Fast scroll can be seen in some stock Android apps, such as People (Contacts), for those that don't know what it is, let me show you:
It's not available on all ListViews, unfortunately. This makes searching for items (especially in longer listviews) longer, more confusing. This Xposed Modules forces it to enable this function on all listviews. Enjoy!
- DOWNLOAD (XDA)
Warning, Xposed Framework does not work on ART. Dalvik is required.