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Lightweight Charts

Free, open-source and feature-rich. At just 40 kilobytes, the dream of lightweight interactive charts is now a reality.

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Less is more

Millions of websites still use static pictures for showing financial charts. The old way is not interactive and doesn’t scale with various devices. Pictures always had a huge advantage of their small size and fast loading — but no more!

The Lightweight Charting Library delivers stunning usability without a loss in performance. With the same DNA as our flagship product, this JS/TypeScript library weighs in at just 40 Kb, it’s completely free and open-source.

Ultra lightweight — just 40 Kb

HTML5 Canvas technology no larger than a standard GIF file.

Streaming data updates

Most recent data is displayed in real-time without having to reload the page.


Fully customizable & free charts that don’t contain hidden ads. Contributions are welcome!

Integrating & connecting any data is quick and easy

Built for developers, by developers. Charts are rich in features and easy to integrate — so you can integrate with a breeze.

Finance is at the heart

Charting is our core. TradingView charts are used by tens of thousands of websites, apps and financial portals, as well as millions of traders around the world. You can be sure that we’ve included everything you need, starting from popular chart types to advanced price scaling.


Our charting solutions were engineered from the start to work with huge data arrays. Charts stay responsive and nimble even with thousands of bars even with updates multiple times per second with new ticks.

Interactive, responsive and mobile-friendly

Intelligently adapts to any device. Charts are carefully engineered for best interactivity, both for powerful desktops with a mouse, and touch-optimized for tablets and phones.

Flexible styling

Change the standard look & feel to match your style with perfection. There are many premade examples that you can copy & paste.

Focus on Financial Charts

Here are some popular use cases that show various styles & customizations as examples of what you can do with this JavaScript charting library. All these HTML5 charts are interactive, drag or click on the title to get the code.