diff --git a/metrics/git-siblings.sh b/metrics/git-siblings.sh
new file mode 100644
index 00000000..d2fd8ab7
--- /dev/null
+++ b/metrics/git-siblings.sh
@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+# The MIT License (MIT)
+#
+# Copyright (c) 2021-2024 Yegor Bugayenko
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+set -e
+set -o pipefail
+
+repo=$1
+
+# List all Java files in the repo history
+git -C "${repo}/" log --name-only --pretty=format: | grep '\.java$' | sort | uniq > "${repo}/all_java_files.txt"
+
+# Create a file to store the final counts
+echo "" > "${repo}/siblings_count.txt"
+
+# Iterate over each Java file and count how many times it appears with others
+while IFS= read -r file; do
+  echo "Analyzing $file..."
+  # Count how many times each file appears in the same commit as the current file
+  git -C "${repo}" log --pretty=format:"%H" --name-only | grep -B1 "$file" | grep '\.java$' | sort | uniq -c | sort -rn > "${repo}/temp_count.txt"
+  {
+    echo "$file: "
+    cat "${repo}/temp_count.txt"
+    echo ""
+  } >> "${repo}/siblings_count.txt"
+done < "${repo}/all_java_files.txt"
+
+echo "Analysis complete. Check siblings_count.txt for results."
\ No newline at end of file
diff --git a/tests/metrics/test-git-sibling.sh b/tests/metrics/test-git-sibling.sh
new file mode 100644
index 00000000..42b465eb
--- /dev/null
+++ b/tests/metrics/test-git-sibling.sh
@@ -0,0 +1,52 @@
+#!/usr/bin/env bash
+# The MIT License (MIT)
+#
+# Copyright (c) 2021-2024 Yegor Bugayenko
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+set -e
+set -o pipefail
+
+stdout=$2
+
+{
+    repo="git-siblings-repo"
+    dir="${TARGET}/data/${repo}"
+    mkdir -p "${dir}"
+    git init "${dir}"
+    # Add Two Java Files
+    echo "public class Test1 {}" > "${dir}/Test1.java"
+    echo "public class Test2 {}" > "${dir}/Test2.java"
+    git -C "${dir}" add . && git -C "${dir}" commit -m "Add Test1 and Test2"
+    # Modify Test1.java
+    echo "// Comment added" >> "${dir}/Test1.java"
+    git -C "${dir}" add . && git -C "${dir}" commit -m "Modify Test1.java"
+
+    # Add another Java file
+    echo "public class Test3 {}" > Test3.java
+    git -C "${dir}" add . && git -C "${dir}" commit -m "Add Test3"
+    
+    # Step 3: Verify the Output
+    if grep -q "Test1.java" "${dir}/siblings_count.txt" && grep -q "Test2.java" "${dir}/siblings_count.txt" && grep -q "Test3.java" "${dir}/siblings_count.txt"; then
+        echo "Test passed: All expected Java files are present in the analysis."
+    else
+        echo "Test failed: Analysis output is missing one or more expected Java files."
+    fi
+} > "${stdout}" 2>&1
+echo "👍🏻 Siblings count verified"
\ No newline at end of file