Google’s HEART framework for UI metrics

In order to pick the proper feature-level metrics, exploring
Google’s HEART framework for UI metrics may be a good starting

H – Happiness Metrics (like user satisfaction scores)
E – Engagement Metrics (like average visits or uses per user)
A – Adoption Metrics (like new users)
R – Retention Metrics (like churn)
T – Task Success Metrics (like form error rates)

Google’s HEART framework for UI metrics

Bootstrap Studio

A powerful web design tool for creating responsive websites using the Bootstrap framework.

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What is it?
Bootstrap Studio is a desktop application that helps web developers and designers create responsive websites using the Bootstrap framework. It supports a wide range of components and advanced features that make you more productive. It has a clean and intuitive interface and makes it easy for anyone to create a beautiful web page only with drag and drop.

Lots more

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Bootstrap Studio