Mailgun Web Interface is a free Chrome add-on developed by zrq1320. It provides a simple web interface for non-developers to send emails using Mailgun. With this add-on, users can easily configure their domain name, from address, and API key to send emails through Mailgun.

The configuration process is straightforward. Users simply need to enter their domain name, from address, and API key in the input fields provided. It is important to note that the domain must be configured and active for the add-on to work properly. The API key can be retrieved from the user's mailgun.com account by following a few simple steps.

One of the key features of Mailgun Web Interface is the ability to save the configuration locally in the browser. This ensures that the configuration details are not transmitted or stored elsewhere, providing an added layer of security. Additionally, users can choose to "Lock Configuration" to prevent accidental updates, and only unlock it when necessary.

Overall, Mailgun Web Interface offers a user-friendly solution for non-developers who need to send emails using Mailgun. Its simple interface and secure configuration options make it a convenient choice for those who want to harness the power of Mailgun without the need for coding expertise.