| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| github.com/open-policy-agent/opa/v1/ast | Package ast declares Rego syntax tree types and also includes a parser and compiler for preparing policies for execution in the policy engine. |
| github.com/open-policy-agent/opa/v1/rego | Package rego exposes high level APIs for evaluating Rego policies. |
| github.com/open-policy-agent/opa/v1/server/identifier | Package identifier provides handlers for associating identity information with incoming requests. |
| github.com/open-policy-agent/opa/v1/server/types | Package types contains request/response types and codes for the server. |
| github.com/open-policy-agent/opa/v1/server/writer | Package writer contains utilities for writing responses in the server. |
| github.com/open-policy-agent/opa/v1/storage | Package storage exposes the policy engine's storage layer. |
| github.com/open-policy-agent/opa/v1/topdown/cache | Package cache defines the inter-query cache interface that can cache data across queries |
| github.com/open-policy-agent/opa/v1/topdown/print | |
| github.com/open-policy-agent/opa/v1/util | Package util provides generic utilities used throughout the policy engine. |
| net/http | Package http provides HTTP client and server implementations. |
| net/url | Package url parses URLs and implements query escaping. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |