# Common

> Common

- Skill: `reaviz/common` (Agent Skill)
- Install (CLI): `npx skillmds@latest add reaviz/common`
- Raw SKILL.md: https://api.skillmd.com/api/skills/reaviz/common/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: reaviz (https://skillmd.com/u/reaviz)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/reaviz/common

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# Common

Shared infrastructure components used across all reaviz charts. These modules handle axes, gridlines, tooltips, legends, visual effects, interactions, and color management.

## Components

| Component | Description |
|-----------|-------------|
| **Axis** | LinearXAxis, LinearYAxis — tick formatting, labels, positioning |
| **Gridline** | GridlineSeries, Gridline, GridStripe — background grid patterns |
| **Tooltip** | ChartTooltip, TooltipArea, TooltipTemplate — hover data display |
| **Legend** | DiscreteLegend, SequentialLegend — series identification |
| **Gradient & Mask** | Gradient, GradientStop, RadialGradient, Mask, Stripes — SVG fills |
| **Brush & ZoomPan** | ChartBrush, ChartZoomPan — interactive range/zoom |
| **Color Schemes** | Named palettes, ColorSchemeType — consistent color management |
| **Markers** | LinearValueMarker, RadialValueMarker, MarkLine — reference lines |