KLineChart

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💹📈 Lightweight k-line chart built with html5 canvas.

✨ Features

• 📦 Out of the box: Simple and fast integration, basically zero cost to get started.
• 🚀 Lightweight and smooth: Zero dependencies, only 40k under gzip compression.
• 💪 Powerful functions: Built-in multiple indicators and line drawing models.
• 🎨 Highly scalable: With rich style configuration and API, the function can be extended as you like.
• 📱 Mobile: Support mobile, one chart, handle multiple terminals.
• 🛡 Typescript development: Provide complete type definition files.

⚡ Performance

Similar to chart libraries for performance comparison.

• Test Scenario: 50000 pieces of data, 5 pane indicators, average 10 runs
• Device: macOS Ventura, Apple M2 Pro, 16G
• Browser: Chrome 114.0.5735.106
• Framework: React@18.2.0

Comparison of time consumption from initialization to full rendering:

klinecharts@9.4.0	night-vision@0.3.2	hqchart@1.1.12147
37ms	36ms	241ms

📦 Install

Using npm

npm install klinecharts --save

Using yarn

yarn add klinecharts

CDNs

unpkg

<script type="text/javascript" src="https://unpkg.com/klinecharts/dist/klinecharts.min.js"></script>

jsDelivr

<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/klinecharts/dist/klinecharts.min.js"></script>

📄 Docs

Online

https://www.klinecharts.com

Locale

Execute command in root directory. Node.js is required.

# Install the dependencies
npm install

# Start document service
npm run docs:dev

After successful startup, open in the browser http://localhost:8888 .

🛠️ Build

Execute command in root directory. Node.js is required.

# Install the dependencies
npm install

# Build files
npm run build

The generated files are in the dist folder.

🔗 Links

• Online Preview
• KLineChart Pro
• Sample Code

©️ License

KLineChart is available under the Apache License V2.