render-diff

Transform git diff output into review-ready 4-column tables with file headers and hunk boxes.

101|2|Updated Jan 7, 2026

Search Tags:#git #diff #code-review #software-engineering #approval-gates #render-diff

Ready to run

npx skills add https://github.com/cowwoc/cat --skill render-diff

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: render-diff
Source: https://github.com/cowwoc/cat/tree/main/plugin/skills/render-diff
Command: npx skills add https://github.com/cowwoc/cat --skill render-diff

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

Transform raw git diff output into a review-ready 4-column table with fenced headers equivalent to a compact, readable presentation for code reviews and approvals.

Core Features & Use Cases

4-column hunk boxes with repeated file headers for quick scanning
Word-level diff markers and context to highlight changes
Use Case: Ideal for approval gates, code reviews, and change summaries where diffs must be clearly understood at a glance.

Quick Start

Use the render-diff skill to process a diff stream or file and output a ready-to-review table.

Frequently Asked Questions about render-diff

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I format a git diff for a code review?▼

To format a git diff for code review, you can use a dedicated script to transform raw diff output into a review-ready 4-column table with fenced file headers and word-level change markers for quick scanning.

What is the best way to display code changes for approval gates?▼

Displaying code changes for approval gates is best handled by rendering raw diffs into compact 4-column hunk boxes with repeated file headers, allowing reviewers to clearly understand changes at a glance.

Can I pre-compute diff outputs for automated gating processes?▼

Yes, you can use the render-diff script to process and pre-compute diff streams or files into review-ready tables, supporting automated approval gates that require clearly formatted change summaries.

Does the 4-column diff format show word-level changes or just line-level?▼

The 4-column diff format shows both line-level and word-level changes. It includes word-level diff markers and context within the hunk boxes to highlight specific modifications for succinct reviewing.

How do I make large pull request diffs easier to scan?▼

Make large pull request diffs easier to scan by transforming raw output into a 4-column table with repeated file headers above each hunk box, ensuring quick visual identification of modified files and specific changes.