diff --git a/integrations/deno/melody_wasm.d.ts b/integrations/deno/melody_wasm.d.ts
index cf38885..a918a0c 100644
--- a/integrations/deno/melody_wasm.d.ts
+++ b/integrations/deno/melody_wasm.d.ts
@@ -1,53 +1,62 @@
 /* tslint:disable */
 /* eslint-disable */
 /**
-*
-*Compiles Melody source code to a regular expression
-*
-*# Errors
-*
-*Throws an error if a compilation error is encountered
-*
-*# Example
-*
-*```js
-*const source = `
-*  <start>;
-*
-*  option of "v";
-*
-*  capture major {
-*    some of <digit>;
-*  }
-*
-*  ".";
-*
-*  capture minor {
-*    some of <digit>;
-*  }
-*
-*  ".";
-*
-*  capture patch {
-*    some of <digit>;
-*  }
-*
-*  <end>;
-*`;
-*
-*try {
-*  const output = compiler(source);
-*  new RegExp(output).test("v1.1.1"); // true
-*} catch (error) {
-*  // handle compilation error
-*}
-*```
-* @param {string} source
-* @returns {string}
-*/
+ *
+ *Compiles Melody source code to a regular expression
+ *
+ *# Errors
+ *
+ *Throws an error if a compilation error is encountered
+ *
+ *# Example
+ *
+ *```js
+ *import init, { compiler } from "https://deno.land/x/melody/melody_wasm.js";
+ *
+ *await init();
+ *
+ *const source = `
+ *  <start>;
+ *
+ *  option of "v";
+ *
+ *  capture major {
+ *    some of <digit>;
+ *  }
+ *
+ *  ".";
+ *
+ *  capture minor {
+ *    some of <digit>;
+ *  }
+ *
+ *  ".";
+ *
+ *  capture patch {
+ *    some of <digit>;
+ *  }
+ *
+ *  <end>;
+ *`;
+ *
+ *try {
+ *  const output = compiler(source);
+ *  new RegExp(output).test("v1.1.1"); // true
+ *} catch (error) {
+ *  // handle compilation error
+ *}
+ *```
+ * @param {string} source
+ * @returns {string}
+ */
 export function compiler(source: string): string;
 
-export type InitInput = RequestInfo | URL | Response | BufferSource | WebAssembly.Module;
+export type InitInput =
+  | RequestInfo
+  | URL
+  | Response
+  | BufferSource
+  | WebAssembly.Module;
 
 export interface InitOutput {
   readonly memory: WebAssembly.Memory;
@@ -59,11 +68,22 @@ export interface InitOutput {
 }
 
 /**
-* If `module_or_path` is {RequestInfo} or {URL}, makes a request and
-* for everything else, calls `WebAssembly.instantiate` directly.
-*
-* @param {InitInput | Promise<InitInput>} module_or_path
-*
-* @returns {Promise<InitOutput>}
-*/
-export default function init (module_or_path?: InitInput | Promise<InitInput>): Promise<InitOutput>;
+ * Synchronously compiles the given `bytes` and instantiates the WebAssembly module.
+ *
+ * @param {BufferSource} bytes
+ *
+ * @returns {InitOutput}
+ */
+export function initSync(bytes: BufferSource): InitOutput;
+
+/**
+ * If `module_or_path` is {RequestInfo} or {URL}, makes a request and
+ * for everything else, calls `WebAssembly.instantiate` directly.
+ *
+ * @param {InitInput | Promise<InitInput>} module_or_path
+ *
+ * @returns {Promise<InitOutput>}
+ */
+export default function init(
+  module_or_path?: InitInput | Promise<InitInput>
+): Promise<InitOutput>;
diff --git a/integrations/deno/melody_wasm.js b/integrations/deno/melody_wasm.js
index 8d71e35..7921d42 100644
--- a/integrations/deno/melody_wasm.js
+++ b/integrations/deno/melody_wasm.js
@@ -7,15 +7,12 @@ const cachedTextDecoder = new TextDecoder("utf-8", {
 
 cachedTextDecoder.decode();
 
-let cachegetUint8Memory0 = null;
+let cachedUint8Memory0;
 function getUint8Memory0() {
-  if (
-    cachegetUint8Memory0 === null ||
-    cachegetUint8Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
+  if (cachedUint8Memory0.byteLength === 0) {
+    cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
   }
-  return cachegetUint8Memory0;
+  return cachedUint8Memory0;
 }
 
 function getStringFromWasm0(ptr, len) {
@@ -94,15 +91,12 @@ function passStringToWasm0(arg, malloc, realloc) {
   return ptr;
 }
 
-let cachegetInt32Memory0 = null;
+let cachedInt32Memory0;
 function getInt32Memory0() {
-  if (
-    cachegetInt32Memory0 === null ||
-    cachegetInt32Memory0.buffer !== wasm.memory.buffer
-  ) {
-    cachegetInt32Memory0 = new Int32Array(wasm.memory.buffer);
+  if (cachedInt32Memory0.byteLength === 0) {
+    cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
   }
-  return cachegetInt32Memory0;
+  return cachedInt32Memory0;
 }
 
 function getObject(idx) {
@@ -131,10 +125,6 @@ function takeObject(idx) {
  *# Example
  *
  *```js
- *import init, { compiler } from "https://deno.land/x/melody/melody_wasm.js";
- *
- *await init();
- *
  *const source = `
  *  <start>;
  *
@@ -227,10 +217,7 @@ async function load(module, imports) {
   }
 }
 
-async function init(input) {
-  if (typeof input === "undefined") {
-    input = new URL("melody_wasm_bg.wasm", import.meta.url);
-  }
+function getImports() {
   const imports = {};
   imports.wbg = {};
   imports.wbg.__wbindgen_error_new = function (arg0, arg1) {
@@ -238,6 +225,37 @@ async function init(input) {
     return addHeapObject(ret);
   };
 
+  return imports;
+}
+
+function initMemory(imports, maybe_memory) {}
+
+function finalizeInit(instance, module) {
+  wasm = instance.exports;
+  init.__wbindgen_wasm_module = module;
+  cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
+  cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
+
+  return wasm;
+}
+
+function initSync(bytes) {
+  const imports = getImports();
+
+  initMemory(imports);
+
+  const module = new WebAssembly.Module(bytes);
+  const instance = new WebAssembly.Instance(module, imports);
+
+  return finalizeInit(instance, module);
+}
+
+async function init(input) {
+  if (typeof input === "undefined") {
+    input = new URL("melody_wasm_bg.wasm", import.meta.url);
+  }
+  const imports = getImports();
+
   if (
     typeof input === "string" ||
     (typeof Request === "function" && input instanceof Request) ||
@@ -246,12 +264,12 @@ async function init(input) {
     input = fetch(input);
   }
 
-  const { instance, module } = await load(await input, imports);
+  initMemory(imports);
 
-  wasm = instance.exports;
-  init.__wbindgen_wasm_module = module;
+  const { instance, module } = await load(await input, imports);
 
-  return wasm;
+  return finalizeInit(instance, module);
 }
 
+export { initSync };
 export default init;
diff --git a/integrations/deno/melody_wasm_bg.wasm b/integrations/deno/melody_wasm_bg.wasm
index 7e4b965..82bcc0b 100644
Binary files a/integrations/deno/melody_wasm_bg.wasm and b/integrations/deno/melody_wasm_bg.wasm differ