| bytes | Package bytes implements functions for the manipulation of byte slices. |
| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/open-policy-agent/opa/internal/wasm/sdk/opa/errors | |
| 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/bundle | Package bundle implements bundle loading. |
| github.com/open-policy-agent/opa/v1/cover | Package cover reports coverage on modules. |
| github.com/open-policy-agent/opa/v1/loader | Package loader contains utilities for loading files into OPA. |
| github.com/open-policy-agent/opa/v1/metrics | Package metrics contains helpers for performance metric management inside 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/storage | Package storage exposes the policy engine's storage layer. |
| github.com/open-policy-agent/opa/v1/storage/inmem | Package inmem implements an in-memory version of the policy engine's storage layer. |
| github.com/open-policy-agent/opa/v1/topdown | Package topdown provides low-level query evaluation support. |
| github.com/open-policy-agent/opa/v1/util | Package util provides generic utilities used throughout the policy engine. |
| io | Package io provides basic interfaces to I/O primitives. |
| regexp | Package regexp implements regular expression search. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| testing | Package testing provides support for automated testing of Go packages. |
| time | Package time provides functionality for measuring and displaying time. |