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AnyChart
AnyChart is a lightweight and robust JavaScript charting solution with great API and documentation. The chart types and unique features are numerous, the library works easily with any development stack.
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Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.
To get a dataset for my future polar chart, I filtered DVS's Data Visualization Census Survey 2020 data and identified the 15 most commonly used technologies as answered by the respondents.
For this tutorial, I’ve picked the AnyChart JavaScript library since it is simple to use, flexible, and free for non-commercial use. Also, it is a great library to start with because of a lot of examples and good documentation.