Software Alternatives, Accelerators & Startups

Chart.js VS Plotly.js

Compare Chart.js VS Plotly.js and see what are their differences

Chart.js logo Chart.js

Easy, object oriented client side graphs for designers and developers.

Plotly.js logo Plotly.js

Open-source JavaScript charting library behind Plotly and Dash - plotly/plotly.js
  • Chart.js Landing page
    Landing page //
    2023-03-13
  • Plotly.js Landing page
    Landing page //
    2023-09-26

Chart.js features and specs

  • Open Source
    Chart.js is open source and free to use, which makes it accessible for both personal and commercial projects without any licensing costs.
  • Ease of Use
    Chart.js is known for its simple and easy-to-use API. Developers can quickly create charts by just including the library and writing minimal JavaScript.
  • Lightweight
    The library is relatively lightweight compared to other charting libraries, which helps in maintaining the performance of web applications.
  • Responsive Design
    Charts created with Chart.js are responsive by default, ensuring that they look good on all devices, including desktops, tablets, and mobile phones.
  • Variety of Chart Types
    Chart.js supports a variety of chart types including line, bar, radar, pie, doughnut, and polar area charts, providing flexibility for different data visualization needs.
  • Customization
    Developers can customize the appearance of charts extensively through Chart.js options such as colors, labels, and tooltips.
  • Active Community
    Chart.js has an active community and a strong support base, which means that developers can easily find help, tutorials, and plugins to enhance functionality.

Possible disadvantages of Chart.js

  • Limited Advanced Features
    While Chart.js is good for basic and intermediate charting needs, it may lack some advanced features and customizations offered by more complex charting libraries like D3.js.
  • Performance Issues with Large Datasets
    Chart.js can struggle with performance when dealing with very large datasets or complex visualizations, which can result in slower rendering times.
  • Learning Curve for Customization
    Although the basic usage is straightforward, achieving deeper customizations can involve a steeper learning curve as it requires understanding the underlying JavaScript and options.
  • Limited Interactivity
    Interactivity options with Chart.js are somewhat limited compared to other libraries that offer more advanced interactive features.
  • Dependency on Canvas
    Charts are rendered using the HTML5 canvas element, which may not be as flexible as SVG-based rendering used by some other libraries.

Plotly.js features and specs

  • Interactive Visualizations
    Plotly.js provides highly interactive charting capabilities, allowing users to hover, zoom, and pan easily within charts, enhancing the user experience.
  • Wide Range of Chart Types
    The library supports a comprehensive variety of chart types, from simple line and bar charts to more complex types like histograms, scatter plots, and even 3D and geographic plots.
  • Cross-Platform Compatibility
    Plotly.js works seamlessly across different platforms and browsers, ensuring consistent chart rendering and functionality whether used on desktops or mobile devices.
  • Customizable
    Users have a high degree of control over the appearance and behavior of plots, with numerous options to customize colors, legends, tooltips, and more.
  • Integration with Dash
    Plotly.js integrates well with the Dash framework, enabling the creation of interactive web applications that are highly visual and data-driven.

Possible disadvantages of Plotly.js

  • Performance Concerns
    Rendering very large datasets can be slow, potentially impacting the performance of the application, particularly in resource-constrained environments.
  • Complexity
    For users new to the library, the learning curve can be steep due to the extensive options and configurations available.
  • Size of Library
    Plotly.js has a relatively large file size, which can be a concern for web applications where minimizing load times and data transfer is critical.
  • Limited Free Features
    Certain advanced features and functionalities may require a paid subscription to Plotly's services, which may not be ideal for all users or projects.
  • Dependency Management
    Managing dependencies and ensuring compatibility with other JavaScript libraries can sometimes pose challenges, especially in complex applications.

Analysis of Chart.js

Overall verdict

  • Chart.js is a good choice for developers looking for a straightforward solution to incorporate charts into their web projects. Its ease of use, comprehensive documentation, and active community support make it an excellent option for both beginners and experienced developers.

Why this product is good

  • Chart.js is a popular open-source library for creating charts and graphs in web applications. It is valued for its simplicity, ease of use, and ability to create responsive, interactive charts with minimal effort. The library supports a wide range of chart types, including line, bar, radar, doughnut, pie, polar area, bubble, and scatter charts. Chart.js also provides customization options, allowing developers to tailor the look and behavior of their charts to fit their specific needs.

Recommended for

  • Web developers who need to quickly implement charts in their applications.
  • Teams looking for a lightweight and performant charting library.
  • Projects where customization and responsiveness of charts are important.
  • Beginner developers who want to learn and implement basic data visualization techniques.

Chart.js videos

1.3: Graphing with Chart.js - Working With Data & APIs in JavaScript

More videos:

  • Tutorial - How to Build Ionic 4 Apps with Chart.js

Plotly.js videos

[Beginner] Simple Bar Chart | React Plotly.js

More videos:

  • Tutorial - Create Real-time Chart with Javascript | Plotly.js Tutorial

Category Popularity

0-100% (relative to Chart.js and Plotly.js)
Charting Libraries
91 91%
9% 9
Data Visualization
94 94%
6% 6
Libraries
0 0%
100% 100
Data Dashboard
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Chart.js and Plotly.js

Chart.js Reviews

6 JavaScript Charting Libraries for Powerful Data Visualizations in 2023
Of the free libraries on this list, ECharts has the widest range of chart types available, second only to D3. Unlike D3, ECharts also ranks highly on the user-friendliness scale, although some users find ApexCharts and Chart.js even easier to use. You can check out some examples of basic charts on ECharts.
Source: embeddable.com
5 top picks for JavaScript chart libraries
Chart.js is a chart library that is available as a client-side JavaScript package. There are also derivatives for other frontend frameworks, like React, Vue, and Angular. It displays the chart on an HTML canvas element.
Top 10 JavaScript Charting Libraries for Every Data Visualization Need
Chart.js is a simple yet quite flexible JavaScript library for data viz, popular among web designers and developers. Itโ€™s a great basic solution for those who donโ€™t need lots of chart types and customization features but want their charts to look neat, clear and informative at a glance.
Source: hackernoon.com
A Complete Overview of the Best Data Visualization Tools
Chart.js uses HTML5 Canvas for output, so it renders charts well across all modern browsers. Charts created are also responsive, so itรขย€ย™s great for creating visualizations that are mobile-friendly.
Source: www.toptal.com
The Best Data Visualization Tools - Top 30 BI Software
Chart.js is better for smaller chart projects. Itโ€™s open source and small in size, supporting six different types of charts: bar, line, pie, radar, doughnut, and polar. You can also add or remove any of these 6 types to reduce your footprint. Chart.js uses HTML5 Canvas and ships with polyfills for IE6/7 support. Chart.js offers the ability to create simple charts quickly.
Source: improvado.io

Plotly.js Reviews

15 JavaScript Libraries for Creating Beautiful Charts
Plotly.js is the first scientific JavaScript charting library for the web. It has been open-source since 2015, meaning anyone can use it for free. Plotly.js supports 20 chart types, including SVG maps, 3D charts, and statistical graphs. Itโ€™s built on top of D3.js and stack.gl.
Top 10 JavaScript Charting Libraries for Every Data Visualization Need
Plotly.js is a high-level JavaScript library, free and open-source. It is built on D3.js and WebGL, so can be used to create many different chart types including 3D charts to statistical graphs.
Source: hackernoon.com

Social recommendations and mentions

Based on our record, Plotly.js should be more popular than Chart.js. It has been mentiond 4 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Chart.js mentions (1)

  • Chart library for Svelte?
    Https://chartjs.org works well, but you have to call the update function yourself if you want to do some reactive updates. Source: about 5 years ago

Plotly.js mentions (4)

  • Weekly JavaScript Roundup: Friday Links 17, February 07, 2025
    Plotly.js - Open-source JavaScript charting library behind Plotly and Dash. - Source: dev.to / over 1 year ago
  • Ask HN: What packages can be used to create interactive mathematics simulations?
    Well, MathML[1] support is (nearly) everywhere now, and as the docs say: MathML Core is a subset with increased implementation details based on rules from LaTeX and the Open Font Format. It is tailored for browsers and designed specifically to work well with other web standards including HTML, CSS, DOM, JavaScript. I don't have a lot of experience working with this stuff (yet) but if you can script your... - Source: Hacker News / about 3 years ago
  • What's new in Matplotlib 3.7.0 (Feb 13, 2023)
    Plotly offers multiple options (python, R, javascript). The weby stuff is done with plotly.js and uses d3.js underneath - https://github.com/plotly/plotly.js. - Source: Hacker News / over 3 years ago
  • How to decide between Dash versus Flask + React + Plotly.js?
    So you didn't use Django DRF as the backend? I'm just curious how Dash communicated with Django - did it communicate via plain HTTP calls? I guess you ran non-React Plotly.js (https://github.com/plotly/plotly.js)? Source: about 5 years ago

What are some alternatives?

When comparing Chart.js and Plotly.js, you can also consider the following products

D3.js - D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.

Highcharts - A charting library written in pure JavaScript, offering an easy way of adding interactive charts to your web site or web application

AnyChart - Award-winning JavaScript charting library & Qlik Sense extensions from a global leader in data visualization! Loved by thousands of happy customers, including over 75% of Fortune 500 companies & over half of the top 1000 software vendors worldwide.

Matplotlib - matplotlib is a python 2D plotting library which produces publication quality figures in a variety...

ApexCharts - Open-source modern charting library ๐Ÿ“Š

Google Charts - Interactive charts for browsers and mobile devices.