Jiffy Reader for Firefox od AvgBlue

Jiffy Reader for Firefox is a lightweight reading aid that emphasizes the beginning of words on webpages, helping guide your eyes through long-form text.
Features:
- Enable or disable reading mode on the current page.
- Keep separate settings for individual websites.
- Set a global default for new websites.
- Adjust emphasis strength.
- Choose how many words remain untouched between emphasized words.
- Toggle reading mode with Alt+W.
The extension processes webpage text locally in your browser. It does not collect, transmit, or sell personal information, browsing history, or webpage content.

This is an independent, open-source implementation. It is not affiliated with Mozilla or the original developer of the Jiffy Reader project.