diff --git a/.github/workflows/wasm_test.yaml b/.github/workflows/wasm_test.yaml
new file mode 100644
index 000000000..2b2396ecc
--- /dev/null
+++ b/.github/workflows/wasm_test.yaml
@@ -0,0 +1,29 @@
+name: build-and-test-wasm
+on: ["push", "pull_request"]
+jobs:
+  build-and-test:
+    # Ref: https://github.com/actions/runner-images/tree/main/images/linux
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
+        with:
+          submodules: "true"
+
+      - name: Install rust nightly toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: 1.76
+          override: true
+          components: clippy, rustfmt
+
+      - name: Unit test
+        working-directory: ./kclvm
+        run: rustup target add wasm32-wasi && make build-wasm
+        shell: bash
+
+      - uses: actions/upload-artifact@v3
+        with:
+          name: kcl-wasm
+          path: kclvm/target/wasm32-wasi/release/kclvm_cli_cdylib.wasm
diff --git a/kclvm/api/src/service/capi.rs b/kclvm/api/src/service/capi.rs
index bdd1e75fa..ff5e76f5a 100644
--- a/kclvm/api/src/service/capi.rs
+++ b/kclvm/api/src/service/capi.rs
@@ -184,6 +184,7 @@ pub(crate) fn kclvm_get_service_fn_ptr_by_name(name: &str) -> u64 {
         "KclvmService.Rename" => rename as *const () as u64,
         "KclvmService.RenameCode" => rename_code as *const () as u64,
         "KclvmService.Test" => test as *const () as u64,
+        #[cfg(not(target_arch = "wasm32"))]
         "KclvmService.UpdateDependencies" => update_dependencies as *const () as u64,
         _ => panic!("unknown method name : {name}"),
     }
@@ -524,6 +525,7 @@ pub(crate) fn test(
     call!(serv, args, result_len, TestArgs, test)
 }
 
+#[cfg(not(target_arch = "wasm32"))]
 /// Service for the dependencies updating
 /// calling information.
 ///
diff --git a/kclvm/api/src/service/service_impl.rs b/kclvm/api/src/service/service_impl.rs
index a114b7671..cce3184e5 100644
--- a/kclvm/api/src/service/service_impl.rs
+++ b/kclvm/api/src/service/service_impl.rs
@@ -1,6 +1,6 @@
 use std::collections::HashMap;
 use std::io::Write;
-use std::path::{Path, PathBuf};
+use std::path::PathBuf;
 use std::string::String;
 
 use crate::gpyrpc::*;
@@ -9,7 +9,6 @@ use anyhow::anyhow;
 use kcl_language_server::rename;
 use kclvm_config::settings::build_settings_pathbuf;
 use kclvm_driver::canonicalize_input_files;
-use kclvm_driver::client::ModClient;
 use kclvm_loader::option::list_options;
 use kclvm_loader::{load_packages_with_cache, LoadPackageOptions};
 use kclvm_parser::load_program;
@@ -957,6 +956,7 @@ impl KclvmServiceImpl {
         Ok(result)
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     /// update_dependencies provides users with the ability to update kcl module dependencies.
     ///
     /// # Examples
@@ -986,6 +986,8 @@ impl KclvmServiceImpl {
         &self,
         args: &UpdateDependenciesArgs,
     ) -> anyhow::Result<UpdateDependenciesResult> {
+        use kclvm_driver::client::ModClient;
+        use std::path::Path;
         let mut client = ModClient::new(&args.manifest_path)?;
         if args.vendor {
             client.set_vendor(&Path::new(&args.manifest_path).join("vendor"));
diff --git a/kclvm/driver/Cargo.toml b/kclvm/driver/Cargo.toml
index 92aacfb6c..47a43a80b 100644
--- a/kclvm/driver/Cargo.toml
+++ b/kclvm/driver/Cargo.toml
@@ -19,10 +19,12 @@ walkdir = "2"
 serde = { version = "1.0", features = ["derive"] }
 anyhow = { version = "1.0.70", features = ["backtrace"] }
 glob = "0.3.1"
-oci-distribution = { default-features = false, version = "0.11.0", features = ["rustls-tls"] }
 flate2 = "1.0.30"
 tar = "0.4.40"
-tokio = { version = "1.37.0", features = ["full"] }
 indexmap = "2.2.6"
 once_cell = "1.19.0"
 parking_lot = "0.12.3"
+
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+oci-distribution = { default-features = false, version = "0.11.0", features = ["rustls-tls"] }
+tokio = { version = "1.37.0", features = ["full"] }
diff --git a/kclvm/driver/src/lib.rs b/kclvm/driver/src/lib.rs
index 958efb433..7a4a45ae1 100644
--- a/kclvm/driver/src/lib.rs
+++ b/kclvm/driver/src/lib.rs
@@ -1,4 +1,5 @@
 pub mod arguments;
+#[cfg(not(target_arch = "wasm32"))]
 pub mod client;
 pub mod toolchain;
 
diff --git a/kclvm/driver/src/toolchain.rs b/kclvm/driver/src/toolchain.rs
index dc343d83f..dc14e156f 100644
--- a/kclvm/driver/src/toolchain.rs
+++ b/kclvm/driver/src/toolchain.rs
@@ -1,14 +1,13 @@
-use crate::client::ModClient;
 use crate::{kcl, lookup_the_nearest_file_dir};
 use anyhow::{bail, Result};
 use kclvm_config::modfile::KCL_MOD_FILE;
 use kclvm_parser::LoadProgramOptions;
 use kclvm_utils::pkgpath::rm_external_pkg_name;
-use parking_lot::Mutex;
 use serde::{Deserialize, Serialize};
 use std::ffi::OsStr;
-use std::sync::Arc;
 use std::{collections::HashMap, path::PathBuf, process::Command};
+#[cfg(not(target_arch = "wasm32"))]
+use {crate::client::ModClient, parking_lot::Mutex, std::sync::Arc};
 
 /// `Toolchain` is a trait that outlines a standard set of operations that must be
 /// implemented for a KCL module (mod), typically involving fetching metadata from,
@@ -99,11 +98,13 @@ impl<S: AsRef<OsStr> + Send + Sync> Toolchain for CommandToolchain<S> {
     }
 }
 
+#[cfg(not(target_arch = "wasm32"))]
 #[derive(Default)]
 pub struct NativeToolchain {
     client: Arc<Mutex<ModClient>>,
 }
 
+#[cfg(not(target_arch = "wasm32"))]
 impl Toolchain for NativeToolchain {
     fn fetch_metadata(&self, manifest_path: PathBuf) -> Result<Metadata> {
         let mut client = self.client.lock();