GNU Make VS git-sizer

• Portability
  GNU Make is highly portable and can be used across various Unix-like operating systems as well as on Windows.
• Dependency Management
  It efficiently handles complex dependencies between various parts of the software, ensuring that changes are propagated properly.
• Open Source
  Being open-source software, GNU Make is freely available and can be modified according to user needs.
• Wide Adoption
  It is widely adopted in the industry, which means that there is extensive documentation and a large community for support.
• Efficiency
  GNU Make speeds up the build process by only recompiling the necessary parts of the codebase.

Possible disadvantages

• Complex Syntax
  The syntax of GNU Makefiles can become very complex, especially for large projects, making them hard to read and maintain.
• Limited Cross-Platform Scripting
  While the tool itself is cross-platform, Makefiles can sometimes include shell commands that are not portable.
• Steep Learning Curve
  Beginners may find it challenging to grasp the concepts and syntax of GNU Make, leading to a steep learning curve.
• Debugging Difficulty
  Debugging Makefiles can be difficult, with limited tools available to trace or step through the make process.
• Performance Bottlenecks
  For extremely large projects, performance can become an issue, as the evaluation of dependencies might become slow.

• Comprehensive Repository Analysis
  git-sizer analyzes many different dimensions of a Git repository including commit count, tree size, blob size, history depth, and reference counts, providing a holistic view of repository health and potential scaling issues.
• Easy to Use
  The tool is simple to run with minimal setup—just execute it within a git repository—and it produces clear, human-readable output that highlights potential problem areas without requiring complex configuration.
• Identifies Performance Bottlenecks
  It helps identify specific issues that could degrade Git performance, such as excessively large blobs, deep history, large trees, or too many references, which is valuable before migrating or scaling repositories.
• Open Source and Maintained by GitHub
  Being an official GitHub project, it benefits from credibility, community trust, and ongoing maintenance, and it is well documented with clear explanations of what each metric means.
• Useful for Pre-Migration Checks
  It's particularly helpful for teams migrating repositories to new platforms or consolidating repos, as it flags potential issues that could cause problems during migration or with hosting providers' limits.

Possible disadvantages

• No Automatic Remediation
  git-sizer only identifies and reports issues but does not offer any built-in tools or automated processes to fix problems like large blobs or excessive history depth—users must use separate tools like BFG Repo-Cleaner or git-filter-repo.
• Output Can Be Overwhelming for Beginners
  While detailed, the output includes many metrics and threshold levels that may be confusing for users unfamiliar with Git internals, requiring some learning curve to fully interpret results.
• Limited to Local Analysis
  The tool analyzes a local clone of the repository, so it requires users to have a full local copy of the repo (or at least enough history) to get accurate results, which can be time-consuming for very large repositories.
• No Real-Time Monitoring
  It functions as a one-time analysis tool rather than providing continuous or real-time monitoring of repository health, requiring manual reruns to track changes over time.
• Command-Line Only Interface
  The tool lacks a graphical user interface, which may be less accessible for users who prefer visual dashboards or are less comfortable with command-line tools.

Tracking GNU Make since Mar 2021.

• how to keep github repos small?

  Also there’s a cool project from GitHub you can use to help understand the size of git’s objects in your git repo https://github.com/github/git-sizer. This might help you determine what the best cloning strategy could be. Source: almost 5 years ago