diff --git a/.github/actions/common-reporting/action.yml b/.github/actions/common-reporting/action.yml
new file mode 100644
index 0000000..62a3ef6
--- /dev/null
+++ b/.github/actions/common-reporting/action.yml
@@ -0,0 +1,40 @@
+name: Reporting
+description: Publish test report and upload metrics artifacts
+
+inputs:
+  report-name:
+    description: Typically name of workflow that called action
+  matrix-identifier:
+    description: Typically {os}-{runner}-{arch}
+    required: true
+  report-path:
+    description: Glob for test result XML files
+    required: false
+    default: "**/build/test-results/**/TEST*.xml,**/build/outputs/androidTest-results/managedDevice/**/TEST*.xml"
+  metrics-path:
+    description: Glob for metrics JSON files
+    required: false
+    default: "metrics/*.json"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Test Report
+      uses: dorny/test-reporter@v2
+      if: ${{ !cancelled() }}
+      env:
+        NODE_OPTIONS: --max-old-space-size=8192
+      with:
+        name: ${{ inputs.report-name }}-${{ inputs.matrix-identifier }}
+        path: ${{ inputs.report-path }}
+        list-suites: failed
+        list-tests: failed
+        reporter: java-junit
+        use-actions-summary: true
+
+    - name: Upload metrics
+      uses: actions/upload-artifact@v6
+      with:
+        name: metrics-${{ inputs.matrix-identifier }}
+        path: ${{ inputs.metrics-path }}
+        if-no-files-found: ignore
diff --git a/.github/actions/common-setup/action.yml b/.github/actions/common-setup/action.yml
new file mode 100644
index 0000000..a59a7b9
--- /dev/null
+++ b/.github/actions/common-setup/action.yml
@@ -0,0 +1,51 @@
+name: Common CI Setup
+description: Checkout + Java + optional Xcode + optional KVM
+
+inputs:
+  override-cache:
+    description: 'Override Cache?'
+    required: false
+    default: "false"
+  enable-kvm:
+    description: Enable KVM for Android emulator tests
+    required: false
+    default: "false" # composite inputs are strings
+  setup-xcode:
+    description: "Setup XCode version"
+    required: false
+    default: false
+
+runs:
+  using: "composite"
+  steps:
+    - name: Checkout
+      uses: actions/checkout@v6
+      with:
+        submodules: recursive
+
+    - name: Setup Java
+      uses: actions/setup-java@v5
+      with:
+        distribution: temurin
+        java-version: "17"
+
+    - name: Setup Xcode
+      if: ${{ runner.os == 'macOS' &&  inputs.setup-xcode == 'true' }}
+      uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: "16.4.0"
+
+    - name: Enable KVM
+      if: ${{ inputs.enable-kvm == 'true' }}
+      shell: bash
+      run: |
+        echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+        sudo udevadm control --reload-rules
+        sudo udevadm trigger --name-match=kvm
+
+    - name: Setup Gradle # Gradle-native cache handling
+      uses: gradle/actions/setup-gradle@v5
+      with:
+        cache-read-only: ${{ inputs.override-cache != 'true' }}
+        cache-cleanup: 'never'
+        dependency-graph: ${{ inputs.override-cache == 'true' && 'generate-and-submit' || 'disabled' }} # Dependency graph for Dependabot
diff --git a/.github/workflows/build-everything.yml b/.github/workflows/build-everything.yml
new file mode 100644
index 0000000..5da49ed
--- /dev/null
+++ b/.github/workflows/build-everything.yml
@@ -0,0 +1,57 @@
+name: Build - Everything
+
+on:
+  workflow_call:
+    inputs:
+      matrix-file-name:
+        description: 'Json File containing arbitrary strategy-matrix; MUST be inside repository ./github folder'
+        required: true
+        type: string
+      kotlin-version:
+        description: 'Override Kotlin version?'
+        required: false
+        default: ''
+        type: string
+      testballoon-version:
+        description: 'Override TestBalloon version (full version string)?'
+        required: false
+        default: ''
+        type: string
+      build-matrix-runner:
+        description: 'Name of target runner to parse build matrix; defaults to ubuntu-latest'
+        required: false
+        type: string
+        default: 'ubuntu-latest'
+
+jobs:
+  prepare-matrix:
+    name: Prepare build matrix
+    uses: a-sit-plus/internal-workflows/.github/workflows/prepare-matrix.yml@feature/modularTests
+    with:
+      file-name: ${{ inputs.matrix-file-name }}
+      runner: ${{ inputs.build-matrix-runner }}
+
+  build-jar:
+    name: Build JAR - ${{ matrix.module }}
+    needs: prepare-matrix
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJson(needs.prepare-matrix.outputs.matrix) }}
+    uses: a-sit-plus/internal-workflows/.github/workflows/build-jar-matrix-entry.yml@feature/modularTests
+    with:
+      module: ${{ matrix.module }}
+      kotlin-version: ${{ inputs.kotlinVersion }}
+      testballoon-version: ${{ inputs.testballoonVersion }}
+
+  build-xc:
+    name: Build XCFramework - ${{ matrix.module }}
+    needs: prepare-matrix
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJson(needs.prepare-matrix.outputs.matrix) }}
+    uses: a-sit-plus/internal-workflows/.github/workflows/build-xc-matrix-entry.yml@feature/modularTests
+    with:
+      module: ${{ matrix.module }}
+      artifact-name: ${{ matrix.artifactName }}
+      kotlin-version: ${{ inputs.kotlinVersion }}
+      testballoon-version: ${{ inputs.testballoonVersion }}
diff --git a/.github/workflows/build-jar-matrix-entry.yml b/.github/workflows/build-jar-matrix-entry.yml
new file mode 100644
index 0000000..75ebf2f
--- /dev/null
+++ b/.github/workflows/build-jar-matrix-entry.yml
@@ -0,0 +1,43 @@
+name: Build - JAR Matrix Entry
+
+on:
+  workflow_call:
+    inputs:
+      module:
+        description: "Module path/name (used for artifact name and jar path)"
+        required: true
+        type: string
+      kotlin-version:
+        description: "Override Kotlin version?"
+        required: false
+        default: ""
+        type: string
+      testballoon-version:
+        description: "Override TestBalloon version (full version string)?"
+        required: false
+        default: ""
+        type: string
+
+jobs:
+  build:
+    name: "Build JAR (ubuntu-latest) - ${{ inputs.module }}"
+    runs-on: ubuntu-latest
+    timeout-minutes: 120
+
+    env:
+      KOTLIN_VERSION_ENV: ${{ inputs.kotlin-version }}
+      TESTBALLOON_VERSION_OVERRIDE: ${{ inputs.testballoon-version }}
+
+    steps:
+      - name: Common setup
+        uses: a-sit-plus/internal-workflows/.github/actions/common-setup@feature/modularTests
+
+      - name: Build jar
+        run: ./gradlew assemble
+
+      - name: Upload jar ${{ inputs.module }}
+        uses: actions/upload-artifact@v6
+        with:
+          name: ${{ inputs.module }}
+          path: ${{ inputs.module }}/build/libs/*.jar
+          if-no-files-found: error
diff --git a/.github/workflows/build-xc-matrix-entry.yml b/.github/workflows/build-xc-matrix-entry.yml
new file mode 100644
index 0000000..22f78c8
--- /dev/null
+++ b/.github/workflows/build-xc-matrix-entry.yml
@@ -0,0 +1,55 @@
+name: Build - XCFramework Matrix Entry
+
+on:
+  workflow_call:
+    inputs:
+      module:
+        required: true
+        type: string
+      artifact-name:
+        required: true
+        type: string
+      kotlin-version:
+        description: "Override Kotlin version?"
+        required: false
+        default: ""
+        type: string
+      testballoon-version:
+        description: "Override TestBalloon version (full version string)?"
+        required: false
+        default: ""
+        type: string
+
+jobs:
+  build:
+    name: "Build XCFramework (macos-latest) - ${{ inputs.module }}"
+    runs-on: macos-latest
+    timeout-minutes: 120
+
+    env:
+      KOTLIN_VERSION_ENV: ${{ inputs.kotlin-version }}
+      TESTBALLOON_VERSION_OVERRIDE: ${{ inputs.testballoon-version }}
+
+    steps:
+      - name: Common setup
+        uses: a-sit-plus/internal-workflows/.github/actions/common-setup@feature/modularTests
+
+      - name: Build klibs
+        run: ./gradlew iosArm64MainKlibrary iosX64MainKlibrary
+
+      - name: Build XCFramework
+        run: ./gradlew assemble${{ inputs.artifact-name }}XCFramework
+
+      - name: Upload debug XCFramework
+        uses: actions/upload-artifact@v6
+        with:
+          name: ${{ inputs.artifact-name }}-debug.xcframework
+          path: ${{ inputs.name }}/build/XCFrameworks/debug/
+          if-no-files-found: error
+
+      - name: Upload release XCFramework
+        uses: actions/upload-artifact@v6
+        with:
+          name: ${{ inputs.artifact-name }}-release.xcframework
+          path: ${{ inputs.name }}/build/XCFrameworks/release/
+          if-no-files-found: error
diff --git a/.github/workflows/cla.yml b/.github/workflows/cla.yml
index 41c9923..43b9642 100644
--- a/.github/workflows/cla.yml
+++ b/.github/workflows/cla.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.1.7
+        uses: actions/checkout@v6
         
       - name: Parse Extracted Authors
         env:
diff --git a/.github/workflows/guard-main.yml b/.github/workflows/guard-main.yml
index fce24d1..df211ed 100644
--- a/.github/workflows/guard-main.yml
+++ b/.github/workflows/guard-main.yml
@@ -7,7 +7,7 @@ jobs:
     if: github.head_ref != '${{ vars.DEV_BRANCH }}'
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/github-script@v6'
+      - uses: 'actions/github-script@v7'
         with:
           script: |
             try {
diff --git a/.github/workflows/prepare-matrix.yml b/.github/workflows/prepare-matrix.yml
new file mode 100644
index 0000000..1535ca1
--- /dev/null
+++ b/.github/workflows/prepare-matrix.yml
@@ -0,0 +1,34 @@
+name: Matrix - Prepare
+
+on:
+  workflow_call:
+    inputs:
+      file-name:
+        description: 'Json File containing arbitrary strategy-matrix'
+        required: true
+        type: string
+      runner:
+        description: 'Name of target runner; defaults to ubuntu-latest'
+        required: false
+        type: string
+        default: 'ubuntu-latest'
+    outputs:
+      matrix:
+        description: 'JSON matrix to be used by caller'
+        value: ${{ jobs.prepare.outputs.matrix }}
+
+jobs:
+  prepare:
+    name: Generate matrix JSON
+    runs-on: ${{ inputs.runner }}
+    outputs:
+      matrix: ${{ steps.load.outputs.matrix }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Load matrix.json
+        id: load
+        run: |
+          MATRIX_JSON=$(jq -c . ${{ inputs.file-name}})
+          echo "matrix=$MATRIX_JSON" >> "$GITHUB_OUTPUT"
diff --git a/.github/workflows/test-everything.yml b/.github/workflows/test-everything.yml
new file mode 100644
index 0000000..d8fa8da
--- /dev/null
+++ b/.github/workflows/test-everything.yml
@@ -0,0 +1,59 @@
+name: Test - Everything
+
+on:
+  workflow_call:
+    inputs:
+      override-cache:
+        description: 'Override Cache?'
+        required: true
+        default: false
+        type: boolean
+      kotlin-version:
+        description: 'Override Kotlin version?'
+        required: false
+        default: ''
+        type: string
+      testballoon-version:
+        description: 'Override TestBalloon version (full version string)?'
+        required: false
+        default: ''
+        type: string
+      matrix-file-name:
+        description: 'Json File containing arbitrary strategy-matrix'
+        required: true
+        type: string
+      test-matrix-runner:
+        description: 'Name of target runner to parse test matrix; defaults to ubuntu-latest'
+        required: false
+        type: string
+        default: 'ubuntu-latest'
+      setup-xcode:
+        description: "Setup XCode version"
+        type: boolean
+        required: false
+        default: false
+
+jobs:
+  prepare-matrix:
+    name: Prepare test matrix
+    uses: a-sit-plus/internal-workflows/.github/workflows/prepare-matrix.yml@feature/modularTests
+    with:
+      file-name: ${{ inputs.matrix-file-name }}
+      runner: ${{ inputs.test-matrix-runner }}
+
+  run-tests:
+    name: Run tests - ${{ matrix.name }} on ${{ matrix.os }}
+    needs: prepare-matrix
+    strategy:
+      fail-fast: false
+      matrix: ${{ fromJson(needs.prepare-matrix.outputs.matrix) }}
+    uses: a-sit-plus/internal-workflows/.github/workflows/test-matrix-entry.yml@feature/modularTests
+    with:
+      override-cache: ${{ inputs.override-cache }}
+      os: ${{ matrix.os }}
+      name: ${{ matrix.name }}
+      testCommand: ${{ matrix.testCommand }}
+      enable-kvm: ${{ matrix.enableKvm || false }}
+      kotlin-version: ${{ inputs.kotlin-version }}
+      testballoon-version: ${{ inputs.testballoon-version }}
+      setup-xcode: ${{ inputs.setup-xcode }}
diff --git a/.github/workflows/test-manually.yml b/.github/workflows/test-manually.yml
new file mode 100644
index 0000000..2d482a7
--- /dev/null
+++ b/.github/workflows/test-manually.yml
@@ -0,0 +1,72 @@
+name: Test Manually (Matrix Entry)
+
+on:
+  workflow_call:
+    inputs:
+      matrix-path:
+        description: "Path to json which contains the test strategy matrix"
+        required: true
+        default: ".github/config/test-strategy-matrix.json"
+        type: string
+      runner-name:
+        description: "Runner as defined in matrix (e.g., iosRunner, appleOtherRunner, jvmRunner)"
+        required: true
+        default: "jvmRunner"
+        type: string
+      override-cache:
+        required: false
+        default: false
+        type: boolean
+      kotlin-version:
+        description: "Override Kotlin version?"
+        required: false
+        default: ""
+        type: string
+      testballoon-version:
+        description: "Override TestBalloon version (full version string)?"
+        required: false
+        default: ""
+        type: string
+
+jobs:
+  select-entry:
+    runs-on: ubuntu-latest
+    outputs:
+      os: ${{ steps.pick.outputs.os }}
+      testCommand: ${{ steps.pick.outputs.testCommand }}
+      enableKvm: ${{ steps.pick.outputs.enableKvm }}
+    steps:
+      - uses: actions/checkout@v6
+      - id: pick
+        uses: actions/github-script@v7
+        env:
+          ENTRY_NAME: ${{ inputs.runner-name }}
+        with:
+          script: |
+            const fs = require('fs');
+            const entryName = process.env.ENTRY_NAME;
+            if (!entryName) {
+              core.setFailed('Missing runner-name input');
+              return;
+            }
+            const matrix = JSON.parse(fs.readFileSync('${{ inputs.matrix-path }}', 'utf8'));
+            const entry = (matrix.include || []).find(e => e.name === entryName);
+            if (!entry) {
+              core.setFailed(`No matrix entry named "${entryName}"`);
+              return;
+            }
+            core.setOutput('os', entry.os || '');
+            core.setOutput('testCommand', entry.testCommand || '');
+            core.setOutput('enableKvm', entry.enableKvm ? 'true' : 'false');
+
+  test:
+    needs: select-entry
+    uses: a-sit-plus/internal-workflows/.github/workflows/test-matrix-entry.yml@feature/modularTests
+    with:
+      override-cache: ${{ inputs.override-cache }}
+      os: ${{ needs.select-entry.outputs.os }}
+      name: ${{ inputs.runner-name }}
+      testCommand: ${{ needs.select-entry.outputs.testCommand }}
+      enable-kvm: ${{ needs.select-entry.outputs.enableKvm == 'true' }}
+      kotlin-version: ${{ inputs.kotlin-version }}
+      testballoon-version: ${{ inputs.testballoon-version }}
diff --git a/.github/workflows/test-matrix-entry.yml b/.github/workflows/test-matrix-entry.yml
new file mode 100644
index 0000000..ed1650a
--- /dev/null
+++ b/.github/workflows/test-matrix-entry.yml
@@ -0,0 +1,85 @@
+name: Test - Matrix Entry
+
+on:
+  workflow_call:
+    inputs:
+      override-cache:
+        description: 'Override Cache?'
+        required: true
+        type: boolean
+      os:
+        description: 'GitHub Actions runner label to execute this test job on
+          (e.g. ubuntu-latest, macos-latest, windows-latest).'
+        required: true
+        type: string
+      name:
+        description: 'Logical name of the matrix entry, used for display and reporting
+          (for example: jvm, native, android, ios)'
+        required: true
+        type: string
+      testCommand:
+        description: 'Gradle command-line arguments specifying which tests to run'
+        required: true
+        type: string
+      enable-kvm:
+        description: 'Enable KVM for Android emulator tests'
+        required: false
+        default: false
+        type: boolean
+      setup-xcode:
+        description: 'set xcode version'
+        required: false
+        default: false
+        type: boolean
+      kotlin-version:
+        description: 'Override Kotlin version?'
+        required: false
+        default: ''
+        type: string
+      testballoon-version:
+        description: 'Override TestBalloon version (full version string)?'
+        required: false
+        default: ''
+        type: string
+      report-path:
+        description: Glob for test result XML files
+        type: string
+        required: false
+        default: "**/build/test-results/**/TEST*.xml,**/build/outputs/androidTest-results/managedDevice/**/TEST*.xml"
+      metrics-path:
+        description: Glob for metrics JSON files
+        required: false
+        type: string
+        default: "metrics/*.json"
+
+jobs:
+  test:
+    name: Test - ${{ inputs.name }} on ${{ inputs.os }}
+    runs-on: ${{ inputs.os }}
+    timeout-minutes: 300
+
+    env:
+      KOTLIN_VERSION_ENV: ${{ inputs.kotlin-version }}
+      TESTBALLOON_VERSION_OVERRIDE: ${{ inputs.testballoon-version }}
+
+    steps:
+      - name: Common setup
+        uses: a-sit-plus/internal-workflows/.github/actions/common-setup@feature/modularTests
+        with:
+          override-cache: ${{ inputs.override-cache }}
+          enable-kvm: ${{ inputs.enable-kvm }}
+          setup-xcode: ${{ inputs.setup-xcode }}
+
+      - name: Run tests
+        shell: 'bash'
+        run: |
+          export GRADLE_OPTS="-Dkotlin.build.report.json.directory=$PWD/metrics"
+          ${{ inputs.testCommand }}
+
+      - name: Reporting
+        uses: a-sit-plus/internal-workflows/.github/actions/common-reporting@feature/modularTests
+        with:
+          report-name: ${{ github.workflow }}
+          matrix-identifier: ${{ runner.os }}-${{ inputs.name }}-${{ runner.arch }}
+          report-path: ${{ inputs.report-path  }}
+          metrics-path: ${{ inputs.metrics-path  }}