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git-diff-summarizer

Summarize git diffs into structured change summaries by file and change type.

6|3|Updated Mar 26, 2026
Search Tags:#git#changelog#code review#summarization#pull request#diff
One-click install
npx skills add https://github.com/theneoai/skill-writer --skill git-diff-summarizer-theneoai
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: git-diff-summarizer
Source: https://github.com/theneoai/skill-writer/tree/main/examples/00-starter
Command: npx skills add https://github.com/theneoai/skill-writer --skill git-diff-summarizer-theneoai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

It converts raw git diffs into concise, readable summaries so developers can write changelog entries and PR descriptions faster.

Core Features & Use Cases

  • File-level summarization: Groups changes by file and change type such as feat, fix, refactor, docs, test, and chore.
  • Validation and guardrails: Detects empty input, malformed diffs, oversized diffs, and binary files with clear recovery guidance.
  • Practical workflow support: Helps with pull requests, release notes, and quick change reviews when you only have diff output.

Quick Start

Use the git-diff-summarizer skill to summarize the pasted git diff into a concise changelog-ready report.

Frequently Asked Questions about git-diff-summarizer

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

FAQPage Schema
How do I summarize a git diff for a pull request description?▼

To summarize a git diff for a pull request, paste the raw git diff or git show output to generate a concise, structured change summary grouped by file and change type like feat, fix, or refactor.

What is the best way to generate changelog entries from git diffs?▼

The best way to generate changelog entries from git diffs is parsing raw output to classify code changes into structured categories, producing a concise report ready for release notes.

Can I use this to review code changes from git show output?▼

Yes, you can review code changes by providing git show output, which is parsed read-only to group file-level modifications for quick change reviews without executing shell commands.

How does it handle binary files and oversized diffs during summarization?▼

It handles binary files and oversized diffs by applying diff size limits and validation guardrails, detecting malformed inputs and providing clear error recovery guidance without executing shell commands.

Do I need to execute shell commands to parse git diffs?▼

No, you do not need to execute shell commands to parse git diffs; the summarization requires only read-only parsing of pasted diff text to classify changes and generate summaries.

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