diff --git a/src/loaders/quilt/quilt-environment-type.ts b/src/loaders/quilt/quilt-environment-type.ts
new file mode 100644
index 0000000..ce4feb1
--- /dev/null
+++ b/src/loaders/quilt/quilt-environment-type.ts
@@ -0,0 +1,49 @@
+import { Enum, EnumOptions } from "@/utils/enum";
+
+/**
+ * Represents the different environments that a Quilt mod can run on.
+ */
+enum QuiltEnvironmentTypeValues {
+    /**
+     * The physical client.
+     */
+    CLIENT = "client",
+
+    /**
+     * The dedicated server.
+     */
+    DEDICATED_SERVER = "dedicated_server",
+
+    /**
+     * Runs on all environments.
+     */
+    ALL = "*",
+}
+
+/**
+ * Options for configuring the behavior of the `QuiltEnvironmentType` enum.
+ */
+const QuiltEnvironmentTypeOptions: EnumOptions = {
+    /**
+     * Ignore the case of the environment type string when parsing.
+     */
+    ignoreCase: true,
+
+    /**
+     * Non-word characters should be ignored while parsing the filter.
+     */
+    ignoreNonWordCharacters: true,
+};
+
+/**
+ * Represents the different environments that a Quilt mod can run on.
+ */
+export const QuiltEnvironmentType = Enum.create(
+    QuiltEnvironmentTypeValues,
+    QuiltEnvironmentTypeOptions,
+);
+
+/**
+ * Represents the different environments that a Quilt mod can run on.
+ */
+export type QuiltEnvironmentType = Enum<typeof QuiltEnvironmentTypeValues>;
diff --git a/tests/unit/loaders/quilt/quilt-environment-type.spec.ts b/tests/unit/loaders/quilt/quilt-environment-type.spec.ts
new file mode 100644
index 0000000..ca20d4f
--- /dev/null
+++ b/tests/unit/loaders/quilt/quilt-environment-type.spec.ts
@@ -0,0 +1,29 @@
+import { QuiltEnvironmentType } from "@/loaders/quilt/quilt-environment-type";
+
+describe("QuiltEnvironmentType", () => {
+    describe("parse", () => {
+        test("parses all its own formatted values", () => {
+            for (const value of QuiltEnvironmentType.values()) {
+                expect(QuiltEnvironmentType.parse(QuiltEnvironmentType.format(value))).toBe(value);
+            }
+        });
+
+        test("parses all friendly names of its own values", () => {
+            for (const value of QuiltEnvironmentType.values()) {
+                expect(QuiltEnvironmentType.parse(QuiltEnvironmentType.friendlyNameOf(value))).toBe(value);
+            }
+        });
+
+        test("parses all its own formatted values in lowercase", () => {
+            for (const value of QuiltEnvironmentType.values()) {
+                expect(QuiltEnvironmentType.parse(QuiltEnvironmentType.format(value).toLowerCase())).toBe(value);
+            }
+        });
+
+        test("parses all its own formatted values in UPPERCASE", () => {
+            for (const value of QuiltEnvironmentType.values()) {
+                expect(QuiltEnvironmentType.parse(QuiltEnvironmentType.format(value).toUpperCase())).toBe(value);
+            }
+        });
+    });
+});