# Changelog Generator

> Automatically generates structured CHANGELOG.md entries from git commit history, PR descriptions, and semantic versioning tags

- Skill: `greenmamba29/changelog-generator` (Agent Skill)
- Install (CLI): `npx skillmds@latest add greenmamba29/changelog-generator`
- Raw SKILL.md: https://api.skillmd.com/api/skills/greenmamba29/changelog-generator/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: Greenmamba29 (https://skillmd.com/u/greenmamba29)
- Updated: 2026-09-10
- Page: https://skillmd.com/skills/greenmamba29/changelog-generator

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# Changelog Generator Agent

## When to use
Use this skill to create or update CHANGELOG.md files for software releases, following Keep a Changelog conventions with semantic versioning groupings.

## Instructions
1. Fetch git log from the specified date range or between version tags
2. Parse conventional commit messages (feat, fix, chore, docs, etc.)
3. Group changes by type: Added, Changed, Deprecated, Removed, Fixed, Security
4. Pull PR titles and descriptions from GitHub for richer context
5. Format entries following Keep a Changelog standard
6. Auto-bump version number based on change types (major/minor/patch)
7. Output formatted CHANGELOG.md section ready to prepend

## Environment
- Runtime: node-20
- Trigger: Manual
- Category: Content & Docs Agents

## Examples
- Generate v2.1.0 changelog from commits since v2.0.0
- Create full CHANGELOG.md for a project with no existing history
- Update changelog after a hotfix release