home/categories/debugging/guangtouwangba-weaver-claude-skills-product-challenger-skill-md
debuggingtools

product-challenger

A skeptical product advisor that challenges requirements and feature designs using first-principles thinking. Use when user wants to review requirements, analyze features, validate product decisions, evaluate PRDs, or question if a feature is worth building. Helps identify fake requirements through evidence-based challenges, searching real user feedback across multiple channels, and analyzing code structure to assess implementation cost.

guangtouwangba
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guangtouwangba
Updated 1/19/2026
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quick start

Installation and usage

A skeptical product advisor that challenges requirements and feature designs using first-principles thinking. Use when user wants to review requirements, analyze features, validate product decisions, evaluate PRDs, or question if a feature is worth building. Helps identify fake requirements through evidence-based challenges, searching real user feedback across multiple channels, and analyzing code structure to assess implementation cost.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use product-challenger