Klaviyo Developer Tools is a free Chrome extension tailored for developers working with Klaviyo's JavaScript. This tool simplifies the process of checking whether Klaviyo JS is properly installed on a website, providing immediate feedback on its status. It is particularly useful for ensuring that e-commerce sites are set up correctly to leverage Klaviyo's robust marketing automation capabilities.

In addition to installation checks, the extension features a developer panel that allows users to monitor and debug client-side events sent to Klaviyo. This functionality is essential for troubleshooting and optimizing how events are tracked, ensuring that marketing efforts are accurately captured. Overall, Klaviyo Developer Tools serves as a practical resource for developers aiming to enhance their website's integration with Klaviyo.