A range of homegrown Strava Segment Tools by Doogal.
This site has an alternative segment explorer function, and perhaps more intriguingly, a Segment Chooser tool, which is supposed to help you identify low hanging fruit segments in your area.
Reviews for Doogal’s Strava Segment Tools (1)
Work in Progress?
This looks like a promising idea, but clearly needs a bit of work. Keep going :)Stravaholic