diff --git a/packages/core/src/files.android.ts b/packages/core/src/files.android.ts
index ed87ab7..40f55b4 100644
--- a/packages/core/src/files.android.ts
+++ b/packages/core/src/files.android.ts
@@ -3,7 +3,10 @@ import { Config } from './config';
 
 export { isReadable, readFile, loadText } from './files.browser';
 
-export async function getModDirectoriesIn(dir: string, config: Config): Promise<string[]> {
+export async function getModPathsIn(
+  dir: string,
+  config: Config,
+): Promise<{ modDirectories: string[]; ccmods: string[] }> {
   if (dir === `${config.gameAssetsDir}mods/`) {
     try {
       let modsDirEntries = JSON.parse(CrossAndroidModListProvider.getModListAsJson()) as string[];
@@ -13,12 +16,12 @@ export async function getModDirectoriesIn(dir: string, config: Config): Promise<
           modSubdirs.push(`${dir}/${modDirName.slice(0, -1)}`);
         }
       }
-      return modSubdirs;
+      return { modDirectories: modSubdirs, ccmods: [] };
     } catch (err) {
       console.error('Failed to get the list of mods from CrossAndroid:', err);
     }
   }
-  return filesBrowser.getModDirectoriesIn(dir, config);
+  return filesBrowser.getModPathsIn(dir, config);
 }
 
 export async function getInstalledExtensions(config: Config): Promise<string[]> {
diff --git a/packages/core/src/files.browser.ts b/packages/core/src/files.browser.ts
index 71cc1be..371e594 100644
--- a/packages/core/src/files.browser.ts
+++ b/packages/core/src/files.browser.ts
@@ -32,7 +32,10 @@ export async function isReadable(path: string): Promise<boolean> {
   }
 }
 
-export async function getModDirectoriesIn(dir: string, _config: Config): Promise<string[]> {
+export async function getModPathsIn(
+  dir: string,
+  _config: Config,
+): Promise<{ modDirectories: string[]; ccmods: string[] }> {
   if (dir.endsWith('/')) dir = dir.slice(0, -1);
 
   let indexPath = `${dir}/index.json`;
@@ -48,7 +51,18 @@ export async function getModDirectoriesIn(dir: string, _config: Config): Promise
     throw err;
   }
 
-  return index.map((modDirPath) => paths.join(dir, paths.jailRelative(modDirPath)));
+  const modPaths = index.map((modDirPath) => paths.join(dir, paths.jailRelative(modDirPath)));
+  const modDirectories: string[] = [];
+  const ccmods: string[] = [];
+  for (const path of modPaths) {
+    if (path.endsWith('.ccmod')) {
+      ccmods.push(path);
+    } else {
+      modDirectories.push(path);
+    }
+  }
+
+  return { modDirectories, ccmods };
 }
 
 // Replicates the behavior of `ig.ExtensionList#loadExtensionsPHP`.
diff --git a/packages/core/src/files.ccmod.ts b/packages/core/src/files.ccmod.ts
index a7e7b98..f3d5973 100644
--- a/packages/core/src/files.ccmod.ts
+++ b/packages/core/src/files.ccmod.ts
@@ -54,13 +54,10 @@ export async function findRecursively(dir: string): Promise<string[] | null> {
   return dirs;
 }
 
-export async function loadCCMods(
-  allModsList: Array<{ parentDir: string; dir: string }>,
-): Promise<void> {
-  const ccmods: typeof allModsList = allModsList.filter((mod) => mod.dir.endsWith('.ccmod'));
+export async function loadCCMods(ccmods: string[]): Promise<void> {
   const ccmodArrayBuffers = await Promise.all(
-    ccmods.map(async (mod) => {
-      const url = `./${mod.dir}`;
+    ccmods.map(async (modDir) => {
+      const url = `./${modDir}`;
       return new Uint8Array(await files.readFile(url));
     }),
   );
@@ -70,13 +67,10 @@ export async function loadCCMods(
   // console.timeEnd('uncompress');
 
   for (let i = 0; i < ccmods.length; i++) {
-    const mod = ccmods[i];
+    const modDir = ccmods[i];
     const buf = uncompressed[i];
-    fileMap.set(mod.dir, buf);
+    fileMap.set(modDir, buf);
   }
 
-  addFetchHandler(
-    ccmods.map((mod) => mod.dir),
-    readFile,
-  );
+  addFetchHandler(ccmods, readFile);
 }
diff --git a/packages/core/src/files.desktop.ts b/packages/core/src/files.desktop.ts
index 5ff1e08..dea0c1a 100644
--- a/packages/core/src/files.desktop.ts
+++ b/packages/core/src/files.desktop.ts
@@ -54,7 +54,10 @@ async function findRecursivelyInternal(
   );
 }
 
-export async function getModDirectoriesIn(dir: string, _config: Config): Promise<string[]> {
+export async function getModPathsIn(
+  dir: string,
+  _config: Config,
+): Promise<{ modDirectories: string[]; ccmods: string[] }> {
   if (dir.endsWith('/')) dir = dir.slice(0, -1);
 
   let allContents: string[];
@@ -68,18 +71,21 @@ export async function getModDirectoriesIn(dir: string, _config: Config): Promise
     throw err;
   }
 
-  let modDirectories: string[] = [];
+  const modDirectories: string[] = [];
+  const ccmods: string[] = [];
   await Promise.all(
     allContents.map(async (name) => {
       let fullPath = `${dir}/${name}`;
       // the `withFileTypes` option of `readdir` can't be used here because it
       // doesn't dereference symbolic links similarly to `stat`
       let stat = await fs.promises.stat(fullPath);
-      if (stat.isDirectory() || (stat.isFile() && name.endsWith('.ccmod')))
-        modDirectories.push(fullPath);
+      if (stat.isDirectory()) modDirectories.push(fullPath);
+      else if (stat.isFile() && name.endsWith('.ccmod')) {
+        ccmods.push(fullPath);
+      }
     }),
   );
-  return modDirectories;
+  return { modDirectories, ccmods };
 }
 
 // Replicates the behavior of `ig.ExtensionList#loadExtensionsNWJS`.
diff --git a/packages/core/src/files.ts b/packages/core/src/files.ts
index 7642dbc..56d850e 100644
--- a/packages/core/src/files.ts
+++ b/packages/core/src/files.ts
@@ -11,7 +11,7 @@ const modules = {
 };
 const currentModule = modules[utils.PLATFORM_TYPE];
 
-export const { getModDirectoriesIn, getInstalledExtensions } = currentModule;
+export const { getModPathsIn, getInstalledExtensions } = currentModule;
 
 export async function isReadable(path: string): Promise<boolean> {
   return (await filesCCMod.isReadable(path)) || currentModule.isReadable(path);
diff --git a/packages/core/src/modloader.ts b/packages/core/src/modloader.ts
index 58fc1b4..e5aa1b9 100644
--- a/packages/core/src/modloader.ts
+++ b/packages/core/src/modloader.ts
@@ -195,20 +195,24 @@ async function loadModloaderMetadata(): Promise<{ version: semver.SemVer }> {
 
 async function loadAllModMetadata(config: configM.Config, installedMods: ModsMap): Promise<void> {
   let allModsList: Array<{ parentDir: string; dir: string }> = [];
+  let ccmodPaths: string[] = [];
+
   for (let dir of config.modsDirs) {
     let subdirsList: string[];
+    let ccmods: string[];
     try {
-      subdirsList = await files.getModDirectoriesIn(dir, config);
+      ({ modDirectories: subdirsList, ccmods } = await files.getModPathsIn(dir, config));
     } catch (err) {
       console.warn(`Failed to load the list of mods in '${dir}':`, err);
       continue;
     }
-    for (let subdir of subdirsList) {
+    for (let subdir of [...subdirsList, ...ccmods]) {
       allModsList.push({ parentDir: dir, dir: subdir });
     }
+    ccmodPaths.push(...ccmods);
   }
 
-  await loadCCMods(allModsList);
+  await loadCCMods(ccmodPaths);
 
   let modsCountPerDir = new Map<string, number>();
   await Promise.all(
diff --git a/packages/core/src/service-worker-bridge.ts b/packages/core/src/service-worker-bridge.ts
index 29c5f13..7a9b477 100644
--- a/packages/core/src/service-worker-bridge.ts
+++ b/packages/core/src/service-worker-bridge.ts
@@ -46,7 +46,7 @@ export function addFetchHandler(pathPrefixes: string[], handler: FetchHandler):
 
 export interface ServiceWorkerPacket {
   path: string;
-  data: ArrayBufferLike | null;
+  data: BodyInit | null;
 }
 
 function setMessageHandling(): void {