A real-time particle galaxy — tens of thousands of additive-blended GPU points spiraling around a bright core, their orbits solved entirely in the vertex shader (from gl_VertexID), so the whole cloud draws in one call. Rendered as a single self-contained `index.html`.
Install
npx skills add nexu-io/open-design --skill webgl-particle-galaxynpx skills add nexu-io/open-design --skill webgl-particle-galaxy -a claude-code -gnpx skills add nexu-io/open-design --skill webgl-particle-galaxy -a codex -ggemini skills install https://github.com/nexu-io/open-design.git --path plugins/_official/examples/webgl-particle-galaxygh skill install nexu-io/open-design webgl-particle-galaxygit clone --depth 1 https://github.com/nexu-io/open-design /tmp/nexu-io__open-design
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/nexu-io__open-design/plugins/_official/examples/webgl-particle-galaxy ~/.claude/skills/webgl-particle-galaxy # Claude Code
cp -R /tmp/nexu-io__open-design/plugins/_official/examples/webgl-particle-galaxy ~/.agents/skills/webgl-particle-galaxy # Codex, Cursor, Gemini CLI, Copilot, OpenCode