sabreStandards Support
| identifier | description | status |
|---|---|---|
| rfc2425 | MimeDir (for vCard 3.0) | Parsed by sabre/vobject. |
| rfc2426 | vCard 3.0 | Parsed by sabre/vobject. |
| rfc2518 | WebDAV specification (obsolete) | Implemented. |
| rfc2617 | HTTP Basic/Digest auth (obsolete) | Authentication plugin. |
| rfc2739 | vCard extensions for calendaring | Properties picked up by sabre/vobject. |
| rfc3253 | Delta-V extension | Not planned. See versioning. |
| rfc3648 | Ordered collections | Not planned. |
| rfc3744 | ACL | Supported. See ACL. |
| rfc4331 | Quota and Size Properties | Supported by Sabre\DAV\IQuota. |
| rfc4437 | Redirects Reference Resources | Not planned |
| rfc4709 | Mounting WebDAV servers | Supported. See DavMount. |
| rfc4770 | vCard extensions for IM | Properties picked up by sabre/vobject. |
| rfc4790 | Collation registry | CalDAV and CardDAV support a various number of collations. |
| rfc4791 | CalDAV | Supported. See CalDAV. |
| rfc4918 | Current WebDAV rfc | Supported. Duh. |
| rfc5323 | WebDAV SEARCH | Not planned. |
| rfc5397 | Current-Principal | Supported. Needs ACL plugin. |
| rfc5545 | iCalendar 2.0 | Parsed by sabre/vobject. |
| rfc5546 | iTIP | Implemented in sabre/vobject and used by scheduling. |
| rfc5689 | Extended MKCOL | Implemented in core server. |
| rfc5789 | PATCH method for HTTP | See Patch support. |
| rfc5842 | WebDAV BIND | Future. Maybe. |
| rfc5995 | Using POST to Add Members | Future. Maybe. |
| rfc6047 | IMip | See scheduling. |
| rfc6321 | xCal | Supported by sabre/vobject since version 4. |
| rfc6350 | vCard 4.0 | Parsed by sabre/vobject. |
| rfc6351 | xCard | Supported by sabre/vobject since version 4. |
| rfc6352 | CardDAV | Supported. See CardDAV. |
| rfc6473 | VCard KIND:application | Properties picked up by sabre/vobject. |
| rfc6474 | VCard Place of birth/death | Properties picked up by sabre/vobject. |
| rfc6578 | WebDAV-sync | Supported. See WebDAV sync. |
| rfc6638 | Scheduling Extensions to CalDAV | Supported. See Scheduling. |
| rfc6715 | VCard extensions | Properties picked up by sabre/vobject. |
| rfc6764 | SRV and well-known | See service discovery. |
| rfc6868 | Parameter encoding for vcard/ical | Integrated into sabre/vobject. |
| rfc6869 | vCard KIND:device | Properties picked up by sabre/vobject. |
| rfc7095 | jCard | Parsed and generated by sabre/vobject. |
| rfc7265 | jCal | Parsed and generated by sabre/vobject. |
| rfc7240 | Prefer Header for HTTP | Parsed by sabre/http, supported in core. |
| rfc7617 | 'Basic' HTTP Authentication | Authentication plugin. |
Non-standards and drafts
| identifier | description | status |
|---|---|---|
| vcard21 | vCard 2.1 | Parsed by sabre-vobject. |
| carddav-directory | CardDAV Directory | Implemented. See carddav-directory. |
| ctag | CTag property | Implemented in CalDAV and CardDAV. |
| caldav-proxy | Calendar delegation | Implemented. See caldav-proxy. |
| caldav-sharing | Calendar sharing | Implemented. See caldav-sharing. |
| caldav-notifications | Calendar notifications | Part of caldav-sharing. |
| calendar-availability | VAVAILABILITY | Supported. See Scheduling. |
| webdav-prefer | Prefer header for WebDAV | Supported by core. |