While Netflix by itself has some good filters, it just has too much content to sift around. Flixable compliments that filter with a few more. Naturally, you can search by people and titles but its usefulness extends in other ways. You can use a slider to browse by year, select an IMDB Rating, etc.
It also includes Popular titles by the month, week and even day.
Naturally, a Leaving section was made specifically for those who've kept their favorites list stagnant at a day-by-day standpoint. It may compele you to watch before it leaves the service.
Once Netflix sees this blog post, it'll only be time before they acquire these ideas into their own.