diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..5fbfb24
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,85 @@
+name: CI
+
+on:
+  push:
+    branches: [ master, dev ]
+  pull_request:
+    branches: [ master, dev ]
+
+jobs:
+  build-linux:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        fedora: [38, 39, 40]
+        include:
+          - fedora: 38
+            gcc: 13
+          - fedora: 39
+            gcc: 13
+          - fedora: 40
+            gcc: 14
+
+    container: ghcr.io/fairrootgroup/fairmq-dev/fedora-${{ matrix.fedora }}
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install additional dependencies
+      run: |
+        dnf install -y fmt-devel || true
+
+    - name: Configure
+      run: |
+        cmake -B build -G Ninja \
+          -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+          -DDISABLE_COLOR=ON \
+          -DUSE_EXTERNAL_FMT=ON \
+          -DUSE_BOOST_PRETTY_FUNCTION=ON
+
+    - name: Build
+      run: cmake --build build
+
+    - name: Test
+      run: |
+        cd build
+        ctest -V --output-on-failure
+
+  build-macos:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [macos-13, macos-14, macos-15]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Cache Homebrew packages
+      uses: actions/cache@v4
+      with:
+        path: |
+          ~/Library/Caches/Homebrew
+          /usr/local/Homebrew/Library/Taps
+        key: ${{ runner.os }}-${{ matrix.os }}-brew-${{ hashFiles('.github/workflows/ci.yml') }}
+        restore-keys: |
+          ${{ runner.os }}-${{ matrix.os }}-brew-
+
+    - name: Install dependencies
+      run: |
+        brew install cmake ninja boost fmt
+
+    - name: Configure
+      run: |
+        cmake -B build -G Ninja \
+          -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+          -DDISABLE_COLOR=ON \
+          -DUSE_EXTERNAL_FMT=ON \
+          -DUSE_BOOST_PRETTY_FUNCTION=ON
+
+    - name: Build
+      run: cmake --build build
+
+    - name: Test
+      run: |
+        cd build
+        ctest -V --output-on-failure
diff --git a/FairLoggerTest.cmake b/FairLoggerTest.cmake
index 1267f1a..8bd92a7 100644
--- a/FairLoggerTest.cmake
+++ b/FairLoggerTest.cmake
@@ -15,14 +15,10 @@ set(CTEST_USE_LAUNCHERS ON)
 set(CTEST_CONFIGURATION_TYPE "RelWithDebInfo")
 
 if(NOT NCPUS)
-  if(ENV{SLURM_CPUS_PER_TASK})
-    set(NCPUS $ENV{SLURM_CPUS_PER_TASK})
-  else()
-    include(ProcessorCount)
-    ProcessorCount(NCPUS)
-    if(NCPUS EQUAL 0)
-      set(NCPUS 1)
-    endif()
+  include(ProcessorCount)
+  ProcessorCount(NCPUS)
+  if(NCPUS EQUAL 0)
+    set(NCPUS 1)
   endif()
 endif()
 
@@ -32,10 +28,10 @@ else()
   set(CTEST_SITE $ENV{CTEST_SITE})
 endif()
 
-if ("$ENV{LABEL}" STREQUAL "")
+if ("$ENV{CTEST_BUILD_NAME}" STREQUAL "")
   set(CTEST_BUILD_NAME "build")
 else()
-  set(CTEST_BUILD_NAME $ENV{LABEL})
+  set(CTEST_BUILD_NAME $ENV{CTEST_BUILD_NAME})
 endif()
 
 ctest_start(Continuous)
diff --git a/Jenkinsfile b/Jenkinsfile
deleted file mode 100644
index ad1412f..0000000
--- a/Jenkinsfile
+++ /dev/null
@@ -1,80 +0,0 @@
-#!groovy
-
-def jobMatrix(String prefix, String type, List specs) {
-  def nodes = [:]
-  for (spec in specs) {
-    job = "${spec.os}-${spec.ver}-${spec.arch}-${spec.compiler}"
-    def label = "${type}/${job}"
-    def selector = "${spec.os}-${spec.ver}-${spec.arch}"
-    def os = spec.os
-    def ver = spec.ver
-    def check = spec.check
-
-    nodes[label] = {
-      node(selector) {
-        githubNotify(context: "${prefix}/${label}", description: 'Building ...', status: 'PENDING')
-        try {
-          deleteDir()
-          checkout scm
-
-          def jobscript = 'job.sh'
-          def ctestcmd = "ctest -S FairLoggerTest.cmake -V --output-on-failure"
-          sh "echo \"set -e\" >> ${jobscript}"
-          sh "echo \"export LABEL=\\\"\${JOB_BASE_NAME} ${label}\\\"\" >> ${jobscript}"
-          if (selector =~ /^macos/) {
-            sh "echo \"${ctestcmd}\" >> ${jobscript}"
-            sh "cat ${jobscript}"
-            sh "bash ${jobscript}"
-          } else {
-            def containercmd = "singularity exec -B/shared ${env.SINGULARITY_CONTAINER_ROOT}/fairlogger/${os}.${ver}.sif bash -l -c \\\"${ctestcmd}\\\""
-            sh """\
-              echo \"echo \\\"*** Job started at .......: \\\$(date -R)\\\"\" >> ${jobscript}
-              echo \"echo \\\"*** Job ID ...............: \\\${SLURM_JOB_ID}\\\"\" >> ${jobscript}
-              echo \"echo \\\"*** Compute node .........: \\\$(hostname -f)\\\"\" >> ${jobscript}
-              echo \"unset http_proxy\" >> ${jobscript}
-              echo \"unset HTTP_PROXY\" >> ${jobscript}
-              echo \"${containercmd}\" >> ${jobscript}
-            """
-            sh "cat ${jobscript}"
-            sh "test/ci/slurm-submit.sh \"FairLogger \${JOB_BASE_NAME} ${label}\" ${jobscript}"
-          }
-
-          deleteDir()
-          githubNotify(context: "${prefix}/${label}", description: 'Success', status: 'SUCCESS')
-        } catch (e) {
-          deleteDir()
-          githubNotify(context: "${prefix}/${label}", description: 'Error', status: 'ERROR')
-          throw e
-        }
-      }
-    }
-  }
-  return nodes
-}
-
-pipeline{
-  agent none
-  stages {
-    stage("Run CI Matrix") {
-      steps{
-        script {
-          def builds = jobMatrix('alfa-ci', 'build', [
-            [os: 'fedora', ver: '32',    arch: 'x86_64', compiler: 'gcc-10'],
-            [os: 'fedora', ver: '33',    arch: 'x86_64', compiler: 'gcc-10'],
-            [os: 'fedora', ver: '34',    arch: 'x86_64', compiler: 'gcc-11'],
-            [os: 'fedora', ver: '35',    arch: 'x86_64', compiler: 'gcc-11'],
-            [os: 'fedora', ver: '36',    arch: 'x86_64', compiler: 'gcc-12'],
-            [os: 'fedora', ver: '37',    arch: 'x86_64', compiler: 'gcc-12'],
-            [os: 'fedora', ver: '38',    arch: 'x86_64', compiler: 'gcc-13'],
-            [os: 'fedora', ver: '39',    arch: 'x86_64', compiler: 'gcc-13'],
-            [os: 'macos',  ver: '13',    arch: 'x86_64', compiler: 'apple-clang-15'],
-            [os: 'macos',  ver: '14',    arch: 'x86_64', compiler: 'apple-clang-15'],
-            [os: 'macos',  ver: '14',    arch: 'arm64',  compiler: 'apple-clang-15'],
-          ])
-
-          parallel(builds)
-        }
-      }
-    }
-  }
-}