diff --git a/packages/bruno-js/src/runtime/script-runtime.js b/packages/bruno-js/src/runtime/script-runtime.js
index 6377c8598..9a9338c10 100644
--- a/packages/bruno-js/src/runtime/script-runtime.js
+++ b/packages/bruno-js/src/runtime/script-runtime.js
@@ -92,7 +92,8 @@ class ScriptRuntime {
     if (this.runtime === 'quickjs') {
       await executeQuickJsVmAsync({
         script: script,
-        context: context
+        context: context,
+        collectionPath
       });
 
       return {
@@ -203,7 +204,8 @@ class ScriptRuntime {
     if (this.runtime === 'quickjs') {
       await executeQuickJsVmAsync({
         script: script,
-        context: context
+        context: context,
+        collectionPath
       });
 
       return {
diff --git a/packages/bruno-js/src/sandbox/quickjs/index.js b/packages/bruno-js/src/sandbox/quickjs/index.js
index 66aed3352..913795b54 100644
--- a/packages/bruno-js/src/sandbox/quickjs/index.js
+++ b/packages/bruno-js/src/sandbox/quickjs/index.js
@@ -4,6 +4,7 @@ const addConsoleShimToContext = require('./shims/console');
 const addBrunoResponseShimToContext = require('./shims/bruno-response');
 const addTestShimToContext = require('./shims/test');
 const addLibraryShimsToContext = require('./shims/lib');
+const addLocalModuleLoaderShimToContext = require('./shims/local-module');
 const { newQuickJSWASMModule, memoizePromiseFactory } = require('quickjs-emscripten');
 
 // execute `npm run sandbox:bundle-libraries` if the below file doesn't exist
@@ -55,7 +56,7 @@ const executeQuickJsVm = ({ script: externalScript, context: externalContext, sc
   }
 };
 
-const executeQuickJsVmAsync = async ({ script: externalScript, context: externalContext }) => {
+const executeQuickJsVmAsync = async ({ script: externalScript, context: externalContext, collectionPath }) => {
   if (!isNaN(Number(externalScript))) {
     return toNumber(externalScript);
   }
@@ -64,13 +65,35 @@ const executeQuickJsVmAsync = async ({ script: externalScript, context: external
     const vm = module.newContext();
 
     const bundledCode = getBundledCode?.toString() || '';
+    const moduleLoaderCode = function() {
+      return `
+        globalThis.require = (mod) => {
+          let lib = globalThis.requireObject[mod];
+          if (lib) {
+            return lib;
+          }
+          else {
+            // fetch local module
+            let localModuleCode = globalThis.__brunoLoadLocalModule(mod);
+
+            // compile local module as iife
+            (function (){
+              const initModuleExportsCode = "const module = { exports: {} };"
+              const copyModuleExportsCode = "\\n;globalThis.requireObject[mod] = module.exports;";
+              eval(initModuleExportsCode + localModuleCode + copyModuleExportsCode);
+            })();
+
+            // resolve module
+            return globalThis.requireObject[mod];
+          }
+        }
+      `;
+    };
 
     vm.evalCode(
       `
         (${bundledCode})()
-        globalThis.require = (module) => {
-          return globalThis.requireObject[module];
-        }
+        ${moduleLoaderCode()}
       `
     );
 
@@ -81,6 +104,7 @@ const executeQuickJsVmAsync = async ({ script: externalScript, context: external
     res && addBrunoResponseShimToContext(vm, res);
     consoleFn && addConsoleShimToContext(vm, consoleFn);
     addSleepShimToContext(vm);
+    addLocalModuleLoaderShimToContext(vm, collectionPath);
 
     await addLibraryShimsToContext(vm);
 
diff --git a/packages/bruno-js/src/sandbox/quickjs/shims/local-module.js b/packages/bruno-js/src/sandbox/quickjs/shims/local-module.js
new file mode 100644
index 000000000..8e3cc673f
--- /dev/null
+++ b/packages/bruno-js/src/sandbox/quickjs/shims/local-module.js
@@ -0,0 +1,31 @@
+const path = require('path');
+const fs = require('fs');
+const { marshallToVm } = require('../utils');
+
+const addLocalModuleLoaderShimToContext = (vm, collectionPath) => {
+  let loadLocalModuleHandle = vm.newFunction('loadLocalModule', function (module) {
+    const filename = vm.dump(module);
+
+    // Check if the filename has an extension
+    const hasExtension = path.extname(filename) !== '';
+    const resolvedFilename = hasExtension ? filename : `${filename}.js`;
+
+    // Resolve the file path and check if it's within the collectionPath
+    const filePath = path.resolve(collectionPath, resolvedFilename);
+    const relativePath = path.relative(collectionPath, filePath);
+
+    // Ensure the resolved file path is inside the collectionPath
+    if (relativePath.startsWith('..') || path.isAbsolute(relativePath)) {
+      throw new Error('Access to files outside of the collectionPath is not allowed.');
+    }
+
+    let code = fs.readFileSync(filePath).toString();
+
+    return marshallToVm(code, vm);
+  });
+
+  vm.setProp(vm.global, '__brunoLoadLocalModule', loadLocalModuleHandle);
+  loadLocalModuleHandle.dispose();
+};
+
+module.exports = addLocalModuleLoaderShimToContext;
diff --git a/packages/bruno-tests/collection/lib/constants.js b/packages/bruno-tests/collection/lib/constants.js
new file mode 100644
index 000000000..2f0e62f37
--- /dev/null
+++ b/packages/bruno-tests/collection/lib/constants.js
@@ -0,0 +1,5 @@
+const PI = 3.14;
+
+module.exports = {
+  PI
+};
\ No newline at end of file
diff --git a/packages/bruno-tests/collection/lib/math.js b/packages/bruno-tests/collection/lib/math.js
index da6a05ef3..44598e09a 100644
--- a/packages/bruno-tests/collection/lib/math.js
+++ b/packages/bruno-tests/collection/lib/math.js
@@ -1,5 +1,9 @@
+const { PI } = require('./lib/constants');
+
 const sum = (a, b) => a + b;
+const areaOfCircle = (radius) => PI * radius * radius;
 
 module.exports = {
-  sum
-};
+  sum,
+  areaOfCircle
+};
\ No newline at end of file
diff --git a/packages/bruno-tests/collection/ping.bru b/packages/bruno-tests/collection/ping.bru
index 3abc7a2d4..7083d12eb 100644
--- a/packages/bruno-tests/collection/ping.bru
+++ b/packages/bruno-tests/collection/ping.bru
@@ -9,3 +9,8 @@ get {
   body: none
   auth: none
 }
+
+script:pre-request {
+  var CryptoJS = require("crypto-js");
+  console.log(CryptoJS);
+}
diff --git a/packages/bruno-tests/collection/scripting/local modules/sum (without js extn).bru b/packages/bruno-tests/collection/scripting/local modules/sum (without js extn).bru
new file mode 100644
index 000000000..819d61c56
--- /dev/null
+++ b/packages/bruno-tests/collection/scripting/local modules/sum (without js extn).bru	
@@ -0,0 +1,45 @@
+meta {
+  name: sum (without js extn)
+  type: http
+  seq: 2
+}
+
+post {
+  url: {{host}}/api/echo/json
+  body: json
+  auth: none
+}
+
+body:json {
+  {
+    "a": 1,
+    "b": 2
+  }
+}
+
+assert {
+  res.status: eq 200
+}
+
+script:pre-request {
+  const math = require("./lib/math");
+  console.log(math, 'math');
+  
+  const body = req.getBody();
+  body.sum = math.sum(body.a, body.b);
+  body.areaOfCircle = math.areaOfCircle(2);
+  
+  req.setBody(body);
+}
+
+tests {
+  test("should return json", function() {
+    const data = res.getBody();
+    expect(res.getBody()).to.eql({
+      "a": 1,
+      "b": 2,
+      "sum": 3,
+      "areaOfCircle": 12.56
+    });
+  });
+}
diff --git a/packages/bruno-tests/collection/scripting/local modules/sum.bru b/packages/bruno-tests/collection/scripting/local modules/sum.bru
index f6a4193ed..464e51715 100644
--- a/packages/bruno-tests/collection/scripting/local modules/sum.bru	
+++ b/packages/bruno-tests/collection/scripting/local modules/sum.bru	
@@ -22,8 +22,7 @@ assert {
 }
 
 script:pre-request {
-  const math = require("./lib/math");
-  
+  const math = require("./lib/math.js");  
   const body = req.getBody();
   body.sum = math.sum(body.a, body.b);