The following 37 URI Scheme values were found in all available webconcepts.info specifications. Please be advised that the table shown here is maintained and compiled from Web Concepts sources. The official URI Scheme registry is maintained by the Internet Assigned Numbers Authority (IANA).

URI Scheme Specification
about RFC 6694: The “about” URI Scheme
acct RFC 7565: The ‘acct’ URI Scheme
arcp Internet Draft soilandreyes-arcp: The Archive and Packaging (arcp) URI scheme
cap RFC 4324: Calendar Access Protocol (CAP)
cid RFC 2392: Content-ID and Message-ID Uniform Resource Locators
coap+tcp RFC 8283: CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
coap+ws RFC 8283: CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
coaps+tcp RFC 8283: CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
coaps+ws RFC 8283: CoAP (Constrained Application Protocol) over TCP, TLS, and WebSockets
data RFC 2397: The “data” URL scheme
dns RFC 4501: Domain Name System Uniform Resource Identifiers
example RFC 7595: Guidelines and Registration Procedures for URI Schemes
file RFC 8089: The “file” URI Scheme
ftp RFC 1738: Uniform Resource Locators (URL)
geo RFC 5870: A Uniform Resource Identifier for Geographic Locations (‘geo’ URI)
h323 RFC 3508: H.323 Uniform Resource Locator (URL) Scheme Registration
http RFC 7230: Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing
https RFC 7230: Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing
im RFC 3860: Common Profile for Instant Messaging (CPIM)
info RFC 4452: The “info” URI Scheme for Information Assets with Identifiers in Public Namespaces
ipp RFC 3510: Internet Printing Protocol/1.1: IPP URL Scheme
mailto RFC 6068: The ‘mailto’ URI Scheme
mid RFC 2392: Content-ID and Message-ID Uniform Resource Locators
ni RFC 6920: Naming Things with Hashes
nih RFC 6920: Naming Things with Hashes
payto RFC 8905: The ‘payto’ URI scheme for payments
pkcs11 RFC 7512: The PKCS #11 URI Scheme
pres RFC 3859: Common Profile for Presence (CPP)
reload RFC 6940: REsource LOcation And Discovery (RELOAD) Base Protocol
secret-token RFC 8959: The “secret-token” URI Scheme
session RFC 6768: Media Resource Control Protocol Version 2 (MRCPv2)
sms RFC 5724: URI Scheme for Global System for Mobile Communications (GSM) Short Message Service (SMS)
tag RFC 4151: Content-ID and Message-ID Uniform Resource Locators
telnet RFC 4248: The telnet URI Scheme
urn RFC 8141: Uniform Resource Names (URNs)
ws RFC 6455: The WebSocket Protocol
wss RFC 6455: The WebSocket Protocol


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