diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 12b02262..c2f637d5 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -121,6 +121,9 @@ jobs:
               export CC=clang
               export CFLAGS="-fuse-ld=lld"
               pnpm --filter=@oxc-node/core build --target s390x-unknown-linux-gnu --use-napi-cross
+          - host: ubuntu-latest
+            target: aarch64-unknown-linux-ohos
+            build: pnpm --filter=@oxc-node/core build --target aarch64-unknown-linux-ohos
           - host: ubuntu-latest
             target: wasm32-wasip1-threads
             build: pnpm --filter=@oxc-node/core build --target wasm32-wasip1-threads
@@ -149,7 +152,7 @@ jobs:
       - uses: goto-bus-stop/setup-zig@abea47f85e598557f500fa1fd2ab7464fcb39406 # v2.2.1
         if: ${{ contains(matrix.settings.target, 'musl') }}
         with:
-          version: 0.14.0
+          version: 0.14.1
       - name: Install cargo-zigbuild
         uses: taiki-e/install-action@c07504cae06f832dc8de08911c9a9c5cddb0d2d3 # v2.56.13
         if: ${{ contains(matrix.settings.target, 'musl') }}
@@ -157,6 +160,9 @@ jobs:
           GITHUB_TOKEN: ${{ github.token }}
         with:
           tool: cargo-zigbuild
+      - name: Setup OpenHarmony toolchain
+        if: ${{ contains(matrix.settings.target, 'ohos') }}
+        uses: openharmony-rs/setup-ohos-sdk@10564ad8040178be4aa02e0d3a2c25c32779fa3f # v0.2
       - name: Setup toolchain
         run: ${{ matrix.settings.setup }}
         if: ${{ matrix.settings.setup }}
diff --git a/packages/core/index.d.ts b/packages/core/index.d.ts
index f78d44e2..26569a72 100644
--- a/packages/core/index.d.ts
+++ b/packages/core/index.d.ts
@@ -13,12 +13,8 @@ export declare class Output {
   sourceMap(): string | null
 }
 
-export function transform(path: string, source: string | Uint8Array): Output
-
-export function transformAsync(path: string, source: string | Uint8Array): Promise<Output>
-
 export declare class OxcTransformer {
-  constructor(cwd?: string)
+  constructor(cwd?: string | undefined | null)
   transform(path: string, source: string | Uint8Array): Output
   transformAsync(path: string, source: string | Uint8Array | Buffer): Promise<Output>
 }
@@ -62,3 +58,7 @@ export interface ResolveFnOutput {
   url: string
   importAttributes?: Record<string, string> | null
 }
+
+export declare function transform(path: string, source: string | Uint8Array): Output
+
+export declare function transformAsync(path: string, source: string | Uint8Array | Buffer): Promise<unknown>
diff --git a/packages/core/index.js b/packages/core/index.js
index faf90a5b..d89cb180 100644
--- a/packages/core/index.js
+++ b/packages/core/index.js
@@ -82,7 +82,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else if (process.arch === 'arm') {
       try {
         return require('./oxc-node.android-arm-eabi.node')
@@ -94,7 +93,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else {
       loadErrors.push(new Error(`Unsupported architecture on Android ${process.arch}`))
     }
@@ -110,7 +108,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else if (process.arch === 'ia32') {
       try {
         return require('./oxc-node.win32-ia32-msvc.node')
@@ -122,7 +119,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else if (process.arch === 'arm64') {
       try {
         return require('./oxc-node.win32-arm64-msvc.node')
@@ -134,22 +130,20 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else {
       loadErrors.push(new Error(`Unsupported architecture on Windows: ${process.arch}`))
     }
   } else if (process.platform === 'darwin') {
     try {
-        return require('./oxc-node.darwin-universal.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-darwin-universal')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-
+      return require('./oxc-node.darwin-universal.node')
+    } catch (e) {
+      loadErrors.push(e)
+    }
+    try {
+      return require('@oxc-node/core-darwin-universal')
+    } catch (e) {
+      loadErrors.push(e)
+    }
     if (process.arch === 'x64') {
       try {
         return require('./oxc-node.darwin-x64.node')
@@ -161,7 +155,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else if (process.arch === 'arm64') {
       try {
         return require('./oxc-node.darwin-arm64.node')
@@ -173,7 +166,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else {
       loadErrors.push(new Error(`Unsupported architecture on macOS: ${process.arch}`))
     }
@@ -189,7 +181,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else if (process.arch === 'arm64') {
       try {
         return require('./oxc-node.freebsd-arm64.node')
@@ -201,7 +192,6 @@ function requireNative() {
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else {
       loadErrors.push(new Error(`Unsupported architecture on FreeBSD: ${process.arch}`))
     }
@@ -209,133 +199,160 @@ function requireNative() {
     if (process.arch === 'x64') {
       if (isMusl()) {
         try {
-        return require('./oxc-node.linux-x64-musl.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-linux-x64-musl')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-
+          return require('./oxc-node.linux-x64-musl.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-x64-musl')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       } else {
         try {
-        return require('./oxc-node.linux-x64-gnu.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-linux-x64-gnu')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-
+          return require('./oxc-node.linux-x64-gnu.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-x64-gnu')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       }
     } else if (process.arch === 'arm64') {
       if (isMusl()) {
         try {
-        return require('./oxc-node.linux-arm64-musl.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-linux-arm64-musl')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-
+          return require('./oxc-node.linux-arm64-musl.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-arm64-musl')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       } else {
         try {
-        return require('./oxc-node.linux-arm64-gnu.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-linux-arm64-gnu')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-
+          return require('./oxc-node.linux-arm64-gnu.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-arm64-gnu')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       }
     } else if (process.arch === 'arm') {
       if (isMusl()) {
         try {
-        return require('./oxc-node.linux-arm-musleabihf.node')
-      } catch (e) {
-        loadErrors.push(e)
-      }
-      try {
-        return require('@oxc-node/core-linux-arm-musleabihf')
-      } catch (e) {
-        loadErrors.push(e)
+          return require('./oxc-node.linux-arm-musleabihf.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-arm-musleabihf')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+      } else {
+        try {
+          return require('./oxc-node.linux-arm-gnueabihf.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-arm-gnueabihf')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       }
-
+    } else if (process.arch === 'riscv64') {
+      if (isMusl()) {
+        try {
+          return require('./oxc-node.linux-riscv64-musl.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-riscv64-musl')
+        } catch (e) {
+          loadErrors.push(e)
+        }
       } else {
         try {
-        return require('./oxc-node.linux-arm-gnueabihf.node')
+          return require('./oxc-node.linux-riscv64-gnu.node')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+        try {
+          return require('@oxc-node/core-linux-riscv64-gnu')
+        } catch (e) {
+          loadErrors.push(e)
+        }
+      }
+    } else if (process.arch === 'ppc64') {
+      try {
+        return require('./oxc-node.linux-ppc64-gnu.node')
       } catch (e) {
         loadErrors.push(e)
       }
       try {
-        return require('@oxc-node/core-linux-arm-gnueabihf')
+        return require('@oxc-node/core-linux-ppc64-gnu')
       } catch (e) {
         loadErrors.push(e)
       }
-
-      }
-    } else if (process.arch === 'riscv64') {
-      if (isMusl()) {
-        try {
-        return require('./oxc-node.linux-riscv64-musl.node')
+    } else if (process.arch === 's390x') {
+      try {
+        return require('./oxc-node.linux-s390x-gnu.node')
       } catch (e) {
         loadErrors.push(e)
       }
       try {
-        return require('@oxc-node/core-linux-riscv64-musl')
+        return require('@oxc-node/core-linux-s390x-gnu')
       } catch (e) {
         loadErrors.push(e)
       }
-
-      } else {
-        try {
-        return require('./oxc-node.linux-riscv64-gnu.node')
+    } else {
+      loadErrors.push(new Error(`Unsupported architecture on Linux: ${process.arch}`))
+    }
+  } else if (process.platform === 'openharmony') {
+    if (process.arch === 'arm64') {
+      try {
+        return require('./oxc-node.linux-arm64-ohos.node')
       } catch (e) {
         loadErrors.push(e)
       }
       try {
-        return require('@oxc-node/core-linux-riscv64-gnu')
+        return require('@oxc-node/core-linux-arm64-ohos')
       } catch (e) {
         loadErrors.push(e)
       }
-
-      }
-    } else if (process.arch === 'ppc64') {
+    } else if (process.arch === 'x64') {
       try {
-        return require('./oxc-node.linux-ppc64-gnu.node')
+        return require('./oxc-node.linux-x64-ohos.node')
       } catch (e) {
         loadErrors.push(e)
       }
       try {
-        return require('@oxc-node/core-linux-ppc64-gnu')
+        return require('@oxc-node/core-linux-x64-ohos')
       } catch (e) {
         loadErrors.push(e)
       }
-
-    } else if (process.arch === 's390x') {
+    } else if (process.arch === 'arm') {
       try {
-        return require('./oxc-node.linux-s390x-gnu.node')
+        return require('./oxc-node.linux-arm-ohos.node')
       } catch (e) {
         loadErrors.push(e)
       }
       try {
-        return require('@oxc-node/core-linux-s390x-gnu')
+        return require('@oxc-node/core-linux-arm-ohos')
       } catch (e) {
         loadErrors.push(e)
       }
-
     } else {
-      loadErrors.push(new Error(`Unsupported architecture on Linux: ${process.arch}`))
+      loadErrors.push(new Error(`Unsupported architecture on OpenHarmony: ${process.arch}`))
     }
   } else {
     loadErrors.push(new Error(`Unsupported OS: ${process.platform}, architecture: ${process.arch}`))
@@ -377,9 +394,9 @@ if (!nativeBinding) {
 
 module.exports = nativeBinding
 module.exports.Output = nativeBinding.Output
-module.exports.transform = nativeBinding.transform
-module.exports.transformAsync = nativeBinding.transformAsync
 module.exports.OxcTransformer = nativeBinding.OxcTransformer
 module.exports.createResolve = nativeBinding.createResolve
 module.exports.initTracing = nativeBinding.initTracing
 module.exports.load = nativeBinding.load
+module.exports.transform = nativeBinding.transform
+module.exports.transformAsync = nativeBinding.transformAsync
diff --git a/packages/core/oxc-node.wasi-browser.js b/packages/core/oxc-node.wasi-browser.js
index 2dc48af4..4464bccd 100644
--- a/packages/core/oxc-node.wasi-browser.js
+++ b/packages/core/oxc-node.wasi-browser.js
@@ -59,3 +59,5 @@ export const OxcTransformer = __napiModule.exports.OxcTransformer
 export const createResolve = __napiModule.exports.createResolve
 export const initTracing = __napiModule.exports.initTracing
 export const load = __napiModule.exports.load
+export const transform = __napiModule.exports.transform
+export const transformAsync = __napiModule.exports.transformAsync
diff --git a/packages/core/oxc-node.wasi.cjs b/packages/core/oxc-node.wasi.cjs
index 98a0d5dd..895ce86e 100644
--- a/packages/core/oxc-node.wasi.cjs
+++ b/packages/core/oxc-node.wasi.cjs
@@ -82,7 +82,7 @@ const { instance: __napiInstance, module: __wasiModule, napiModule: __napiModule
       const kHandle = Object.getOwnPropertySymbols(worker).find(s =>
         s.toString().includes("kHandle")
       );
-      if (kPublicPort) {
+      if (kHandle) {
         worker[kHandle].ref = () => {};
       }
 
@@ -113,3 +113,5 @@ module.exports.OxcTransformer = __napiModule.exports.OxcTransformer
 module.exports.createResolve = __napiModule.exports.createResolve
 module.exports.initTracing = __napiModule.exports.initTracing
 module.exports.load = __napiModule.exports.load
+module.exports.transform = __napiModule.exports.transform
+module.exports.transformAsync = __napiModule.exports.transformAsync
diff --git a/packages/core/package.json b/packages/core/package.json
index 6dbdc4e0..d14675b6 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1113,6 +1113,7 @@
       "aarch64-linux-android",
       "aarch64-unknown-linux-gnu",
       "aarch64-unknown-linux-musl",
+      "aarch64-unknown-linux-ohos",
       "aarch64-pc-windows-msvc",
       "armv7-unknown-linux-gnueabihf",
       "powerpc64le-unknown-linux-gnu",