Git Repository Size Calculator

Calculate your git repository size and estimate storage savings after cleanup. Plan your repository maintenance with accurate estimates.

KB

Quick Facts

Git GC Command
git gc --aggressive
Deep cleanup for max savings
Typical Savings
30-50%
After running git gc
GitHub Limit
100 MB per file
Use Git LFS for larger files
Recommended Max
1-5 GB total
For optimal performance

Your Results

Calculated
Repository Size
0 MB
Estimated total size
After Cleanup
0 MB
Post git gc size
Space Saved
0 MB
Run git gc to save

How to use this calculator

Calculate your git repository size and plan cleanup operations. This free online calculator provides accurate, instant results to help you manage your repository storage efficiently.

How It Works

The calculator estimates your repository size based on the number of commits, average commit size, and number of branches. It also calculates potential savings from running git garbage collection.

  • Total Commits: The total number of commits in your repository history
  • Average Commit Size: The typical size of each commit in kilobytes
  • Branches: The number of branches affects storage due to branch-specific objects

Tips for Reducing Repository Size

  • Run git gc --aggressive --prune=now for deep cleanup
  • Use Git LFS for large binary files
  • Remove unnecessary branches regularly
  • Consider using shallow clones for CI/CD pipelines
  • Use .gitignore to exclude build artifacts and dependencies

Practical Guide for Git Repository Size Calculator

Git Repository Size Calculator is most useful when the inputs reflect the situation you are actually planning around, not a best-case estimate. Treat the result as a decision aid: it gives you a structured way to compare assumptions, spot outliers, and decide what to verify next. For Other work, the most important review lens is baseline behavior, time cost, throughput, constraints, friction, and the decision threshold you care about.

Start with a baseline run using values you can defend. Then change one assumption at a time and watch which output moves the most. If one input dominates the result, spend your verification time there first. If several inputs have similar influence, use a conservative scenario and an optimistic scenario to create a practical range instead of relying on a single exact number.

Before acting on the result, compare the result with recent real-world data instead of ideal targets or one-off examples. This is especially important when the calculator supports a purchase, project plan, performance target, or operational decision. The calculator can make the math consistent, but the quality of the conclusion still depends on current data, clear units, and assumptions that match your real constraints.

Review Checklist

  • Confirm every input uses the unit and time period requested by the calculator.
  • Run a low, expected, and high scenario so the answer has a useful range.
  • Check whether rounding or a missing decimal place changes the decision.
  • Update the calculation after each meaningful workflow, schedule, cost, or usage change.