diff --git a/.github/workflows/test_integration.yml b/.github/workflows/test_integration.yml
index 4809d04ee9..20d2c31bcb 100644
--- a/.github/workflows/test_integration.yml
+++ b/.github/workflows/test_integration.yml
@@ -66,7 +66,7 @@ jobs:
             GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         - name: Bazel build targets
           run: |
-            ./integration_test.sh --known-good known_good.updated.json
+            scripts/integration_test.sh --known-good known_good.updated.json
         - name: Show disk space after build
           if: always()
           run: |
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
new file mode 100644
index 0000000000..f09b5bdad2
--- /dev/null
+++ b/.github/workflows/unit_tests.yml
@@ -0,0 +1,93 @@
+# *******************************************************************************
+# Copyright (c) 2025 Contributors to the Eclipse Foundation
+#
+# See the NOTICE file(s) distributed with this work for additional
+# information regarding copyright ownership.
+#
+# This program and the accompanying materials are made available under the
+# terms of the Apache License Version 2.0 which is available at
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# SPDX-License-Identifier: Apache-2.0
+# *******************************************************************************
+
+name: Execute Unit Tests
+on:
+  workflow_dispatch:
+  pull_request:
+  release:
+    types: [created]
+  schedule:
+    - cron: '30 3 * * *'  # Every night at 03:30 UTC on main branch
+jobs:
+    integration_test:
+      runs-on: ubuntu-latest
+      steps:
+        - name: Show disk space before build
+          run: |
+            echo 'Disk space before build:'
+            df -h
+
+        - name: Removing unneeded software
+          run: |
+            echo "Removing unneeded software... "
+            if [ -d /usr/share/dotnet ]; then echo "Removing dotnet..."; start=$(date +%s); sudo rm -rf /usr/share/dotnet; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+            #if [ -d /usr/local/lib/android ]; then echo "Removing android..."; start=$(date +%s); sudo rm -rf /usr/local/lib/android; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+            if [ -d /opt/ghc ]; then echo "Removing haskell (ghc)..."; start=$(date +%s); sudo rm -rf /opt/ghc; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+            if [ -d /usr/local/.ghcup ]; then echo "Removing haskell (ghcup)..."; start=$(date +%s); sudo rm -rf /usr/local/.ghcup; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+            if [ -d /usr/share/swift ]; then echo "Removing swift..."; start=$(date +%s); sudo rm -rf /usr/share/swift; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+            if [ -d /usr/local/share/chromium ]; then echo "Removing chromium..."; start=$(date +%s); sudo rm -rf /usr/local/share/chromium; end=$(date +%s); echo "Duration: $((end-start))s"; fi
+
+        - name: Show disk space after cleanup
+          run: |
+            echo 'Disk space after cleanup:'
+            df -h
+
+        - name: Checkout repository
+          uses: actions/checkout@v4.2.2
+
+        - name: Setup Bazel
+          uses: bazel-contrib/setup-bazel@0.15.0
+          with:
+            bazelisk-cache: true
+            disk-cache: ${{ github.workflow }}
+            repository-cache: true
+
+        - name: Bazel build targets
+          run: |
+            scripts/run_unit_tests.sh
+            cat _logs/ut_summary.md
+
+        - name: Publish build summary
+          if: always()
+          run: |
+            if [ -f _logs/ut_summary.md ]; then
+              cat _logs/ut_summary.md >> "$GITHUB_STEP_SUMMARY"
+            else
+              echo "No build summary file found (_logs/ut_summary.md)" >> "$GITHUB_STEP_SUMMARY"
+            fi
+
+        - name: Upload logs artifact
+          if: always()
+          uses: actions/upload-artifact@v4
+          with:
+            name: bazel-build-logs
+            path: _logs/
+            if-no-files-found: warn
+            retention-days: 14
+
+        - name: Create archive of test reports
+          if: github.ref_type == 'tag'
+          run: |
+            mkdir -p artifacts
+            find bazel-testlogs/external -name 'test.xml' -print0 | xargs -0 -I{} cp --parents {} artifacts/
+            zip -r ${{ github.event.repository.name }}_test_reports.zip artifacts/
+          shell: bash
+
+        - name: Upload release asset (attach ZIP to GitHub Release)
+          uses: softprops/action-gh-release@v2.5.0
+          if: github.ref_type == 'tag'
+          with:
+            files: ${{ github.event.repository.name }}_test_reports.zip
+          env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/README.md b/README.md
index f56b3abeb5..07821af1a8 100644
--- a/README.md
+++ b/README.md
@@ -148,7 +148,7 @@ local_path_override(module_name = "score_tooling", path = "../tooling")
 
 ### Rust
 
-Use `./generate_rust_analyzer_support.sh` to generate rust_analyzer settings that will let VS Code work.
+Use `scripts/generate_rust_analyzer_support.sh` to generate rust_analyzer settings that will let VS Code work.
 
 ## 🗂 Notes
 Keep this file updated as integration issues are resolved. Prefer converting ad-hoc shell steps into Bazel rules or documented scripts under `tools/` for repeatability.
diff --git a/generate_rust_analyzer_support.sh b/scripts/generate_rust_analyzer_support.sh
similarity index 100%
rename from generate_rust_analyzer_support.sh
rename to scripts/generate_rust_analyzer_support.sh
diff --git a/integration_test.sh b/scripts/integration_test.sh
similarity index 100%
rename from integration_test.sh
rename to scripts/integration_test.sh
diff --git a/scripts/run_unit_tests.sh b/scripts/run_unit_tests.sh
new file mode 100755
index 0000000000..ccbd9105ca
--- /dev/null
+++ b/scripts/run_unit_tests.sh
@@ -0,0 +1,56 @@
+#!/usr/bin/env bash
+set -uo pipefail
+
+# Integration unit test script.
+
+CONFIG=${CONFIG:-bl-x86_64-linux}
+LOG_DIR=${LOG_DIR:-_logs/logs_ut}
+SUMMARY_FILE=${SUMMARY_FILE:-_logs/ut_summary.md}
+mkdir -p "${LOG_DIR}" || true
+
+declare -A UT_TARGET_GROUPS=(
+    [baselibs]="@score_baselibs//score/...  -- \
+        -@score_baselibs//score/language/safecpp/aborts_upon_exception:abortsuponexception_toolchain_test \
+        -@score_baselibs//score/containers:dynamic_array_test" # nok, error in @score_baselibs//score/json/examples:json_buffer
+    [communication]="@score_communication//score/..." # nok, error from trlc in score_communication//score/mw/com/requirements/feature_requirements
+    [persistency]="@score_persistency//:unit_tests" # ok
+    [orchestrator]="@score_orchestrator//src/..." # ok
+    [kyron]="@score_kyron//:unit_tests" # ok
+    [feo]="@score_feo//... --build_tests_only" # ok (flag required or error from docs)
+)
+
+# Markdown table header
+echo -e "Status\tPassed\tFailed\tSkipped\tTotal\tGroup\tDuration(s)" >> "${SUMMARY_FILE}"
+
+for group in "${!UT_TARGET_GROUPS[@]}"; do
+    targets="${UT_TARGET_GROUPS[$group]}"
+    command="bazel test --config="${CONFIG}" ${targets}"
+    echo "==========================================="
+    echo "Running unit tests for group: $group"
+    echo "${command}"
+    echo "==========================================="
+    start_ts=$(date +%s)
+    out=$(bazel test --test_summary=testcase --test_output=errors --nocache_test_results --config="${CONFIG}" ${targets} 2>&1 | tee "${LOG_DIR}/ut_${group}_output.log")    
+    build_status=${PIPESTATUS[0]}
+    end_ts=$(date +%s)
+    duration=$(( end_ts - start_ts ))
+    
+    # Parse bazel output
+    tests_passed=$(echo "$out" | grep -Eo '[0-9]+ passing' | grep -Eo '[0-9]+' | head -n1)
+    tests_failed=$(echo "$out" | grep -Eo '[0-9]+ failing' | grep -Eo '[0-9]+' | head -n1)
+    tests_skipped=$(echo "$out" | grep -Eo '[0-9]+ skipped' | grep -Eo '[0-9]+' | head -n1)
+    tests_executed=$(echo "$out" | grep -Eo '[0-9]+ test cases' | grep -Eo '[0-9]+' | head -n1)
+    if [[ ${build_status} -eq 0 ]]; then
+        status_symbol="✅"
+    else
+        status_symbol="❌"
+    fi
+    
+    # Append as a markdown table row
+    echo -e "${status_symbol}\t${tests_passed}\t${tests_failed}\t${tests_skipped}\t${tests_executed}\t${group}\t${duration}s" >> "${SUMMARY_FILE}"
+    echo "==========================================="
+    echo -e "\n\n"
+done
+
+# Align the summary table columns
+column -t -s $'\t' "${SUMMARY_FILE}" > "${SUMMARY_FILE}.tmp" && mv "${SUMMARY_FILE}.tmp" "${SUMMARY_FILE}"