Before you install, Greasy Fork would like you to know that this script contains antifeatures, which are things there for the script author's benefit, rather than yours.
This script contains code that will track your browsing.
Greasy Fork is available in English.
Boost download speeds for osu beatmaps
Download beatmaps from some mirror sites currently has support of two mirrors (Azure & Chimu), create a pull request for more suggestions :)
https://github.com/Legend-Recalls/OsuDownloadBooster