diff --git a/src/config.ts b/src/config.ts
new file mode 100644
index 000000000..e708b79b1
--- /dev/null
+++ b/src/config.ts
@@ -0,0 +1,54 @@
+import type { Backend, BackendConfig } from './backends/backend.js';
+import { isBackend, resolveBackendConfig } from './backends/backend.js';
+import { Cred } from './cred.js';
+import * as fs from './emulation/index.js';
+import { setCred, type MountMapping } from './emulation/shared.js';
+import { FileSystem } from './filesystem.js';
+
+/**
+ * Initializes BrowserFS with the given file systems.
+ */
+export function initialize(mounts: { [point: string]: FileSystem }, uid: number = 0, gid: number = 0) {
+	setCred(new Cred(uid, gid, uid, gid, uid, gid));
+	fs.initialize(mounts);
+}
+
+/**
+ * Defines a mapping of mount points to their configurations
+ */
+export interface ConfigMapping {
+	[mountPoint: string]: FileSystem | BackendConfig | Backend;
+}
+
+/**
+ * A configuration for BrowserFS
+ */
+export type Configuration = FileSystem | BackendConfig | ConfigMapping;
+
+/**
+ * Creates filesystems with the given configuration, and initializes BrowserFS with it.
+ * See the Configuration type for more info on the configuration object.
+ */
+export async function configure(config: Configuration): Promise<void> {
+	if ('backend' in config || config instanceof FileSystem) {
+		// single FS
+		config = { '/': <BackendConfig | FileSystem>config };
+	}
+	for (let [point, value] of Object.entries(config)) {
+		if (typeof value == 'number') {
+			//should never happen
+			continue;
+		}
+
+		if (value instanceof FileSystem) {
+			continue;
+		}
+
+		if (isBackend(value)) {
+			value = { backend: value };
+		}
+
+		config[point] = await resolveBackendConfig(value);
+	}
+	initialize(<MountMapping>config);
+}
diff --git a/src/index.ts b/src/index.ts
index ae8d0d074..061ec4f7b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,61 +1,4 @@
-/**
- * BrowserFS's main module. This is exposed in the browser via the BrowserFS global.
- */
-import * as fs from './emulation/index.js';
-import { FileSystem } from './filesystem.js';
-import { Cred } from './cred.js';
-import { isBackend, type Backend, type BackendConfig, resolveBackendConfig } from './backends/backend.js';
-import { type MountMapping, setCred } from './emulation/shared.js';
-
-/**
- * Initializes BrowserFS with the given file systems.
- */
-export function initialize(mounts: { [point: string]: FileSystem }, uid: number = 0, gid: number = 0) {
-	setCred(new Cred(uid, gid, uid, gid, uid, gid));
-	fs.initialize(mounts);
-}
-
-/**
- * Defines a mapping of mount points to their configurations
- */
-export interface ConfigMapping {
-	[mountPoint: string]: FileSystem | BackendConfig | Backend;
-}
-
-/**
- * A configuration for BrowserFS
- */
-export type Configuration = FileSystem | BackendConfig | ConfigMapping;
-
-/**
- * Creates filesystems with the given configuration, and initializes BrowserFS with it.
- * See the Configuration type for more info on the configuration object.
- */
-export async function configure(config: Configuration): Promise<void> {
-	if ('backend' in config || config instanceof FileSystem) {
-		// single FS
-		config = <ConfigMapping>{ '/': config };
-	}
-	for (let [point, value] of Object.entries(config)) {
-		if (typeof value == 'number') {
-			//should never happen
-			continue;
-		}
-
-		if (value instanceof FileSystem) {
-			continue;
-		}
-
-		if (isBackend(value)) {
-			value = { backend: value };
-		}
-
-		config[point] = await resolveBackendConfig(value);
-	}
-	initialize(<MountMapping>config);
-}
-
-export type { Backend, BackendConfig } from './backends/backend.js';
+export * from './backends/backend.js';
 export * from './backends/AsyncMirror.js';
 export * from './backends/AsyncStore.js';
 export * from './backends/InMemory.js';
@@ -63,6 +6,7 @@ export * from './backends/Locked.js';
 export * from './backends/Overlay.js';
 export * from './backends/SyncStore.js';
 export * from './ApiError.js';
+export * from './config.js';
 export * from './cred.js';
 export * from './file.js';
 export * from './filesystem.js';
@@ -71,5 +15,7 @@ export * from './inode.js';
 export * from './mutex.js';
 export * from './stats.js';
 export * from './utils.js';
+
+import * as fs from './emulation/index.js';
 export { fs };
 export default fs;