EnvChecker is a Chrome browser add-on designed to help users easily identify the environment of the currently viewed web page. It can distinguish between Development, Staging, Production, and other environments by displaying a clear label. This tool is particularly useful for developers and testers who need to quickly ascertain the context of their web interactions without delving into complex configurations or settings. The straightforward functionality is aimed at enhancing productivity by providing essential information at a glance.

This add-on is secure, ensuring that it does not send data to external services, thus maintaining user privacy. Its simplicity is a key feature, as it focuses solely on labeling environments without unnecessary complexities. Licensed under the Apache License, Version 2.0, EnvChecker is an open-source solution that allows users to integrate it seamlessly into their workflow, making it an efficient tool for web development and testing.