diff --git a/.github/workflows/test-deno.yml b/.github/workflows/test-deno.yml
new file mode 100644
index 00000000..11dd5cec
--- /dev/null
+++ b/.github/workflows/test-deno.yml
@@ -0,0 +1,59 @@
+name: Tests Deno
+
+on: [pull_request, push]
+
+jobs:
+  test:
+    name: Tests Deno
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        deno: [2]
+    steps:
+      - uses: actions/checkout@v3
+      - run: corepack enable
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: ${{matrix.deno}}
+      - name: Bootstrap
+        run: deno install
+      - name: Generate
+        run: cd packages/as-sha256 && deno run -R -W -I scripts/codegen.ts
+      - name: Unit Tests
+        run: JS_RUNTIME=deno deno task --recursive --filter '' test:unit
+
+      # Download spec tests with cache
+      - name: Restore spec tests cache
+        uses: actions/cache@master
+        with:
+          path: packages/ssz/spec-tests
+          key: spec-test-data-${{ hashFiles('packages/ssz/test/specTestVersioning.ts') }}
+      - name: Download spec tests
+        run: yarn download-spec-tests
+        working-directory: packages/ssz
+
+      # Run them in different steps to quickly identifying which command failed
+      # Otherwise just doing `yarn test:spec` you can't tell which specific suite failed
+      # many of the suites have identical names for minimal and mainnet
+      - name: Spec tests general
+        run: deno task -R -W test:spec-generic
+        working-directory: packages/ssz
+      - name: Spec tests phase0-minimal
+        run: LODESTAR_FORK=phase0 deno task -R -W test:spec-static-minimal
+        working-directory: packages/ssz
+      - name: Spec tests phase0-mainnet
+        run: LODESTAR_FORK=phase0 deno task -R -W test:spec-static-mainnet
+        working-directory: packages/ssz
+      - name: Spec tests altair-minimal
+        run: LODESTAR_FORK=altair deno task -R -W test:spec-static-minimal
+        working-directory: packages/ssz
+      - name: Spec tests altair-mainnet
+        run: LODESTAR_FORK=altair deno task -R -W test:spec-static-mainnet
+        working-directory: packages/ssz
+      - name: Spec tests bellatrix-minimal
+        run: LODESTAR_FORK=bellatrix deno task -R -W test:spec-static-minimal
+        working-directory: packages/ssz
+      - name: Spec tests bellatrix-mainnet
+        run: LODESTAR_FORK=bellatrix deno task -R -W test:spec-static-mainnet
+        working-directory: packages/ssz
diff --git a/.github/workflows/test-node.yml b/.github/workflows/test-node.yml
index cd0255be..591bd907 100644
--- a/.github/workflows/test-node.yml
+++ b/.github/workflows/test-node.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Lint
         run: yarn lint
       - name: Unit Tests
-        run: yarn test:unit
+        run: yarn lerna run test:unit
       - name: Browsers Tests
         run: yarn test:browsers