diff --git a/package.json b/package.json
index ba03b19..ec748ac 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,8 @@
     ".": "./build/index.js",
     "./defaults": "./build/src/defaults.js",
     "./factories": "./build/factories/main.js",
-    "./types": "./build/src/types.js"
+    "./types": "./build/src/types.js",
+    "./schema/base/*": "./build/src/schema/base/*.js"
   },
   "scripts": {
     "pretest": "npm run lint",
diff --git a/src/schema/base/literal.ts b/src/schema/base/literal.ts
index 83aced8..efade13 100644
--- a/src/schema/base/literal.ts
+++ b/src/schema/base/literal.ts
@@ -91,7 +91,9 @@ abstract class BaseModifiersType<Input, Output, CamelCaseOutput>
 /**
  * Modifies the schema type to allow null values
  */
-class NullableModifier<Schema extends BaseModifiersType<any, any, any>> extends BaseModifiersType<
+export class NullableModifier<
+  Schema extends BaseModifiersType<any, any, any>,
+> extends BaseModifiersType<
   Schema[typeof ITYPE] | null,
   Schema[typeof OTYPE] | null,
   Schema[typeof COTYPE] | null
@@ -124,7 +126,9 @@ class NullableModifier<Schema extends BaseModifiersType<any, any, any>> extends
 /**
  * Modifies the schema type to allow undefined values
  */
-class OptionalModifier<Schema extends BaseModifiersType<any, any, any>> extends BaseModifiersType<
+export class OptionalModifier<
+  Schema extends BaseModifiersType<any, any, any>,
+> extends BaseModifiersType<
   Schema[typeof ITYPE] | undefined | null,
   Schema[typeof OTYPE] | undefined,
   Schema[typeof COTYPE] | undefined
@@ -334,7 +338,7 @@ class OptionalModifier<Schema extends BaseModifiersType<any, any, any>> extends
 /**
  * Modifies the schema type to allow custom transformed values
  */
-class TransformModifier<
+export class TransformModifier<
   Schema extends BaseModifiersType<any, any, any>,
   Output,
 > extends BaseModifiersType<Schema[typeof ITYPE], Output, Output> {
diff --git a/src/schema/base/main.ts b/src/schema/base/main.ts
index 48a21b3..63c1129 100644
--- a/src/schema/base/main.ts
+++ b/src/schema/base/main.ts
@@ -73,7 +73,9 @@ export abstract class BaseModifiersType<Input, Output, CamelCaseOutput>
 /**
  * Modifies the schema type to allow null values
  */
-class NullableModifier<Schema extends BaseModifiersType<any, any, any>> extends BaseModifiersType<
+export class NullableModifier<
+  Schema extends BaseModifiersType<any, any, any>,
+> extends BaseModifiersType<
   Schema[typeof ITYPE] | null,
   Schema[typeof OTYPE] | null,
   Schema[typeof COTYPE] | null
@@ -108,7 +110,9 @@ class NullableModifier<Schema extends BaseModifiersType<any, any, any>> extends
 /**
  * Modifies the schema type to allow undefined values
  */
-class OptionalModifier<Schema extends BaseModifiersType<any, any, any>> extends BaseModifiersType<
+export class OptionalModifier<
+  Schema extends BaseModifiersType<any, any, any>,
+> extends BaseModifiersType<
   Schema[typeof ITYPE] | undefined | null,
   Schema[typeof OTYPE] | undefined,
   Schema[typeof COTYPE] | undefined