diff --git a/.github/workflows/gem.yml b/.github/workflows/gem.yml
new file mode 100644
index 0000000..30aed6a
--- /dev/null
+++ b/.github/workflows/gem.yml
@@ -0,0 +1,133 @@
+name: Gem Installation
+concurrency:
+  group: "${{github.workflow}}-${{github.ref}}"
+  cancel-in-progress: true
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  package:
+    name: "Package for ${{ matrix.platform }}"
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - arm64-darwin
+          - ruby
+          - x64-mingw-ucrt
+          - x64-mingw32
+          - x86_64-darwin
+          - x86_64-linux
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+        # https://bundler.io/blog/2018/01/17/making-gem-development-a-little-better.html
+      - name: Remove bundler lockfile
+        run: rm Gemfile.lock
+
+      - name: Install Ruby and gems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+          bundler: latest
+          bundler-cache: true
+
+      - run: "bundle exec rake gem:${{matrix.platform}}"
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: gem-${{matrix.platform}}
+          path: pkg
+          retention-days: 1
+
+  vanilla-install:
+    needs: [package]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-ruby
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff 2>&1 | fgrep 'ERROR: Cannot find the rodiff executable'"
+
+  linux-install:
+    needs: [package]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-x86_64-linux
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff --help"
+
+  darwin-x86_64-install:
+    needs: [package]
+    runs-on: macos-13
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-x86_64-darwin
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff --help"
+
+  darwin-arm64-install:
+    needs: [package]
+    runs-on: macos-14
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-arm64-darwin
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff --help"
+
+  windows-install:
+    needs: [package]
+    runs-on: windows-latest
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.0
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-x64-mingw32
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff --help"
+
+  windows-ucrt-install:
+    needs: [package]
+    runs-on: windows-latest
+    steps:
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.3
+      - uses: actions/download-artifact@v4
+        with:
+          name: gem-x64-mingw-ucrt
+          path: pkg
+      - run: "gem install pkg/rodiff-*.gem"
+      - run: "rodiff --help"
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