Total Suspender is a minimalist web extension designed for Firefox that enhances tab management by suspending inactive tabs. Utilizing the native tabs.discard feature, it efficiently frees up system resources while maintaining a clean browsing experience. The extension operates with minimal permissions, ensuring user privacy while storing settings and filtering URLs. Users can customize their experience with a whitelisting feature, allowing specific URLs or patterns to remain active, which is particularly useful for accessing manuals or streaming content without interruption.

In addition to its core functionality, Total Suspender includes an option to ignore tabs that are playing sound, preventing unexpected audio interruptions. It also offers a delayed suspend feature, allowing users to set a timeframe before tabs are discarded. This tool is particularly beneficial for users who manage multiple tabs simultaneously and seek to optimize their browser performance without sacrificing accessibility.