Find the hottest files in a git history — useful for spotting hotspots that need refactoring or extra test coverage.
Bash
# Top 20 most-changed files all-time
git log --pretty=format: --name-only \
| grep -v '^$' \
| sort | uniq -c | sort -rn | head -20
# Most-changed files in the last 90 days
git log --since="90 days ago" --pretty=format: --name-only \
| grep -v '^$' \
| sort | uniq -c | sort -rn | head -20
# Most-changed files BY a specific author
git log --author="Alice" --pretty=format: --name-only \
| grep -v '^$' \
| sort | uniq -c | sort -rn | headSave your own code snippets
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