diff --git a/.circleci/config.yml b/.circleci/config.yml
new file mode 100644
index 00000000..eca0c66d
--- /dev/null
+++ b/.circleci/config.yml
@@ -0,0 +1,77 @@
+version: 2.1
+
+workflows:
+  build:
+    jobs:
+      - linux-arm64-glibc-node-12:
+          filters:
+            tags:
+              only: /^v.*/
+      - linux-arm64-musl-node-12:
+          filters:
+            tags:
+              only: /^v.*/
+      - linux-arm64-glibc-node-16:
+          filters:
+            tags:
+              only: /^v.*/
+      - linux-arm64-musl-node-16:
+          filters:
+            tags:
+              only: /^v.*/
+
+jobs:
+  linux-arm64-glibc-node-12:
+    resource_class: arm.medium
+    machine:
+      image: ubuntu-2004:202101-01
+    steps:
+      - checkout
+      - run: |
+          sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp arm64v8/debian:bullseye
+          sudo docker exec sharp sh -c "apt-get update && apt-get install -y build-essential git python3 curl"
+          sudo docker exec sharp sh -c "curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -"
+          sudo docker exec sharp sh -c "echo 'deb https://deb.nodesource.com/node_12.x sid main' >/etc/apt/sources.list.d/nodesource.list"
+          sudo docker exec sharp sh -c "apt-get update && apt-get install -y nodejs"
+      - run: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
+      - run: sudo docker exec sharp sh -c "npm test"
+      - run: "[[ -n $CIRCLE_TAG ]] && sudo docker exec --env prebuild_upload sharp sh -c \"npx prebuild --runtime napi --target 5\" || true"
+  linux-arm64-glibc-node-16:
+    resource_class: arm.medium
+    machine:
+      image: ubuntu-2004:202101-01
+    steps:
+      - checkout
+      - run: |
+          sudo chown 0.0 ${PWD}
+          sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp arm64v8/debian:bullseye
+          sudo docker exec sharp sh -c "apt-get update && apt-get install -y build-essential git python3 curl"
+          sudo docker exec sharp sh -c "curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -"
+          sudo docker exec sharp sh -c "echo 'deb https://deb.nodesource.com/node_16.x sid main' >/etc/apt/sources.list.d/nodesource.list"
+          sudo docker exec sharp sh -c "apt-get update && apt-get install -y nodejs"
+      - run: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
+      - run: sudo docker exec sharp sh -c "npm test"
+  linux-arm64-musl-node-12:
+    resource_class: arm.medium
+    machine:
+      image: ubuntu-2004:202101-01
+    steps:
+      - checkout
+      - run: |
+          sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:12-alpine3.11
+          sudo docker exec sharp sh -c "apk add build-base git python3 --update-cache"
+      - run: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
+      - run: sudo docker exec sharp sh -c "npm test"
+      - run: "[[ -n $CIRCLE_TAG ]] && sudo docker exec --env prebuild_upload sharp sh -c \"npx prebuild --runtime napi --target 5\" || true"
+  linux-arm64-musl-node-16:
+    resource_class: arm.medium
+    machine:
+      image: ubuntu-2004:202101-01
+    steps:
+      - checkout
+      - run: |
+          sudo chown 0.0 ${PWD}
+          sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:16-alpine3.11
+          sudo docker exec sharp sh -c "apk add build-base git python3 --update-cache"
+      - run: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
+      - run: sudo docker exec sharp sh -c "npm test"
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 10976582..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,83 +0,0 @@
-jobs:
-  include:
-    - name: "Linux ARM64v8 (Debian 11, glibc 2.29) - Node.js 12"
-      arch: arm64
-      os: linux
-      dist: bionic
-      language: shell
-      before_install:
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp arm64v8/debian:bullseye
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y build-essential git python3 curl"
-        - sudo docker exec sharp sh -c "curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -"
-        - sudo docker exec sharp sh -c "echo 'deb https://deb.nodesource.com/node_12.x sid main' >/etc/apt/sources.list.d/nodesource.list"
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y nodejs"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-      after_success: "[[ -n $TRAVIS_TAG ]] && sudo docker exec --env prebuild_upload sharp sh -c \"npx prebuild --runtime napi --target 5\""
-
-    - name: "Linux ARM64v8 (Debian 11, glibc 2.29) - Node.js 14"
-      arch: arm64
-      os: linux
-      dist: bionic
-      language: shell
-      before_install:
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp arm64v8/debian:bullseye
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y build-essential git python3 curl"
-        - sudo docker exec sharp sh -c "curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -"
-        - sudo docker exec sharp sh -c "echo 'deb https://deb.nodesource.com/node_14.x sid main' >/etc/apt/sources.list.d/nodesource.list"
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y nodejs"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-
-    - name: "Linux ARM64v8 (Debian 11, glibc 2.29) - Node.js 16"
-      arch: arm64
-      os: linux
-      dist: bionic
-      language: shell
-      before_install:
-        - sudo chown 0.0 ${PWD}
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp arm64v8/debian:bullseye
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y build-essential git python3 curl"
-        - sudo docker exec sharp sh -c "curl -s https://deb.nodesource.com/gpgkey/nodesource.gpg.key | apt-key add -"
-        - sudo docker exec sharp sh -c "echo 'deb https://deb.nodesource.com/node_16.x sid main' >/etc/apt/sources.list.d/nodesource.list"
-        - sudo docker exec sharp sh -c "apt-get update && apt-get install -y nodejs"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-
-    - name: "Linux ARM64v8 (Alpine 3.11, musl 1.1.24) - Node.js 12"
-      arch: arm64
-      os: linux
-      dist: focal
-      language: shell
-      before_install:
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:12-alpine3.11
-        - sudo docker exec sharp sh -c "apk add build-base git python3 --update-cache"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-      after_success: "[[ -n $TRAVIS_TAG ]] && sudo docker exec --env prebuild_upload sharp sh -c \"npx prebuild --runtime napi --target 5\""
-
-    - name: "Linux ARM64v8 (Alpine 3.11, musl 1.1.24) - Node.js 14"
-      arch: arm64
-      os: linux
-      dist: focal
-      language: shell
-      before_install:
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:14-alpine3.11
-        - sudo docker exec sharp sh -c "apk add build-base git python3 --update-cache"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-
-    - name: "Linux ARM64v8 (Alpine 3.11, musl 1.1.24) - Node.js 16"
-      arch: arm64
-      os: linux
-      dist: focal
-      language: shell
-      before_install:
-        - sudo chown 0.0 ${PWD}
-        - sudo docker run -dit --name sharp --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:16-alpine3.11
-        - sudo docker exec sharp sh -c "apk add build-base git python3 --update-cache"
-      install: sudo docker exec sharp sh -c "npm install --build-from-source --unsafe-perm"
-      script: sudo docker exec sharp sh -c "npm test"
-
-cache:
-  npm: false