# D3

> D3.js data visualization library reference. Covers selections, data binding (enter/update/exit), scales, axes, shape generators (line/area/pie/arc), force layout, treemap, geo maps, transitions, event handlers, zoom, brush, and drag interactions.

- Skill: `bytesagain/d3` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/d3`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/d3/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-08-19
- Page: https://skillmd.com/skills/bytesagain/d3

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# D3.js Reference

Data-driven documents for custom visualizations.

## Commands

| Command | Description |
|---------|-------------|
| `intro` | Overview, comparison |
| `bindscale` | Data binding, scales, axes |
| `shapes` | Line, pie, force, treemap, geo |
| `transitions` | Animation, zoom, brush, drag |