Oblivion-Inverse

Oblivion-Inverse is a simple, free & open source e-mail tracking solution which based on the usage of web beacons or tracking pixels. Build with Flask and setup under 10 minutes on your own production environment. Designed to provide information about the email read status, time, IP address of the recipient's device or proxy, as well as request headers such as the user-agent, which can reveal details about the recipient's browser, operating system, and device.
Generate tracking links for your emails and drag the tracking pixel to the end of the message body. Includes detailed documentation that offers step-by-step instructions on how to set up and use the tool, as well as information on contributing to the development. The project is based on Flask, python and is easy to set up. Multiple branches for different deployment options, including Heroku, self-hosted environments with SQL databases, and the Cyclic platform. Powered with Firebase Realtime database and Authentication.