Document Viewer VS git-sizer

• Open-Source
  Being open-source allows for transparency and community contributions, facilitating improvements and customization.
• Privacy-Focused
  The app is designed with user privacy in mind, avoiding unnecessary data collection and permissions.
• Multi-Format Support
  Supports various document formats including PDF, EPUB, XPS, DJVU, FB2, and comic books.
• Offline Functionality
  The app can be used offline, which is a great advantage for users with limited or no internet access.
• Active Maintenance
  Regular updates and active maintenance ensure that the app stays current with new features and bug fixes.

Possible disadvantages

• User Interface
  The UI might not be as polished or intuitive as some proprietary apps, potentially making it harder to use for some users.
• Limited Advanced Features
  While it covers basic needs well, it may lack some advanced features found in more commercial alternatives.
• Compatibility Issues
  There might be occasional compatibility issues with certain document formats or newer devices.
• Resource Intensive
  On lower-end devices, the app might consume more resources, affecting performance and responsiveness.
• Community Reliance
  As it is community-driven, the speed of addressing bugs or adding new features might depend on community contributions.

• 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 Document Viewer 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