# lecho/hellocharts-android

Charts library for Android compatible with API 8+, several chart types with scaling, scrolling and animations 📊

Repository: https://github.com/lecho/hellocharts-android
Canonical: https://ross.abutalabs.com/products/hellocharts-android
Language: Java
License: Apache-2.0
License Family: permissive
Topics: chart, android
Last push: 2021-06-01T03:12:09+00:00

## Health v2 (maintenance only)
Score: 23/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 8, longevity 100
- inputs: {"age_days": 4343, "days_push": 1919, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 7571, forks 1594 (observed 2026-08-28T04:10:01.700316+00:00)

## What it is
HelloCharts is a charting library for Android supporting API 8+ with line, column, pie, bubble, and combo charts. It includes pinch-to-zoom, scrolling, preview charts, customizable axes, and animations.

## Use cases
- draw line charts in an Android app
- add pie charts to a mobile dashboard
- show stacked column charts with negative values
- add pinch-to-zoom and scrolling to charts
- animate chart data on Android
- build combo charts with columns and lines

## When to choose
- you need charts on old Android versions (API 8+)
- you want a lightweight Java chart library with zoom and animations
- you need preview charts for line or column data

## When to avoid
- you need actively maintained updates or Jetpack Compose support
- you prefer Kotlin-first or modern charting libraries like MPAndroidChart
- you need charts outside Android

## Facets
- artifact type: library
- maturity: maintenance
- function: charts, data-visualization
- domain: data-visualization, mobile-development, android-tools
- platform: -
- tags: charting, java, line-chart, pie-chart, column-chart, bubble-chart, zoom, animations, android, mobile

## Member repositories
- lecho/hellocharts-android (main) score 23

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:10:01.700316+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T17:37:05.374876+00:00, confidence not recorded.
  - readme: https://github.com/lecho/hellocharts-android (fetched 2026-08-28T04:10:01.700316+00:00, sha bf28a3423ad4)
- Data as of 2026-08-30T08:39:29.467469+00:00.