diff --git a/concourse/common_prelude.rb b/concourse/common_prelude.rb
index 9889cdf216..6425da960f 100644
--- a/concourse/common_prelude.rb
+++ b/concourse/common_prelude.rb
@@ -6,3 +6,6 @@
   "suppressions/**",
   ".github/**",
 ].to_json
+
+cross_rubies_path = File.join(File.dirname(__FILE__), "..", ".cross_rubies")
+$native_ruby_versions = File.read(cross_rubies_path).split("\n").map { |line| line.split(":").first.split(".").take(2).join(".") }.uniq.sort
diff --git a/concourse/nokogiri-pr.yml b/concourse/nokogiri-pr.yml
index 55b4b9c4b3..01ae4c0b88 100644
--- a/concourse/nokogiri-pr.yml
+++ b/concourse/nokogiri-pr.yml
@@ -350,6 +350,62 @@ jobs:
               path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
 
 
+  - name: native-gem-test
+    public: true
+    on_failure: { in_parallel: [*notify_failure_to_irc, *notify_failure_to_pr] }
+    plan:
+      - get: ci
+      - get: nokogiri-pr
+        trigger: true
+        version: every
+        passed: ["gate-2"]
+      - task: build
+        config:
+          platform: linux
+          image_resource:
+            type: registry-image
+            source: {repository: "larskanis/rake-compiler-dock-mri-x86_64-linux", tag: "<%= RakeCompilerDock::IMAGE_VERSION %>"}
+          inputs:
+            - name: ci
+            - name: nokogiri-pr
+              path: nokogiri
+          outputs:
+            - name: gems
+          params:
+            BUILD_NATIVE_GEM: t
+          run:
+            path: ci/concourse/tasks/gem-test/gem-build.sh
+      - in_parallel:
+% $native_ruby_versions.each do |ruby_version|
+        - task: install-and-test-<%= ruby_version %>
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-<%= ruby_version %>"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+% end
+        - task: install-and-test-on-musl
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "alpine"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+
+
   - name: gem-test-java
     public: true
     on_failure: { in_parallel: [*notify_failure_to_irc, *notify_failure_to_pr] }
diff --git a/concourse/nokogiri-pr.yml.generated b/concourse/nokogiri-pr.yml.generated
index 9a1b2fecde..b8903077ed 100644
--- a/concourse/nokogiri-pr.yml.generated
+++ b/concourse/nokogiri-pr.yml.generated
@@ -569,6 +569,99 @@ jobs:
               path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
 
 
+  - name: native-gem-test
+    public: true
+    on_failure: { in_parallel: [*notify_failure_to_irc, *notify_failure_to_pr] }
+    plan:
+      - get: ci
+      - get: nokogiri-pr
+        trigger: true
+        version: every
+        passed: ["gate-2"]
+      - task: build
+        config:
+          platform: linux
+          image_resource:
+            type: registry-image
+            source: {repository: "larskanis/rake-compiler-dock-mri-x86_64-linux", tag: "1.0.0"}
+          inputs:
+            - name: ci
+            - name: nokogiri-pr
+              path: nokogiri
+          outputs:
+            - name: gems
+          params:
+            BUILD_NATIVE_GEM: t
+          run:
+            path: ci/concourse/tasks/gem-test/gem-build.sh
+      - in_parallel:
+        - task: install-and-test-2.4
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.4"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.5
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.5"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.6
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.6"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.7
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.7"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-on-musl
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "alpine"}
+            inputs:
+              - name: ci
+              - name: nokogiri-pr
+                path: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+
+
   - name: gem-test-java
     public: true
     on_failure: { in_parallel: [*notify_failure_to_irc, *notify_failure_to_pr] }
diff --git a/concourse/nokogiri.yml b/concourse/nokogiri.yml
index da90756fd6..a8f53047be 100644
--- a/concourse/nokogiri.yml
+++ b/concourse/nokogiri.yml
@@ -311,6 +311,59 @@ jobs:
               path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
 
 
+  - name: native-gem-test
+    public: true
+    on_failure: *notify_failure_to_irc
+    plan:
+      - get: ci
+      - get: nokogiri
+        trigger: true
+        version: every
+        passed: ["gate-2"]
+      - task: build
+        config:
+          platform: linux
+          image_resource:
+            type: registry-image
+            source: {repository: "larskanis/rake-compiler-dock-mri-x86_64-linux", tag: "<%= RakeCompilerDock::IMAGE_VERSION %>"}
+          inputs:
+            - name: ci
+            - name: nokogiri
+          outputs:
+            - name: gems
+          params:
+            BUILD_NATIVE_GEM: t
+          run:
+            path: ci/concourse/tasks/gem-test/gem-build.sh
+      - in_parallel:
+% $native_ruby_versions.each do |ruby_version|
+        - task: install-and-test-<%= ruby_version %>
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-<%= ruby_version %>"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+% end
+        - task: install-and-test-on-musl
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "alpine"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+
+
   - name: gem-test-java
     public: true
     on_failure: *notify_failure_to_irc
diff --git a/concourse/nokogiri.yml.generated b/concourse/nokogiri.yml.generated
index 02c895d38a..c7f2f1879d 100644
--- a/concourse/nokogiri.yml.generated
+++ b/concourse/nokogiri.yml.generated
@@ -508,6 +508,93 @@ jobs:
               path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
 
 
+  - name: native-gem-test
+    public: true
+    on_failure: *notify_failure_to_irc
+    plan:
+      - get: ci
+      - get: nokogiri
+        trigger: true
+        version: every
+        passed: ["gate-2"]
+      - task: build
+        config:
+          platform: linux
+          image_resource:
+            type: registry-image
+            source: {repository: "larskanis/rake-compiler-dock-mri-x86_64-linux", tag: "1.0.0"}
+          inputs:
+            - name: ci
+            - name: nokogiri
+          outputs:
+            - name: gems
+          params:
+            BUILD_NATIVE_GEM: t
+          run:
+            path: ci/concourse/tasks/gem-test/gem-build.sh
+      - in_parallel:
+        - task: install-and-test-2.4
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.4"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.5
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.5"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.6
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.6"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-2.7
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "mri-2.7"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+        - task: install-and-test-on-musl
+          config:
+            platform: linux
+            image_resource:
+              type: registry-image
+              source: {repository: "flavorjones/nokogiri-test", tag: "alpine"}
+            inputs:
+              - name: ci
+              - name: nokogiri
+              - name: gems
+            run:
+              path: ci/concourse/tasks/gem-test/gem-install-and-test.sh
+
+
   - name: gem-test-java
     public: true
     on_failure: *notify_failure_to_irc