KLineChart vs React Financial Charts
A data-driven comparison of two JavaScript financial charting libraries: popularity, development activity, licensing and installation. Updated .
KLineChartLightweight, highly customizable candlestick (k-line) chart with zero dependencies and mobile support.
React Financial ChartsReact components for financial charts: candlesticks, technical indicators, overlays and drawing tools.
Key differences
- KLineChart has 3× as many GitHub stars as React Financial Charts (4.2K vs 1.4K).
- KLineChart had more development activity over the last 12 months: 267 commits vs 0.
- KLineChart is downloaded 21× as often on npm (51.9K vs 2.4K per week).
- KLineChart is licensed under Apache-2.0; React Financial Charts under MIT.
- React Financial Charts has had no commits since May 13, 2023.
By the numbers
- KLineChart
- React Financial Charts
Show data as a table
| Metric | KLineChart | React Financial Charts |
|---|---|---|
| GitHub stars | 4,211 | 1,418 |
| npm downloads / week | 51,877 | 2,432 |
| Commits, last 12 months | 267 | 0 |
| Contributors | 39 | 14 |
| Forks | 1,006 | 259 |
Development activity
Commits per month to each default branch, last 12 complete months.
- KLineChart
- React Financial Charts
Show data as a table
| Month | KLineChart | React Financial Charts |
|---|---|---|
| Oct 2025 | 2 | 0 |
| Nov 2025 | 29 | 0 |
| Dec 2025 | 0 | 0 |
| Jan 2026 | 1 | 0 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 23 | 0 |
| Apr 2026 | 3 | 0 |
| May 2026 | 39 | 0 |
| Jun 2026 | 20 | 0 |
| Jul 2026 | 65 | 0 |
| Aug 2026 | 42 | 0 |
| Sep 2026 | 43 | 0 |
Side by side
| Attribute | KLineChart | React Financial Charts |
|---|---|---|
| Description | Lightweight, highly customizable candlestick (k-line) chart with zero dependencies and mobile support. | React components for financial charts: candlesticks, technical indicators, overlays and drawing tools. |
| Category | JavaScript financial charting libraries | JavaScript financial charting libraries |
| License | Apache-2.0 | MIT |
| Language | TypeScript | TypeScript |
| Status | Active | Inactive |
| Latest release | v10.0.3 () | v2.0.1 () |
| Last commit | ||
| Repository created | ||
| Open issues | 30 | 51 |
| Install | npm install klinecharts | npm install react-financial-charts |
Which should you choose?
Popularity and activity are only part of the story. Consider which ecosystem you work in, the chart types and interactions you need, how much data you render, and whether the license fits your project. Both tool pages list alternatives if neither is quite right.
-
KLineChart
Lightweight, highly customizable candlestick (k-line) chart with zero dependencies and mobile support.
-
React Financial Charts
React components for financial charts: candlesticks, technical indicators, overlays and drawing tools.