Overview
eol-checklist is an open-source frontend skill for Claude Code and compatible agents, published by deanpeters. Its author describes it as: “Build a phase-gated EOL checklist sized to the sunset, with a named owner on every item. Use when the decision to retire is made and you need the operational plan.”. The project has 6.5k stars on GitHub and ships custom license terms, so review them before reuse. Add it to your setup with `/plugin marketplace add deanpeters/Product-Manager-Skills`.
What eol-checklist does
Turn a sunset decision into a phase-gated operational plan: what must happen, in which lifecycle phase, and who owns it. The output is a working checklist — sticky-note-sized items, each with a verb and a named function — not a strategy document.
What’s inside
The SKILL.md for eol-checklist is organised into these sections:
- Purpose
- Input
- Key Concepts
- Right-Size Before You Build
- The Lifecycle Gates
- The Fifteen Functional Areas
- The Sticky-Note Rule
- Phase Gates Are Commitments, Not Dates
- Anti-Patterns (what this is NOT)
- Application
- Step 1: Set the level
- Step 2: Select phases in scope
Installation
Add eol-checklist to your agent with:
/plugin marketplace add deanpeters/Product-Manager-SkillsReview a skill’s source before installing it — skills can instruct your agent to run commands. This command comes from the skill’s public repository, which is the source of truth for setup steps. New to skills? Read how to install Claude Code skills.
Supported agents
- Claude Code — ships a claude code plugin marketplace
License
deanpeters has not declared a standard open-source license for this repository (Other). Confirm the terms with the author before reusing it.
Strengths
- Ships in deanpeters/Product-Manager-Skills, an established project with 6,527 GitHub stars
- Works with Claude Code
- Actively maintained — repository updated in the last 90 days
Things to check
- No license declared — confirm terms with the author before reuse
Author
Topics
Frequently asked questions
- What does eol-checklist do?
- Build a phase-gated EOL checklist sized to the sunset, with a named owner on every item. Use when the decision to retire is made and you need the operational plan.
- How do I install eol-checklist?
- Run /plugin marketplace add deanpeters/Product-Manager-Skills in your agent, then reload your skills. Review the source at https://github.com/deanpeters/Product-Manager-Skills before installing.
- Is eol-checklist free to use?
- eol-checklist is publicly available on GitHub, but deanpeters has not declared a standard open-source license (Other). Confirm the terms with the author before reusing it.
- Which agents does eol-checklist work with?
- eol-checklist lists Claude Code — named in its SKILL.md, its plugin marketplace or its repository topics. Skills use the portable SKILL.md format, so other agents that read that format may load it too.
- Where does eol-checklist come from?
- eol-checklist ships inside deanpeters/Product-Manager-Skills, a repository that contains 41 catalogued skills in total. The repository's 6,527 GitHub stars apply to that whole collection, not to this skill on its own.