How can you measure the ROI of a javascript library in your project?

1 Define your goals

Before you start comparing different javascript libraries, you need to define your goals and criteria for your project. What are the main features and functionalities that you need to implement? What are the performance and quality standards that you have to meet? How much time and budget do you have to complete the project? How easy or difficult is it to learn, use, and maintain the library? These are some of the questions that you should ask yourself to clarify your expectations and priorities.

2 Compare alternatives

Once you have defined your goals, you can compare different javascript libraries that suit your needs. You can use various sources of information, such as documentation, tutorials, reviews, ratings, benchmarks, and feedback from other developers, to get a sense of the strengths and weaknesses of each library. You can also create a shortlist of libraries that meet your basic requirements and test them in a sandbox or a prototype environment to see how they work in practice.

5 Monitor and adjust

Finally, after you have chosen and implemented a javascript library for your project, you should monitor and adjust its performance and impact over time. You can use various tools and metrics, such as browser devtools, web analytics, user feedback, code quality, and error logs, to measure and analyze how the library affects your project's outcomes and goals. You can also update and modify the library as needed to address any issues or changes that arise during the development and maintenance phases of your project.

6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?