms-personacard,prov/ms-personacard,ms-personacard,Provisional,1562,-,[urischemeowners_at_microsoft.com],
ms-powerpoint,prov/ms-powerpoint,ms-powerpoint,Provisional,16645,-,[urischemeowners_at_microsoft.com],
ms-project,prov/ms-project,ms-project,Provisional,11130,-,[urischemeowners_at_microsoft.com],
ms-publisher,prov/ms-publisher,ms-publisher,Provisional,16194,-,[urischemeowners_at_microsoft.com],
ms-recall,prov/ms-recall,ms-recall,Provisional,10183,-,[urischemeowners_at_microsoft.com],
ms-remotedesktop,prov/ms-remotedesktop,ms-remotedesktop,Provisional,5347,-,[urischemeowners_at_microsoft.com],
ms-remotedesktop-launch,prov/ms-remotedesktop-launch,ms-remotedesktop-launch,Provisional,8085,-,[urischemeowners_at_microsoft.com],
ms-restoretabcompanion,prov/ms-restoretabcompanion,ms-restoretabcompanion,Provisional,17175,-,[urischemeowners_at_microsoft.com],
ms-screenclip,prov/ms-screenclip,ms-screenclip,Provisional,10518,-,[urischemeowners_at_microsoft.com],
ms-screensketch,prov/ms-screensketch,ms-screensketch,Provisional,9453,-,[urischemeowners_at_microsoft.com],
ms-search,prov/ms-search,ms-search,Provisional,14034,-,[urischemeowners_at_microsoft.com],
ms-search-repair,prov/ms-search-repair,ms-search-repair,Provisional,15679,-,[urischemeowners_at_microsoft.com],
ms-secondary-screen-controller,prov/ms-secondary-screen-controller,ms-secondary-screen-controller,Provisional,13098,-,[urischemeowners_at_microsoft.com],
ms-secondary-screen-setup,prov/ms-secondary-screen-setup,ms-secondary-screen-setup,Provisional,15254,-,[urischemeowners_at_microsoft.com],
ms-settings,prov/ms-settings,ms-settings,Provisional,9075,-,[urischemeowners_at_microsoft.com],
ms-settings-airplanemode,prov/ms-settings-airplanemode,ms-settings-airplanemode,Provisional,5109,-,[urischemeowners_at_microsoft.com],
ms-settings-bluetooth,prov/ms-settings-bluetooth,ms-settings-bluetooth,Provisional,14180,-,[urischemeowners_at_microsoft.com],
ms-settings-camera,prov/ms-settings-camera,ms-settings-camera,Provisional,15773,-,[urischemeowners_at_microsoft.com],
ms-settings-cellular,prov/ms-settings-cellular,ms-settings-cellular,Provisional,15361,-,[urischemeowners_at_microsoft.com],
ms-settings-cloudstorage,prov/ms-settings-cloudstorage,ms-settings-cloudstorage,Provisional,10640,-,[urischemeowners_at_microsoft.com],
ms-settings-connectabledevices,prov/ms-settings-connectabledevices,ms-settings-connectabledevices,Provisional,11351,-,[urischemeowners_at_microsoft.com],
ms-settings-displays-topology,prov/ms-settings-displays-topology,ms-settings-displays-topology,Provisional,12029,-,[urischemeowners_at_microsoft.com],
ms-settings-emailandaccounts,prov/ms-settings-emailandaccounts,ms-settings-emailandaccounts,Provisional,11072,-,[urischemeowners_at_microsoft.com],
ms-settings-language,prov/ms-settings-language,ms-settings-language,Provisional,9981,-,[urischemeowners_at_microsoft.com],
ms-settings-location,prov/ms-settings-location,ms-settings-location,Provisional,10373,-,[urischemeowners_at_microsoft.com],
ms-settings-lock,prov/ms-settings-lock,ms-settings-lock,Provisional,11950,-,[urischemeowners_at_microsoft.com],
ms-settings-nfctransactions,prov/ms-settings-nfctransactions,ms-settings-nfctransactions,Provisional,10591,-,[urischemeowners_at_microsoft.com],
ms-settings-notifications,prov/ms-settings-notifications,ms-settings-notifications,Provisional,7868,-,[urischemeowners_at_microsoft.com],
ms-settings-power,prov/ms-settings-power,ms-settings-power,Provisional,13026,-,[urischemeowners_at_microsoft.com],
ms-settings-privacy,prov/ms-settings-privacy,ms-settings-privacy,Provisional,9198,-,[urischemeowners_at_microsoft.com],
ms-settings-proximity,prov/ms-settings-proximity,ms-settings-proximity,Provisional,3959,-,[urischemeowners_at_microsoft.com],
ms-settings-screenrotation,prov/ms-settings-screenrotation,ms-settings-screenrotation,Provisional,6755,-,[urischemeowners_at_microsoft.com],
ms-settings-wifi,prov/ms-settings-wifi,ms-settings-wifi,Provisional,15994,-,[urischemeowners_at_microsoft.com],
ms-settings-workplace,prov/ms-settings-workplace,ms-settings-workplace,Provisional,14936,-,[urischemeowners_at_microsoft.com],
ms-spd,prov/ms-spd,ms-spd,Provisional,6189,-,[urischemeowners_at_microsoft.com],
ms-stickers,prov/ms-stickers,ms-stickers,Provisional,10361,-,[urischemeowners_at_microsoft.com],
ms-sttoverlay,prov/ms-sttoverlay,ms-sttoverlay,Provisional,5410,-,[urischemeowners_at_microsoft.com],
ms-transit-to,prov/ms-transit-to,ms-transit-to,Provisional,7743,-,[urischemeowners_at_microsoft.com],
ms-useractivityset,prov/ms-useractivityset,ms-useractivityset,Provisional,9136,-,[urischemeowners_at_microsoft.com],
ms-uup,prov/ms-uup,ms-uup,Provisional,1560,-,[urischemeowners_at_microsoft.com],
ms-virtualtouchpad,prov/ms-virtualtouchpad,ms-virtualtouchpad,Provisional,15776,-,[urischemeowners_at_microsoft.com],
ms-visio,prov/ms-visio,ms-visio,Provisional,15163,-,[urischemeowners_at_microsoft.com],
ms-walk-to,prov/ms-walk-to,ms-walk-to,Provisional,14364,-,[urischemeowners_at_microsoft.com],
ms-whiteboard,prov/ms-whiteboard,ms-whiteboard,Provisional,11467,-,[urischemeowners_at_microsoft.com],
ms-whiteboard-cmd,prov/ms-whiteboard-cmd,ms-whiteboard-cmd,Provisional,14860,-,[urischemeowners_at_microsoft.com],
ms-widgetboard,prov/ms-widgetboard,ms-widgetboard,Provisional,12603,-,[urischemeowners_at_microsoft.com],
ms-widgets,prov/ms-widgets,ms-widgets,Provisional,4613,-,[urischemeowners_at_microsoft.com],
ms-word,prov/ms-word,ms-word,Provisional,16585,-,[urischemeowners_at_microsoft.com],
msnim,prov/msnim,msnim,Provisional,8041,-,[Alexey_Melnikov],
msrp,,Message Session Relay Protocol,Permanent,11315,-,[RFC4975],
msrps,,Message Session Relay Protocol Secure,Permanent,13440,-,[RFC4975][RFC8873],
mss,prov/mss,mss,Provisional,12493,-,[Jarmo_Miettinen],
mt,perm/mt,Matter protocol on-boarding payloads that are encoded for use in QR Codes and/or NFC Tags,Permanent,12699,-,[Connectivity_Standards_Alliance],
mtqp,,Message Tracking Query Protocol,Permanent,3358,-,[RFC3887],
mtrust,prov/mtrust,mtrust,Provisional,13062,-,[Egbert_von_Frankenberg],
mumble,prov/mumble,mumble,Provisional,11804,-,[Dave_Thaler],
mupdate,,Mailbox Update (MUPDATE) Protocol,Permanent,12569,-,[RFC3656],
mvn,prov/mvn,mvn,Provisional,9585,-,[Dave_Thaler],
mvrp,prov/mvrp,"mvrp
      (see [reviewer notes])",Provisional,13451,-,[Antonio_Walker],
mvrps,prov/mvrps,"mvrps
      (see [reviewer notes])",Provisional,13228,-,[Antonio_Walker],
news,,USENET news,Permanent,1895,-,[RFC5538],
nfs,,network file system protocol,Permanent,6516,-,[RFC2224],
ni,,ni,Permanent,10926,-,[RFC6920],
nih,,nih,Permanent,11428,-,[RFC6920],
nntp,,USENET news using NNTP access,Permanent,13499,-,[RFC5538],
notes,prov/notes,notes,Provisional,8766,-,[draft-dconmy-notes-uri-scheme-02],
num,prov/num,Namespace Utility Modules,Provisional,9965,-,[Elliott_Brown][https://www.numprotocol.com/specification],
ocf,prov/ocf,ocf,Provisional,10241,-,[Dave_Thaler],
oid,prov/oid,oid,Provisional,16079,-,[draft-larmouth-oid-iri-04],
onenote,prov/onenote,onenote,Provisional,13608,-,[urischemeowners_at_microsoft.com],
onenote-cmd,prov/onenote-cmd,onenote-cmd,Provisional,16632,-,[urischemeowners_at_microsoft.com],
opaquelocktoken,,opaquelocktokent,Permanent,6341,-,[RFC4918],
openid,prov/openid,OpenID Connect,Provisional,1242,-,"[OpenID_Foundation_Artifact_Binding_Working_Group][OpenID Connect Core 1.0, Section 7.3]",
openpgp4fpr,prov/openpgp4fpr,openpgp4fpr,Provisional,13094,-,[Wiktor_Kwapisiewicz],
otpauth,prov/otpauth,otpauth,Provisional,13829,-,[Frédéric_Wang][Thomas_Habets],
p1,historic/p1,p1,Historical,14982,-,[IESG],
pack,historic/pack,pack,Historical,13348,-,[draft-shur-pack-uri-scheme-05],
palm,prov/palm,palm,Provisional,10238,-,[Dave_Thaler],
paparazzi,prov/paparazzi,paparazzi,Provisional,12599,-,[Dave_Thaler],
payment,historic/payment,payment,Historical,1762,-,[IESG],
payto,prov/payto,payto,Provisional,6992,-,[RFC8905],
pkcs11,,PKCS#11,Permanent,9312,-,[RFC7512],
platform,prov/platform,platform,Provisional,2754,-,[Dave_Thaler],
pop,,Post Office Protocol v3,Permanent,10551,-,[RFC2384],
pres,,Presence,Permanent,14972,-,[RFC3859],
prospero,,Prospero Directory Service,Historical,14477,-,[RFC4157],
proxy,prov/proxy,proxy,Provisional,3503,-,[Dave_Thaler],
psyc,prov/psyc,psyc,Provisional,1466,-,[Dave_Thaler],
pttp,prov/pttp,pttp,Provisional,6903,-,[Tony_Deng][Tuan_Hoang][Bob_Hinkle][Mark_Chen],
pwid,prov/pwid,pwid,Provisional,17068,-,[Eld_Zierau],
qb,prov/qb,qb,Provisional,12478,-,[Jan_Pokorny],
query,prov/query,query,Provisional,10147,-,[Dave_Thaler],
quic-transport,prov/quic-transport,quic-transport,Provisional,6462,-,[draft-vvv-webtransport-quic-00],
redis,prov/redis,redis,Provisional,8099,-,[Chris_Rebert],
rediss,prov/rediss,rediss,Provisional,9338,-,[Chris_Rebert],
reload,,reload,Permanent,12726,-,[RFC6940],
res,prov/res,res,Provisional,4153,-,[Alexey_Melnikov],
resource,prov/resource,resource,Provisional,2284,-,[Dave_Thaler],
rmi,prov/rmi,rmi,Provisional,16292,-,[Dave_Thaler],
rsync,,rsync,Provisional,16884,-,[RFC5781],
rtmfp,prov/rtmfp,rtmfp,Provisional,3348,-,[RFC7425],
rtmp,prov/rtmp,rtmp,Provisional,3920,-,[Dave_Thaler],
rtsp,,Real-Time Streaming Protocol (RTSP),Permanent,15267,-,[RFC2326][RFC7826],
rtsps,,Real-Time Streaming Protocol (RTSP) over TLS,Permanent,4619,-,[RFC2326][RFC7826],
rtspu,,Real-Time Streaming Protocol (RTSP) over unreliable datagram transport,Permanent,11999,-,[RFC2326],
sarif,prov/sarif,sarif,Provisional,13650,-,[OASIS_Open][Michael_C_Fanning][David_Keaton],
secondlife,prov/secondlife,query,Provisional,16729,-,[Dave_Thaler],
secret-token,prov/secret-token,secret-token,Provisional,7074,-,[RFC8959],
service,,service location,Permanent,17264,-,[RFC2609],
session,,session,Permanent,4355,-,[RFC6787],
sftp,prov/sftp,query,Provisional,5492,-,[Dave_Thaler],
sgn,prov/sgn,sgn,Provisional,4882,-,[Dave_Thaler],
shc,prov/shc,shc,Provisional,5823,-,[Josh_Mandel],
shelter,prov/shelter,shelter,Provisional,15461,-,[okTurtles_Foundation],
shttp (OBSOLETE),,Secure Hypertext Transfer Protocol,Permanent,7874,-,[RFC2660][Status change of HTTP experiments to Historic],
sieve,,ManageSieve Protocol,Permanent,5472,-,[RFC5804],
simpleledger,prov/simpleledger,simpleledger,Provisional,9544,-,[James_Cramer],
simplex,prov/simplex,simplex,Provisional,15118,-,[Evgeny_Poberezkin],
sip,,session initiation protocol,Permanent,12644,-,[RFC3261],
sips,,secure session initiation protocol,Permanent,9535,-,[RFC3261],
skype,prov/skype,skype,Provisional,2326,-,[Alexey_Melnikov],
smb,prov/smb,smb,Provisional,7285,-,[Dave_Thaler],
smp,prov/smp,smp,Provisional,11533,-,[Evgeny_Poberezkin],
sms,,Short Message Service,Permanent,3524,-,[RFC5724],
smtp,prov/smtp,smtp,Provisional,13340,-,[draft-melnikov-smime-msa-to-mda-03],
snews,,NNTP over SSL/TLS,Historical,13285,-,[RFC5538],
snmp,,Simple Network Management Protocol,Permanent,1165,-,[RFC4088],
soap.beep,,soap.beep,Permanent,8519,-,[RFC4227],
soap.beeps,,soap.beeps,Permanent,16300,-,[RFC4227],
soldat,prov/soldat,soldat,Provisional,6349,-,[Dave_Thaler],
spacify,prov/spacify,spacify,Provisional,1000,-,[Alexander_Forselius],
spiffe,prov/spiffe,spiffe,Provisional,8093,-,[Evan_Gilman],
spotify,prov/spotify,spotify,Provisional,12732,-,[Dave_Thaler],
ssb,prov/ssb,ssb,Provisional,12400,-,[Frédéric_Wang][Secure_Scuttlebutt_Consortium],
ssh,prov/ssh,ssh,Provisional,7667,-,[Dave_Thaler],
starknet,prov/starknet,starknet,Provisional,12458,-,[Abraham_Makovetsky],
steam,prov/steam,steam,Provisional,5134,-,[Dave_Thaler],
stun,,stun,Permanent,14627,-,[RFC7064],
stuns,,stuns,Permanent,14901,-,[RFC7064],
submit,prov/submit,submit,Provisional,4951,-,[draft-melnikov-smime-msa-to-mda-03],
svn,prov/svn,svn,Provisional,13923,-,[Dave_Thaler],
swh,prov/swh,swh,Provisional,17039,-,[Software_Heritage][Stefano_Zacchiroli],
swid,prov/swid,swid (see [reviewer notes]),Provisional,14162,-,"[RFC9393, Section 5.1]",
swidpath,prov/swidpath,swidpath (see [reviewer notes]),Provisional,5825,-,"[RFC9393, Section 5.2]",
tag,,tag,Permanent,16377,-,[RFC4151],
taler,prov/taler,taler,Provisional,2796,-,[draft-grothoff-taler-01],
teamspeak,prov/teamspeak,teamspeak,Provisional,6924,-,[Dave_Thaler],
teapot,prov/teapot,teapot,Provisional,15026,-,[Karwan_Stark],
teapots,prov/teapots,teapots,Provisional,3375,-,[Karwan_Stark],
tel,,telephone,Permanent,3143,-,[RFC3966][RFC5341],
teliaeid,prov/teliaeid,teliaeid,Provisional,13362,-,[Peter_Lewandowski],
telnet,,Reference to interactive sessions,Permanent,10995,-,[RFC4248],
tftp,,Trivial File Transfer Protocol,Permanent,8300,-,[RFC3617],
things,prov/things,things,Provisional,2154,-,[Dave_Thaler],
thismessage,perm/thismessage,multipart/related relative reference resolution,Permanent,14367,-,[RFC2557],
thzp,historic/thzp,thzp,Historical,11820,-,[IESG],
tip,,Transaction Internet Protocol,Permanent,6651,-,[RFC2371],
tn3270,,Interactive 3270 emulation sessions,Permanent,14962,-,[RFC6270],
tool,prov/tool,tool,Provisional,15230,-,[Matthias_Merkel],
turn,,turn,Permanent,10333,-,[RFC7065],
turns,,turns,Permanent,1926,-,[RFC7065],
tv,,TV Broadcasts,Permanent,7923,-,[RFC2838],
udp,prov/udp,udp,Provisional,5217,-,[Dave_Thaler],
unreal,prov/unreal,unreal,Provisional,15206,-,[Dave_Thaler],
upn,prov/upn,upn,Provisional,1004,-,[Gerald_Jean_Francis_Banon],
upt,historic/upt,upt,Historical,2747,-,[IESG],
urn,,Uniform Resource Names,Permanent,4,-,[RFC8141][IANA registry urn-namespaces],
ut2004,prov/ut2004,ut2004,Provisional,6609,-,[Dave_Thaler],
uuid-in-package,prov/uuid-in-package,uuid-in-package,Provisional,4515,-,[Kunihiko_Sakamoto],
v-event,prov/v-event,v-event,Provisional,15579,-,[draft-menderico-v-event-uri-00],
vemmi,,versatile multimedia interface,Permanent,16918,-,[RFC2122],
ventrilo,prov/ventrilo,ventrilo,Provisional,12502,-,[Dave_Thaler],
ves,prov/ves,ves,Provisional,10176,-,[Jim_Zubov],
videotex,historic/videotex,videotex,Historical,2406,-,[draft-mavrakis-videotex-url-spec-01][RFC2122][RFC3986],
view-source,prov/view-source,view-source,Provisional,8506,-,[Mykyta_Yevstifeyev],
vnc,,Remote Framebuffer Protocol,Permanent,11537,-,[RFC7869],
vscode,prov/vscode,vscode,Provisional,7812,-,[urischemeowners_at_microsoft.com],
vscode-insiders,prov/vscode-insiders,vscode-insiders,Provisional,3255,-,[urischemeowners_at_microsoft.com],
vsls,prov/vsls,vsls,Provisional,9816,-,[urischemeowners_at_microsoft.com],
w3,prov/w3,w3 (see [reviewer notes]),Provisional,11799,-,[Qi_Zhou],
wais,,Wide Area Information Servers,Historical,8454,-,[RFC4156],
wasm,prov/wasm,wasm,Provisional,15741,-,[W3C_WebAssembly_Community_Group],
wasm-js,prov/wasm-js,wasm-js,Provisional,14709,-,[W3C_WebAssembly_Community_Group],
wcr,prov/wcr,wcr,Provisional,11892,-,[Jason_Dzubak],
web+ap,prov/web+ap,web+ap,Provisional,17361,-,[Soni_L.],
web3,prov/web3,web3,Provisional,4559,-,[Qi_Zhou],
webcal,prov/webcal,webcal,Provisional,4183,-,[Dave_Thaler],
wifi,prov/wifi,wifi,Provisional,14867,-,[Wi-Fi_Alliance][Jun_Tian],
wpid,prov/wpid,wpid,Historical,1658,-,[Eld_Zierau],
ws,,WebSocket connections,Permanent,11962,[RFC8307],[RFC6455],
wss,,Encrypted WebSocket connections,Permanent,3119,[RFC8307],[RFC6455],
wtai,prov/wtai,wtai,Provisional,9910,-,[Dave_Thaler],
wyciwyg,prov/wyciwyg,wyciwyg,Provisional,15641,-,[Dave_Thaler],
xcompute,prov/xcompute,xcompute,Provisional,13785,-,[Graham_Orr],
xcon,,xcon,Permanent,10467,-,[RFC6501],
xcon-userid,,xcon-userid,Permanent,9520,-,[RFC6501],
xfire,prov/xfire,xfire,Provisional,15306,-,[Dave_Thaler],
xftp,prov/xftp,xftp,Provisional,4315,-,[Evgeny_Poberezkin],
xmlrpc.beep,,xmlrpc.beep,Permanent,3005,-,[RFC3529],
xmlrpc.beeps,,xmlrpc.beeps,Permanent,15805,-,[RFC3529],
xmpp,,Extensible Messaging and Presence Protocol,Permanent,15358,-,[RFC5122],
xrcp,prov/xrcp,xrcp,Provisional,4747,-,[Evgeny_Poberezkin],
xri,prov/xri,xri,Provisional,11255,-,[Dave_Thaler],
ymsgr,prov/ymsgr,ymsgr,Provisional,3837,-,[Dave_Thaler],
z39.50,,Z39.50 information access,Historical,1319,-,[RFC1738][RFC2056],
z39.50r,,Z39.50 Retrieval,Permanent,8159,-,[RFC2056],
z39.50s,,Z39.50 Session,Permanent,6380,-,[RFC2056],
ztdnaid,prov/ztdnaid,ztdnaid,Provisional,1008,-,[Dick_Brooks],
