diff --git a/src/args.rs b/src/args.rs
index 908f3e4..1688fc6 100644
--- a/src/args.rs
+++ b/src/args.rs
@@ -153,6 +153,10 @@ pub struct BuildCommand {
     #[serde(default)]
     pub show_config: bool,
 
+    /// Build target.
+    #[arg(short, long, value_enum, default_value_t = Target::Native)]
+    pub target: Target,
+
     #[command(flatten)]
     #[serde(default)]
     pub tree_sitter: TreeSitter,
@@ -169,6 +173,7 @@ impl Default for BuildCommand {
             out_dir: PathBuf::from(TSDL_OUT_DIR),
             prefix: String::from(TSDL_PREFIX),
             show_config: TSDL_SHOW_CONFIG,
+            target: Target::Native,
             tree_sitter: TreeSitter::default(),
         }
     }
@@ -197,6 +202,16 @@ pub enum ParserConfig {
     Ref(String),
 }
 
+#[derive(clap::ValueEnum, Clone, Debug, Deserialize, Diff, Serialize, PartialEq, Eq)]
+#[diff(attr(
+    #[derive(Debug, PartialEq)]
+))]
+pub enum Target {
+    All,
+    Native,
+    Wasm,
+}
+
 #[derive(clap::Args, Clone, Debug, Diff, Deserialize, PartialEq, Eq, Serialize)]
 #[diff(attr(
     #[derive(Debug, PartialEq)]
diff --git a/src/build.rs b/src/build.rs
index 63dc393..b461343 100644
--- a/src/build.rs
+++ b/src/build.rs
@@ -11,7 +11,7 @@ use tracing::error;
 use url::Url;
 
 use crate::{
-    args::{BuildCommand, ParserConfig},
+    args::{BuildCommand, ParserConfig, Target},
     config,
     consts::TSDL_FROM,
     display::{Handle, Progress, ProgressState, TICK_CHARS},
@@ -70,6 +70,7 @@ fn build(command: &BuildCommand, progress: Progress) -> Result<()> {
         command.build_dir.clone(),
         command.out_dir.clone(),
         &command.prefix,
+        &command.target,
     )
     .unwrap();
     create_dir_all(&command.out_dir)
@@ -102,6 +103,7 @@ fn languages(
     build_dir: PathBuf,
     out_dir: PathBuf,
     prefix: &str,
+    target: &Target,
 ) -> Result<Vec<Language>, error::LanguageCollection> {
     let (res, errs) = unique_languages(
         ts_cli,
@@ -111,6 +113,7 @@ fn languages(
         requested_languages,
         defined_parsers,
         progress,
+        target,
     );
     if errs.is_empty() {
         Ok(res.into_iter().map(Result::unwrap).collect())
@@ -135,6 +138,7 @@ fn unique_languages(
     requested_languages: &Option<Vec<String>>,
     defined_parsers: &Option<BTreeMap<String, ParserConfig>>,
     progress: Arc<Mutex<Progress>>,
+    target: &Target,
 ) -> Languages {
     let ts_cli = Arc::new(ts_cli);
     let final_languages = requested_languages
@@ -162,6 +166,7 @@ fn unique_languages(
                     out_dir.canon().unwrap(),
                     prefix.into(),
                     repo,
+                    target.clone(),
                     ts_cli.clone(),
                 )
             })
diff --git a/src/parser.rs b/src/parser.rs
index 1f7af3f..5a797ab 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -11,6 +11,7 @@ use tracing::warn;
 use url::Url;
 
 use crate::{
+    args::Target,
     display::{Handle, ProgressHandle},
     error,
     git::{clone_fast, Ref},
@@ -57,6 +58,8 @@ pub struct Language {
     out_dir: PathBuf,
     prefix: String,
     repo: Url,
+    #[allow(dead_code)]
+    target: Target,
     ts_cli: Arc<PathBuf>,
 }
 
@@ -72,6 +75,7 @@ impl Language {
         out_dir: PathBuf,
         prefix: String,
         repo: Url,
+        target: Target,
         ts_cli: Arc<PathBuf>,
     ) -> Self {
         Language {
@@ -83,6 +87,7 @@ impl Language {
             out_dir,
             prefix,
             repo,
+            target,
             ts_cli,
         }
     }