Registry included below
IETF Review
| Cache Directive | Reference |
|---|---|
| max-age | [RFC7234, Section 5.2.1.1, 5.2.2.8] |
| max-stale | [RFC7234, Section 5.2.1.2] |
| min-fresh | [RFC7234, Section 5.2.1.3] |
| must-revalidate | [RFC7234, Section 5.2.2.1] |
| no-cache | [RFC7234, Section 5.2.1.4, 5.2.2.2] |
| no-store | [RFC7234, Section 5.2.1.5, 5.2.2.3] |
| no-transform | [RFC7234, Section 5.2.1.6, 5.2.2.4] |
| only-if-cached | [RFC7234, Section 5.2.1.7] |
| private | [RFC7234, Section 5.2.2.6] |
| proxy-revalidate | [RFC7234, Section 5.2.2.7] |
| public | [RFC7234, Section 5.2.2.5] |
| s-maxage | [RFC7234, Section 5.2.2.9] |
| stale-if-error | [RFC5861, Section 4] |
| stale-while-revalidate | [RFC5861, Section 3] |