Build an Ishikawa diagram, cause and effect analysis, or 6M fishbone to brainstorm and categorise all possible causes before narrowing to root cause with 5-Why. Covers Man, Machine, Method, Material, Measurement, and Environment (Mother Nature). Essential for 8D D4 brainstorming sessions and CAPA root cause investigations.
Install
npx skills add RBraga01/Quality-Engineering-Skills --skill fishbone-analysisnpx skills add RBraga01/Quality-Engineering-Skills --skill fishbone-analysis -a claude-code -gnpx skills add RBraga01/Quality-Engineering-Skills --skill fishbone-analysis -a codex -ggemini skills install https://github.com/RBraga01/Quality-Engineering-Skills.git --path skills/problem-solving/fishbone-analysisgh skill install RBraga01/Quality-Engineering-Skills fishbone-analysisgit clone --depth 1 https://github.com/RBraga01/Quality-Engineering-Skills /tmp/RBraga01__Quality-Engineering-Skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/RBraga01__Quality-Engineering-Skills/skills/problem-solving/fishbone-analysis ~/.claude/skills/fishbone-analysis # Claude Code
cp -R /tmp/RBraga01__Quality-Engineering-Skills/skills/problem-solving/fishbone-analysis ~/.agents/skills/fishbone-analysis # Codex, Cursor, Gemini CLI, Copilot, OpenCode