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metamask-extension
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
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SurveyJS
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.
and many more
You need to first install the Metamask wallet Meta mask website in your browser. With this you will get access to a unique Ethtereum public address, with which you can start sending and receiving ether or tokens. But, we will keep this simple by just connecting to your metamask wallet and displaying the information.
Code repository link