Strict planning phase. Converts an approved description.md and accepted ADRs into a consistency-checked plan with executable tasks. Writes no production code. Auto-select only in a Banzai-adopted repository (root PROJECT_MANIFEST.md or .banzai/) or by name.
Install
npx skills add Parabolic-Technologies/banzai --skill development-plannpx skills add Parabolic-Technologies/banzai --skill development-plan -a claude-code -gnpx skills add Parabolic-Technologies/banzai --skill development-plan -a codex -ggemini skills install https://github.com/Parabolic-Technologies/banzai.git --path plugins/banzai/skills/development-plangh skill install Parabolic-Technologies/banzai development-plangit clone --depth 1 https://github.com/Parabolic-Technologies/banzai /tmp/Parabolic-Technologies__banzai
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/Parabolic-Technologies__banzai/plugins/banzai/skills/development-plan ~/.claude/skills/development-plan # Claude Code
cp -R /tmp/Parabolic-Technologies__banzai/plugins/banzai/skills/development-plan ~/.agents/skills/development-plan # Codex, Cursor, Gemini CLI, Copilot, OpenCode