What is a blameless postmortem?

A blameless postmortem is a practice that focuses on systemic flaws and processes rather than individual human error, encouraging transparency and long-term organizational learning.

Does this skill provide templates for different incident types?

Yes, it includes a Standard Postmortem template for major outages, a 5 Whys template for deep analysis, and a Quick Postmortem template for minor incidents.

How does this skill help identify root causes?

It provides a structured framework for investigating proximate causes, contributing factors, and systemic issues using industry-standard techniques like the 5 Whys analysis.

Can I use this for non-technical incidents?

While designed for software engineering and SRE teams, the blameless principles and RCA frameworks can be applied to any operational failure or process review.

Postmortem Writing Assistant

Name: Postmortem Writing Assistant
Author: pwarnock

bypwarnock

0•

Collaboration Tools

Generates blameless postmortem documents and root cause analyses to improve incident response and organizational learning.

This skill equips Claude with specialized knowledge for facilitating incident reviews and drafting comprehensive postmortem reports. It provides structured templates for Standard, 5 Whys, and Quick postmortems, while enforcing a blameless culture that focuses on systemic improvements rather than individual fault. By using this skill, engineering teams can quickly move from incident resolution to documented learning, ensuring that root causes are identified, timelines are accurately captured, and actionable follow-up items are tracked to prevent recurrence.

Key Features

01Standardized postmortem templates for various incident severities

02Blameless root cause analysis using the 5 Whys methodology

03Guidance for facilitating productive incident review meetings

04Action item prioritization and tracking frameworks

05Incident timeline generation and detection gap analysis

060 GitHub stars

Use Cases

01Improving engineering culture through blameless systemic analysis

02Conducting formal incident reviews after a SEV1 or SEV2 outage

03Drafting postmortem documentation from incident logs and metrics

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add pwarnock/pwarnock-cc-plugins postmortem-writing

For use in Claude.ai and ChatGPT

Key Features

01Standardized postmortem templates for various incident severities

02Blameless root cause analysis using the 5 Whys methodology

03Guidance for facilitating productive incident review meetings

04Action item prioritization and tracking frameworks

05Incident timeline generation and detection gap analysis

060 GitHub stars

Use Cases

01Improving engineering culture through blameless systemic analysis

02Conducting formal incident reviews after a SEV1 or SEV2 outage

03Drafting postmortem documentation from incident logs and metrics

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add pwarnock/pwarnock-cc-plugins postmortem-writing

For use in Claude.ai and ChatGPT