diff --git a/eng/pipelines/common/platform-matrix.yml b/eng/pipelines/common/platform-matrix.yml
index 1a40af38ba03f8..447e4c5c1f164f 100644
--- a/eng/pipelines/common/platform-matrix.yml
+++ b/eng/pipelines/common/platform-matrix.yml
@@ -577,6 +577,26 @@ jobs:
         crossBuild: true
         ${{ insert }}: ${{ parameters.jobParameters }}
 
+# OpenBSD
+- ${{ if containsValue(parameters.platforms, 'openbsd_x64') }}:
+  - template: xplat-setup.yml
+    parameters:
+      jobTemplate: ${{ parameters.jobTemplate }}
+      helixQueuesTemplate: ${{ parameters.helixQueuesTemplate }}
+      variables: ${{ parameters.variables }}
+      osGroup: openbsd
+      archType: x64
+      targetRid: openbsd-x64
+      platform: openbsd_x64
+      shouldContinueOnError: ${{ parameters.shouldContinueOnError }}
+      container: openbsd_x64
+      jobParameters:
+        runtimeFlavor: ${{ parameters.runtimeFlavor }}
+        buildConfig: ${{ parameters.buildConfig }}
+        helixQueueGroup: ${{ parameters.helixQueueGroup }}
+        crossBuild: true
+        ${{ insert }}: ${{ parameters.jobParameters }}
+
 # Android x64
 
 - ${{ if containsValue(parameters.platforms, 'android_x64') }}:
diff --git a/eng/pipelines/common/templates/pipeline-with-resources.yml b/eng/pipelines/common/templates/pipeline-with-resources.yml
index 66b314088fbde6..a1e2cd41c0414a 100644
--- a/eng/pipelines/common/templates/pipeline-with-resources.yml
+++ b/eng/pipelines/common/templates/pipeline-with-resources.yml
@@ -123,6 +123,11 @@ extends:
         env:
           ROOTFS_DIR: /crossrootfs/x64
 
+      openbsd_x64:
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:azurelinux-3.0-net11.0-cross-openbsd-amd64@sha256:496173363516799f0fb86ae2a03dffaa46bb07a40764997d7fef591cc4fd21ba
+        env:
+          ROOTFS_DIR: /crossrootfs/x64
+
       tizen_armel:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04-cross-armel-tizen@sha256:e309f18d07c331ce8f0e0bdea86092187337596828e271d82bb7ed6ac51f5218
         env:
diff --git a/eng/pipelines/common/templates/runtimes/xplat-job.yml b/eng/pipelines/common/templates/runtimes/xplat-job.yml
index 0e09b929828aed..dfd110e3426389 100644
--- a/eng/pipelines/common/templates/runtimes/xplat-job.yml
+++ b/eng/pipelines/common/templates/runtimes/xplat-job.yml
@@ -57,6 +57,8 @@ jobs:
       agentOs: Ubuntu
     ${{ if eq(parameters.osGroup, 'freebsd') }}:
       agentOs: FreeBSD
+    ${{ if eq(parameters.osGroup, 'openbsd') }}:
+      agentOs: OpenBSD
     ${{ if in(parameters.osGroup, 'osx', 'ios') }}:
       agentOs: MacOS
     ${{ if eq(parameters.osGroup, 'windows') }}:
diff --git a/eng/pipelines/common/xplat-setup.yml b/eng/pipelines/common/xplat-setup.yml
index cec704cf016402..68c0c0d9aa6b36 100644
--- a/eng/pipelines/common/xplat-setup.yml
+++ b/eng/pipelines/common/xplat-setup.yml
@@ -165,12 +165,12 @@ jobs:
       # does not work for some reason.
       pool:
         # Public Linux Build Pool
-        ${{ if and(or(in(parameters.osGroup, 'linux', 'freebsd', 'android', 'tizen'), eq(parameters.jobParameters.hostedOs, 'linux')), eq(variables['System.TeamProject'], 'public')) }}:
+        ${{ if and(or(in(parameters.osGroup, 'linux', 'freebsd', 'openbsd', 'android', 'tizen'), eq(parameters.jobParameters.hostedOs, 'linux')), eq(variables['System.TeamProject'], 'public')) }}:
           name:  $(DncEngPublicBuildPool)
           demands: ImageOverride -equals build.azurelinux.3.amd64.open
 
         # Official Build Linux Pool
-        ${{ if and(or(in(parameters.osGroup, 'linux', 'freebsd', 'android', 'tizen'), eq(parameters.jobParameters.hostedOs, 'linux')), ne(variables['System.TeamProject'], 'public')) }}:
+        ${{ if and(or(in(parameters.osGroup, 'linux', 'freebsd', 'openbsd', 'android', 'tizen'), eq(parameters.jobParameters.hostedOs, 'linux')), ne(variables['System.TeamProject'], 'public')) }}:
           name: $(DncEngInternalBuildPool)
           demands: ImageOverride -equals build.azurelinux.3.amd64
           os: linux
diff --git a/eng/pipelines/coreclr/templates/sccache-stats.yml b/eng/pipelines/coreclr/templates/sccache-stats.yml
index 6f2d9e4f98ea54..d881dad08e179a 100644
--- a/eng/pipelines/coreclr/templates/sccache-stats.yml
+++ b/eng/pipelines/coreclr/templates/sccache-stats.yml
@@ -12,7 +12,7 @@ parameters:
   osSubgroup: ''
 
 steps:
-  - ${{ if and(or(eq(parameters.osGroup, 'linux'), eq(parameters.osGroup, 'freebsd')), or(eq(parameters.archType, 'x64'), eq(parameters.archType, 'arm64'))) }}:
+  - ${{ if and(or(eq(parameters.osGroup, 'linux'), eq(parameters.osGroup, 'freebsd'), eq(parameters.osGroup, 'openbsd')), or(eq(parameters.archType, 'x64'), eq(parameters.archType, 'arm64'))) }}:
     - script: sccache --show-stats || true
       displayName: Sccache stats
       condition: always()
diff --git a/eng/pipelines/coreclr/templates/setup-sccache.yml b/eng/pipelines/coreclr/templates/setup-sccache.yml
index 3472ffe296bf34..d15e1953bdb984 100644
--- a/eng/pipelines/coreclr/templates/setup-sccache.yml
+++ b/eng/pipelines/coreclr/templates/setup-sccache.yml
@@ -15,7 +15,7 @@ parameters:
   sccacheVersion: '0.15.0'
 
 steps:
-  - ${{ if and(or(eq(parameters.osGroup, 'linux'), eq(parameters.osGroup, 'freebsd')), or(eq(parameters.archType, 'x64'), eq(parameters.archType, 'arm64'))) }}:
+  - ${{ if and(or(eq(parameters.osGroup, 'linux'), eq(parameters.osGroup, 'freebsd'), eq(parameters.osGroup, 'openbsd')), or(eq(parameters.archType, 'x64'), eq(parameters.archType, 'arm64'))) }}:
     # Set up the Azure Pipeline Cache for sccache's local cache directory.
     # Use a rolling key so each build can update the cache; restoreKeys
     # falls back to the most recent saved entry.
diff --git a/eng/pipelines/runtime.yml b/eng/pipelines/runtime.yml
index 77ec17437b8a1e..3491320a2d0581 100644
--- a/eng/pipelines/runtime.yml
+++ b/eng/pipelines/runtime.yml
@@ -681,6 +681,7 @@ extends:
           - freebsd_x64
           - linux_riscv64
           - linux_loongarch64
+          - openbsd_x64
           jobParameters:
             testScope: innerloop
             nameSuffix: CoreCLR_Bootstrapped