--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -53,38 +53,98 @@
     needs: [test]
     strategy:
       matrix:
-        os: [ubuntu-latest, macOS-latest, windows-latest]
+        target:
+          # Tier 1
+          - aarch64-unknown-linux-gnu
+          - i686-pc-windows-gnu
+          - i686-pc-windows-msvc
+          - i686-unknown-linux-gnu
+          - x86_64-apple-darwin
+          - x86_64-pc-windows-gnu
+          - x86_64-pc-windows-msvc
+          - x86_64-unknown-linux-gnu
+
+          # Other
+          - x86_64-unknown-linux-musl
         include:
-          - os: ubuntu-latest
-            rust: stable
-            target: x86_64-unknown-linux-musl
+          - target: aarch64-unknown-linux-gnu
+            os: ubuntu-latest
             bin: jrsonnet
-            name: jrsonnet-linux-amd64
-          - os: windows-latest
-            rust: stable
-            target: x86_64-pc-windows-msvc
+            name: jrsonnet-linux-gnu-aarch64
+          - target: i686-pc-windows-gnu
+            os: windows-latest
             bin: jrsonnet.exe
-            name: jrsonnet-windows-amd64.exe
-          - os: macOS-latest
-            rust: stable
-            target: x86_64-apple-darwin
+            name: jrsonnet-windows-gnu-i686.exe
+          - target: i686-pc-windows-msvc
+            os: windows-latest
+            bin: jrsonnet.exe
+            name: jrsonnet-windows-msvc-i686.exe
+          - target: i686-unknown-linux-gnu
+            os: ubuntu-latest
             bin: jrsonnet
+            name: jrsonnet-linux-gnu-i686
+          - target: x86_64-apple-darwin
+            os: macOS-latest
+            bin: jrsonnet
             name: jrsonnet-darwin-amd64
+          - target: x86_64-pc-windows-gnu
+            os: windows-latest
+            bin: jrsonnet.exe
+            name: jrsonnet-windows-gnu-amd64.exe
+          - target: x86_64-pc-windows-msvc
+            os: windows-latest
+            bin: jrsonnet.exe
+            name: jrsonnet-windows-msvc-amd64.exe
+          - target: x86_64-unknown-linux-gnu
+            os: ubuntu-latest
+            bin: jrsonnet
+            name: jrsonnet-linux-gnu-amd64
+
+          - target: x86_64-unknown-linux-musl
+            os: ubuntu-latest
+            bin: jrsonnet
+            name: jrsonnet-linux-musl-amd64
     runs-on: ${{ matrix.os }}
     steps:
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: ${{ matrix.rust }}
+          toolchain: stable
           override: true
           target: ${{ matrix.target }}
+
       - name: Checkout
         uses: actions/checkout@v2
+
+      - name: Linux x86 cross compiler
+        if: ${{ matrix.target == 'i686-unknown-linux-gnu' }}
+        run: sudo apt install gcc-multilib
+
+      - name: Windows x86 cross compiler
+        if: ${{ matrix.target == 'i686-pc-windows-gnu' }}
+        uses: egor-tensin/setup-mingw@v2
+        with:
+          platform: x86
+
+      - name: ARM cross compiler
+        if: ${{ matrix.target == 'aarch64-unknown-linux-gnu' }}
+        uses: actions-rs/cargo@v1
+        with:
+          command: install
+          args: cross
+
+      - name: Run ARM build
+        if: ${{ matrix.target == 'aarch64-unknown-linux-gnu' }}
+        shell: bash
+        run: cross --bin=jrsonnet --release --target ${{ matrix.target }}
+
       - name: Run build
+        if: ${{ matrix.target != 'aarch64-unknown-linux-gnu' }}
         uses: actions-rs/cargo@v1
         with:
           command: build
           args: --bin=jrsonnet --release --target ${{ matrix.target }}
+
       - name: Package
         shell: bash
         run: |
@@ -93,8 +153,10 @@
 
           cp ${{ matrix.bin }} ../../../${{ matrix.name }}
           cd -
+
       - name: Generate SHA-256
         run: shasum -a 256 ${{ matrix.name }} > ${{ matrix.name }}.sha256
+
       - name: Publish
         uses: softprops/action-gh-release@v1
         with:
--- a/crates/jrsonnet-evaluator/src/builtin/mod.rs
+++ b/crates/jrsonnet-evaluator/src/builtin/mod.rs
@@ -1,8 +1,8 @@
 use crate::{
 	equals,
 	error::{Error::*, Result},
-	parse_args, primitive_equals, push, throw, with_state, ArrValue, Context, FuncVal, LazyVal,
-	Val,
+	parse_args, primitive_equals, push, throw, with_state, ArrValue, Context, EvaluationState,
+	FuncVal, LazyVal, Val,
 };
 use format::{format_arr, format_obj};
 use jrsonnet_interner::IStr;
@@ -74,6 +74,7 @@
 			("reverse".into(), builtin_reverse),
 			("id".into(), builtin_id),
 			("strReplace".into(), builtin_str_replace),
+			("parseJson".into(), builtin_parse_json),
 		].iter().cloned().collect()
 	};
 }
@@ -164,6 +165,20 @@
 	})
 }
 
+fn builtin_parse_json(
+	context: Context,
+	_loc: Option<&ExprLocation>,
+	args: &ArgsDesc,
+) -> Result<Val> {
+	parse_args!(context, "parseJson", args, 1, [
+		0, s: ty!(string) => Val::Str;
+	], {
+		let state = EvaluationState::default();
+		let path = Rc::new(PathBuf::from("std.parseJson"));
+		state.evaluate_snippet_raw(path ,s)
+	})
+}
+
 // faster
 fn builtin_slice(context: Context, _loc: Option<&ExprLocation>, args: &ArgsDesc) -> Result<Val> {
 	parse_args!(context, "slice", args, 4, [
--- a/crates/jrsonnet-evaluator/src/lib.rs
+++ b/crates/jrsonnet-evaluator/src/lib.rs
@@ -809,6 +809,21 @@
 	}
 
 	#[test]
+	fn parse_json() {
+		assert_json!(
+			r#"std.parseJson('{"a": -1,"b": 1,"c": 3.141,"d": []}')"#,
+			r#"{"a": -1,"b": 1,"c": 3.141,"d": []}"#
+		);
+		// TODO: this should in fact fail as is no proper JSON syntax
+		assert_json!(
+			r#"std.parseJson("{a:-1, b:1, c:3.141, d:[]}")"#,
+			r#"{"a": -1,"b": 1,"c": 3.141,"d": []}"#
+		);
+		// TODO: this is also no valid JSON
+		assert_json!(r#"std.parseJson('local x = 2; x * x')"#, r#"4"#);
+	}
+
+	#[test]
 	fn test() {
 		assert_json!(
 			r#"[[a, b] for a in [1,2,3] for b in [4,5,6]]"#,