diff --git a/.github/workflows/build-font-builder-docker-image.yml b/.github/workflows/build-font-builder-docker-image.yml
new file mode 100644
index 0000000000..856a41a959
--- /dev/null
+++ b/.github/workflows/build-font-builder-docker-image.yml
@@ -0,0 +1,46 @@
+
+name: Create and publish a Docker image
+
+on:
+  push:
+    branches: ['master', 'docker-build-*']
+    paths:
+      - helpers/docker/**
+
+env:
+  REGISTRY: ghcr.io
+  REGISTRY_OWNER: jeppeklitgaard
+  IMAGE_NAME: font_builder
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.REGISTRY_OWNER }}/${{ env.IMAGE_NAME }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v3
+        with:
+          context: "helpers/docker"
+          file: "helpers/docker/font_builder.Dockerfile"
+          push: true
+          tags: ${{ env.REGISTRY }}/${{ env.REGISTRY_OWNER }}/${{ env.IMAGE_NAME }}
+          labels: ${{ steps.meta.outputs.labels }}
\ No newline at end of file
diff --git a/helpers/docker/font_builder.Dockerfile b/helpers/docker/font_builder.Dockerfile
new file mode 100644
index 0000000000..04da25178f
--- /dev/null
+++ b/helpers/docker/font_builder.Dockerfile
@@ -0,0 +1,21 @@
+FROM python:3.11-slim-bullseye
+
+LABEL org.opencontainers.image.url="https://openmoji.org/"
+LABEL org.opencontainers.image.source="https://github.com/hfg-gmuend/openmoji"
+LABEL org.opencontainers.image.title="OpenMoji Font Builder"
+LABEL org.opencontainers.image.description="Builds OpenMoji color fonts"
+
+# This image is used to build fonts using nanoemoji and process them using woff2
+
+# We need xmlstarlet
+# We need GCC
+# Remove pip git branch install and git dependency once https://github.com/googlefonts/picosvg/pull/279 is merged
+RUN apt update \
+    && apt install -y --no-install-recommends xmlstarlet woff2 \
+    && apt install -y --no-install-recommends git \
+    && apt install -y --no-install-recommends gcc g++ \
+    && rm -rf /var/lib/apt/lists/* \
+    && pip install --no-cache-dir nanoemoji==0.15.0 \
+    && pip install --no-cache-dir git+https://github.com/JeppeKlitgaard/picosvg.git@fix-assert-line-length \
+    && apt purge -y --auto-remove git \
+    && apt purge -y --auto-remove gcc g++