diff --git a/src/declare.ts b/src/declare.ts
new file mode 100644
index 0000000..8c4fb93
--- /dev/null
+++ b/src/declare.ts
@@ -0,0 +1,12 @@
+export { bigInteger } from "./declaration/big-integer.js";
+export { binary } from "./declaration/binary.js";
+export { boolean } from "./declaration/boolean.js";
+export { duration } from "./declaration/duration.js";
+export { enumeration } from "./declaration/enumeration.js";
+export { integer } from "./declaration/integer.js";
+export { kubernetesAddress } from "./declaration/kubernetes-address.js";
+export type { KubernetesAddress } from "./declaration/kubernetes-address.js";
+export { networkPortNumber } from "./declaration/network-port-number.js";
+export { number } from "./declaration/number.js";
+export { string } from "./declaration/string.js";
+export { url } from "./declaration/url.js";
diff --git a/src/index.ts b/src/index.ts
index 741aed5..ab83812 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,14 +1,2 @@
-export { bigInteger } from "./declaration/big-integer.js";
-export { binary } from "./declaration/binary.js";
-export { boolean } from "./declaration/boolean.js";
-export { duration } from "./declaration/duration.js";
-export { enumeration } from "./declaration/enumeration.js";
-export { integer } from "./declaration/integer.js";
-export { kubernetesAddress } from "./declaration/kubernetes-address.js";
-export type { KubernetesAddress } from "./declaration/kubernetes-address.js";
-export { networkPortNumber } from "./declaration/network-port-number.js";
-export { number } from "./declaration/number.js";
-export { string } from "./declaration/string.js";
-export { url } from "./declaration/url.js";
 export { initialize } from "./environment.js";
 export type { OnInvalid } from "./environment.js";
diff --git a/test/fixture/example/env.ts b/test/fixture/example/env.ts
index 6f75358..759511b 100644
--- a/test/fixture/example/env.ts
+++ b/test/fixture/example/env.ts
@@ -11,7 +11,7 @@ import {
   number,
   string,
   url,
-} from "../../../src/index.js";
+} from "../../../src/declare.js";
 
 export const cdnUrl = url("CDN_URL", "CDN to use when serving static assets", {
   protocols: ["http:", "https:"],
diff --git a/test/suite/constraint/length.spec.ts b/test/suite/constraint/length.spec.ts
index b557392..2a9b524 100644
--- a/test/suite/constraint/length.spec.ts
+++ b/test/suite/constraint/length.spec.ts
@@ -1,11 +1,12 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import type { LengthConstraintSpec } from "../../../src/constraint/length.js";
 import type { Declaration, Options } from "../../../src/declaration.js";
+import { binary, string } from "../../../src/declare.js";
 import type {
   DeclarationExampleOptions,
   Example,
 } from "../../../src/example.js";
-import { binary, initialize, string } from "../../../src/index.js";
+import { initialize } from "../../../src/index.js";
 import { toString } from "../../../src/schema.js";
 import { noop } from "../../helpers.js";
 
diff --git a/test/suite/constraint/range.spec.ts b/test/suite/constraint/range.spec.ts
index 0fbe2dd..d97f28c 100644
--- a/test/suite/constraint/range.spec.ts
+++ b/test/suite/constraint/range.spec.ts
@@ -5,18 +5,18 @@ import {
   type RangeConstraintSpec,
 } from "../../../src/constraint/range.js";
 import { Declaration, type Options } from "../../../src/declaration.js";
-import type {
-  DeclarationExampleOptions,
-  Example,
-} from "../../../src/example.js";
 import {
   bigInteger,
   duration,
-  initialize,
   integer,
   networkPortNumber,
   number,
-} from "../../../src/index.js";
+} from "../../../src/declare.js";
+import type {
+  DeclarationExampleOptions,
+  Example,
+} from "../../../src/example.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const { Duration } = Temporal;
diff --git a/test/suite/declaration/big-integer.spec-d.ts b/test/suite/declaration/big-integer.spec-d.ts
index 150f6f5..ea6e005 100644
--- a/test/suite/declaration/big-integer.spec-d.ts
+++ b/test/suite/declaration/big-integer.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { bigInteger, initialize } from "../../../src/index.js";
+import { bigInteger } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Big integer declarations", () => {
diff --git a/test/suite/declaration/big-integer.spec.ts b/test/suite/declaration/big-integer.spec.ts
index e3b6cd6..2814b83 100644
--- a/test/suite/declaration/big-integer.spec.ts
+++ b/test/suite/declaration/big-integer.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/big-integer.js";
-import { bigInteger, initialize } from "../../../src/index.js";
+import { bigInteger } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/declaration/binary.spec-d.ts b/test/suite/declaration/binary.spec-d.ts
index b0727a1..e80a196 100644
--- a/test/suite/declaration/binary.spec-d.ts
+++ b/test/suite/declaration/binary.spec-d.ts
@@ -1,6 +1,7 @@
 import { Buffer } from "buffer";
 import { describe, expectTypeOf, it } from "vitest";
-import { binary, initialize } from "../../../src/index.js";
+import { binary } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Binary declarations", () => {
diff --git a/test/suite/declaration/binary.spec.ts b/test/suite/declaration/binary.spec.ts
index c4007d8..c849698 100644
--- a/test/suite/declaration/binary.spec.ts
+++ b/test/suite/declaration/binary.spec.ts
@@ -2,7 +2,8 @@ import { Buffer } from "buffer";
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/binary.js";
-import { binary, initialize } from "../../../src/index.js";
+import { binary } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/declaration/boolean.spec-d.ts b/test/suite/declaration/boolean.spec-d.ts
index 88434cb..1aceca5 100644
--- a/test/suite/declaration/boolean.spec-d.ts
+++ b/test/suite/declaration/boolean.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { boolean, initialize } from "../../../src/index.js";
+import { boolean } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Boolean declarations", () => {
diff --git a/test/suite/declaration/boolean.spec.ts b/test/suite/declaration/boolean.spec.ts
index 6008159..32c27db 100644
--- a/test/suite/declaration/boolean.spec.ts
+++ b/test/suite/declaration/boolean.spec.ts
@@ -1,7 +1,8 @@
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/boolean.js";
-import { boolean, initialize } from "../../../src/index.js";
+import { boolean } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Boolean declarations", () => {
diff --git a/test/suite/declaration/duration.spec-d.ts b/test/suite/declaration/duration.spec-d.ts
index cc12bd8..e89c1f1 100644
--- a/test/suite/declaration/duration.spec-d.ts
+++ b/test/suite/declaration/duration.spec-d.ts
@@ -1,6 +1,7 @@
 import { Temporal } from "@js-temporal/polyfill";
 import { describe, expectTypeOf, it } from "vitest";
-import { duration, initialize } from "../../../src/index.js";
+import { duration } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const { Duration } = Temporal;
diff --git a/test/suite/declaration/duration.spec.ts b/test/suite/declaration/duration.spec.ts
index 3c5304e..5a3c78f 100644
--- a/test/suite/declaration/duration.spec.ts
+++ b/test/suite/declaration/duration.spec.ts
@@ -2,7 +2,8 @@ import { Temporal } from "@js-temporal/polyfill";
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/duration.js";
-import { duration, initialize } from "../../../src/index.js";
+import { duration } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const { Duration } = Temporal;
diff --git a/test/suite/declaration/enumeration.spec-d.ts b/test/suite/declaration/enumeration.spec-d.ts
index 93986ee..c7835f4 100644
--- a/test/suite/declaration/enumeration.spec-d.ts
+++ b/test/suite/declaration/enumeration.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { enumeration, initialize } from "../../../src/index.js";
+import { enumeration } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Enumeration declarations", () => {
diff --git a/test/suite/declaration/enumeration.spec.ts b/test/suite/declaration/enumeration.spec.ts
index 80b4153..c750d76 100644
--- a/test/suite/declaration/enumeration.spec.ts
+++ b/test/suite/declaration/enumeration.spec.ts
@@ -1,7 +1,8 @@
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/enumeration.js";
-import { enumeration, initialize } from "../../../src/index.js";
+import { enumeration } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Enumeration declarations", () => {
diff --git a/test/suite/declaration/integer.spec-d.ts b/test/suite/declaration/integer.spec-d.ts
index e5863b7..bffa49f 100644
--- a/test/suite/declaration/integer.spec-d.ts
+++ b/test/suite/declaration/integer.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { initialize, integer } from "../../../src/index.js";
+import { integer } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Integer declarations", () => {
diff --git a/test/suite/declaration/integer.spec.ts b/test/suite/declaration/integer.spec.ts
index 3be275f..ba725ac 100644
--- a/test/suite/declaration/integer.spec.ts
+++ b/test/suite/declaration/integer.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/integer.js";
-import { initialize, integer } from "../../../src/index.js";
+import { integer } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/declaration/kubernetes-address.spec-d.ts b/test/suite/declaration/kubernetes-address.spec-d.ts
index bb997dc..1bcc94f 100644
--- a/test/suite/declaration/kubernetes-address.spec-d.ts
+++ b/test/suite/declaration/kubernetes-address.spec-d.ts
@@ -1,9 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import {
-  KubernetesAddress,
-  initialize,
-  kubernetesAddress,
-} from "../../../src/index.js";
+import { KubernetesAddress, kubernetesAddress } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Kubernetes address declarations", () => {
diff --git a/test/suite/declaration/kubernetes-address.spec.ts b/test/suite/declaration/kubernetes-address.spec.ts
index da8035d..ceb3a73 100644
--- a/test/suite/declaration/kubernetes-address.spec.ts
+++ b/test/suite/declaration/kubernetes-address.spec.ts
@@ -1,11 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/kubernetes-address.js";
-import {
-  KubernetesAddress,
-  initialize,
-  kubernetesAddress,
-} from "../../../src/index.js";
+import { KubernetesAddress, kubernetesAddress } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { quote } from "../../../src/shell.js";
 import { noop } from "../../helpers.js";
 
diff --git a/test/suite/declaration/network-port-number.spec-d.ts b/test/suite/declaration/network-port-number.spec-d.ts
index ab7c7a0..d69acd6 100644
--- a/test/suite/declaration/network-port-number.spec-d.ts
+++ b/test/suite/declaration/network-port-number.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { initialize, networkPortNumber } from "../../../src/index.js";
+import { networkPortNumber } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Network port number declarations", () => {
diff --git a/test/suite/declaration/network-port-number.spec.ts b/test/suite/declaration/network-port-number.spec.ts
index f6bc882..7a9e19f 100644
--- a/test/suite/declaration/network-port-number.spec.ts
+++ b/test/suite/declaration/network-port-number.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/network-port-number.js";
-import { initialize, networkPortNumber } from "../../../src/index.js";
+import { networkPortNumber } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/declaration/number.spec-d.ts b/test/suite/declaration/number.spec-d.ts
index 20860c6..2ab7cbb 100644
--- a/test/suite/declaration/number.spec-d.ts
+++ b/test/suite/declaration/number.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { initialize, number } from "../../../src/index.js";
+import { number } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("Number declarations", () => {
diff --git a/test/suite/declaration/number.spec.ts b/test/suite/declaration/number.spec.ts
index d338d31..e961e39 100644
--- a/test/suite/declaration/number.spec.ts
+++ b/test/suite/declaration/number.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/number.js";
-import { initialize, number } from "../../../src/index.js";
+import { number } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/declaration/string.spec-d.ts b/test/suite/declaration/string.spec-d.ts
index 4b1f51e..0694f81 100644
--- a/test/suite/declaration/string.spec-d.ts
+++ b/test/suite/declaration/string.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { initialize, string } from "../../../src/index.js";
+import { string } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("String declarations", () => {
diff --git a/test/suite/declaration/string.spec.ts b/test/suite/declaration/string.spec.ts
index 40ad0f8..8132b1b 100644
--- a/test/suite/declaration/string.spec.ts
+++ b/test/suite/declaration/string.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/string.js";
-import { initialize, string } from "../../../src/index.js";
+import { string } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("String declarations", () => {
diff --git a/test/suite/declaration/url.spec-d.ts b/test/suite/declaration/url.spec-d.ts
index 8a001ff..e3e73ef 100644
--- a/test/suite/declaration/url.spec-d.ts
+++ b/test/suite/declaration/url.spec-d.ts
@@ -1,5 +1,6 @@
 import { describe, expectTypeOf, it } from "vitest";
-import { initialize, url } from "../../../src/index.js";
+import { url } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 describe("URL declarations", () => {
diff --git a/test/suite/declaration/url.spec.ts b/test/suite/declaration/url.spec.ts
index 0d90e23..6abd5ae 100644
--- a/test/suite/declaration/url.spec.ts
+++ b/test/suite/declaration/url.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../../src/declaration.js";
 import { Options } from "../../../src/declaration/url.js";
-import { initialize, url } from "../../../src/index.js";
+import { url } from "../../../src/declare.js";
+import { initialize } from "../../../src/index.js";
 import { noop } from "../../helpers.js";
 
 const validValueTable = [
diff --git a/test/suite/examples.spec.ts b/test/suite/examples.spec.ts
index 6ef7007..224386e 100644
--- a/test/suite/examples.spec.ts
+++ b/test/suite/examples.spec.ts
@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import { integer } from "../../src/index.js";
+import { integer } from "../../src/declare.js";
 
 describe("Examples", () => {
   describe("when a declaration example violates an intrinsic constraint", () => {
diff --git a/test/suite/initialize.spec.ts b/test/suite/initialize.spec.ts
index 48483db..ae91a28 100644
--- a/test/suite/initialize.spec.ts
+++ b/test/suite/initialize.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it, vi, type Mock } from "vitest";
 import { Declaration, Options } from "../../src/declaration.js";
+import { boolean, string } from "../../src/declare.js";
 import { NotSetError } from "../../src/error.js";
-import { OnInvalid, boolean, initialize, string } from "../../src/index.js";
+import { OnInvalid, initialize } from "../../src/index.js";
 import { Results } from "../../src/validation.js";
 import { MockConsole, createMockConsole } from "../helpers.js";
 
diff --git a/test/suite/sensitive.spec.ts b/test/suite/sensitive.spec.ts
index d3ead4c..7414975 100644
--- a/test/suite/sensitive.spec.ts
+++ b/test/suite/sensitive.spec.ts
@@ -1,7 +1,8 @@
 import { beforeEach, describe, expect, it } from "vitest";
 import { Declaration } from "../../src/declaration.js";
 import { Options } from "../../src/declaration/binary.js";
-import { binary, initialize } from "../../src/index.js";
+import { binary } from "../../src/declare.js";
+import { initialize } from "../../src/index.js";
 import { noop } from "../helpers.js";
 
 describe("Sensitive declarations", () => {
diff --git a/test/suite/specification-prettier.spec.ts b/test/suite/specification-prettier.spec.ts
index 39bd571..d982100 100644
--- a/test/suite/specification-prettier.spec.ts
+++ b/test/suite/specification-prettier.spec.ts
@@ -9,7 +9,8 @@ import {
   it,
   vi,
 } from "vitest";
-import { initialize, url } from "../../src/index.js";
+import { url } from "../../src/declare.js";
+import { initialize } from "../../src/index.js";
 import { MockConsole, createMockConsole } from "../helpers.js";
 
 const fixturesPath = fileURLToPath(
diff --git a/test/suite/specification.spec.ts b/test/suite/specification.spec.ts
index d9fb150..1237765 100644
--- a/test/suite/specification.spec.ts
+++ b/test/suite/specification.spec.ts
@@ -8,14 +8,14 @@ import {
   boolean,
   duration,
   enumeration,
-  initialize,
   integer,
   kubernetesAddress,
   networkPortNumber,
   number,
   string,
   url,
-} from "../../src/index.js";
+} from "../../src/declare.js";
+import { initialize } from "../../src/index.js";
 import { MockConsole, createMockConsole } from "../helpers.js";
 
 const fixturesPath = fileURLToPath(
diff --git a/test/suite/summary.spec.ts b/test/suite/summary.spec.ts
index 70a912c..8a45621 100644
--- a/test/suite/summary.spec.ts
+++ b/test/suite/summary.spec.ts
@@ -8,14 +8,14 @@ import {
   boolean,
   duration,
   enumeration,
-  initialize,
   integer,
   kubernetesAddress,
   networkPortNumber,
   number,
   string,
   url,
-} from "../../src/index.js";
+} from "../../src/declare.js";
+import { initialize } from "../../src/index.js";
 import { MockConsole, createMockConsole } from "../helpers.js";
 
 const fixturesPath = fileURLToPath(