Tracker

Markdown

A strip of blocks, one per day or run, coloured by how it went, for nightly evals, uptime or a run history.

Use it for
How each day or run went, for uptime, nightly evals or a run history.
Not for
Counts that need a scale. Try DotBars.

Tracker preview

Loading example…

Installation

npm install @stackunseen/ui
import { Tracker } from '@stackunseen/ui';
Styles: @stackunseen/ui/styles.css

Usage and props

Pass what your server recorded; a period with nothing recorded is unknown, never ok. Each block names its status in words, and every block is in a hidden table.

Supported inputs

This is the public signature used by this example. Open Code to see how the values and callbacks fit together.

label · segments: { label, status: ok | degraded | failed | unknown, detail? }[] · summary? · axis?: [start, end]
How state and callbacks work
All props

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For your coding agent

Give the agent this page instead of a screenshot. The prompt wraps the page with the install and import lines and the rule that your server, not a click, completes an action.

Contract
label · segments: { label, status: ok | degraded | failed | unknown, detail? }[] · summary? · axis?: [start, end]
Keeps honest
Pass what your server recorded; a period with nothing recorded is unknown, never ok. Each block names its status in words, and every block is in a hidden table.
MCP
read_component "Tracker" on the docs endpoint
Open the Markdown file

Keyboard and customization

Keyboard

Inert content; the hidden table is read in order.

Customization

Change shared colors, spacing, corners and icons with the theme. Use the component's supported props to adapt its content and layout. Customization guide and Theme Studio