diff --git a/.forgejo/workflows/tests.yml b/.forgejo/workflows/tests.yml
index 42fe353..2a9d76e 100644
--- a/.forgejo/workflows/tests.yml
+++ b/.forgejo/workflows/tests.yml
@@ -20,6 +20,44 @@ jobs:
       - name: Run linters
         run: make lint
 
+  clang-format:
+    name: Check clang-format
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: '16'
+
+      - name: Restore LLVM
+        id: cache-primes-restore
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            bin/linters/clang/clang-format
+          key: ${{ runner.os }}-clang
+
+
+      - name: Run clang-format
+        run: make clang
+
+      - name: Save LLVM Cache
+        id: cache-primes-save
+        uses: actions/cache/save@v4
+        with:
+          path: |
+            bin/linters/clang/clang-format
+          key: ${{ runner.os }}-clang
+
+#      - name: Print diff
+#        run: git diff HEAD
+
+#      - name: Check that nothing has changed
+#        run: git diff-index --exit-code HEAD
+
   tests:
     name: Tests
     runs-on: ubuntu-latest
diff --git a/Makefile b/Makefile
index b834155..6cbd393 100644
--- a/Makefile
+++ b/Makefile
@@ -5,6 +5,7 @@ REPO ?= $(shell go list -m)
 VERSION ?= $(shell git describe --tags --dirty --match "v*" --always --abbrev=8 2>/dev/null || cat VERSION 2>/dev/null || echo "develop")
 GO_VERSION ?= 1.22
 LINT_VERSION ?= 1.60.3
+LLVM_VERSION ?= 19.1.3
 TRUECLOUDLAB_LINT_VERSION ?= 0.0.7
 BINDIR = bin
 
@@ -74,6 +75,22 @@ lint:
 	fi
 	$(LINT_DIR)/golangci-lint run --timeout=5m
 
+clang:
+	@if [ ! -d "$(OUTPUT_LINT_DIR)/clang" ]; then \
+		make clang-install; \
+	fi
+	@$(OUTPUT_LINT_DIR)/clang/clang-format -i **/*.js
+
+clang-install:
+	@mkdir -p $(TMP_DIR)/llvm
+	@curl -L -o $(TMP_DIR)/llvm/llv-$(LLVM_VERSION)-linux-x64.tar.xz https://github.com/llvm/llvm-project/releases/download/llvmorg-$(LLVM_VERSION)/LLVM-$(LLVM_VERSION)-Linux-X64.tar.xz
+	@mkdir -p $(OUTPUT_LINT_DIR)/clang
+	@tar -xJf $(TMP_DIR)/llvm/llv-$(LLVM_VERSION)-linux-x64.tar.xz --strip-components=2 -C $(OUTPUT_LINT_DIR)/clang LLVM-$(LLVM_VERSION)-Linux-X64/bin/clang-format
+	@rm -r $(TMP_DIR) 2>/dev/null || true
+
+llvm-version:
+	@echo $(LLVM_VERSION)
+
 # Install linters
 lint-install:
 	@rm -rf $(OUTPUT_LINT_DIR)