Greasy Fork is available in English.
Adds a more precise/accurate/honest display of your approved/rejected percentages and stats qual values to the MTurk dashboard.
I don't know what exact issues you are/were having (that's not much information to go on), but both of my scripts you mentioned have been working continuously for me and everyone else using them. There might be something wrong with your browser profile.
Stopped working today
Hi-- This script is not working today, nor is CH Block (and Hit Scraper, incidentally.)
I uninstalled/reinstalled, to no avail.
I've used it for quite some time and this is the first time I've had an issue.