You can open any subreddit http://pics.fefoo.com/#[name of subreddit] so if you want to open "aww" just type http://pics.fefoo.com/#aww in the addressbar.
The following subreddits on reddit are marked NSFW (Not Safe For Work) and you can see them on pics.fefoo.com
This is a very quick list from http://redditlist.com/nsfw formated to work with pics.fefoo.com. This list exists as way too many people were searching for "fefoo nsfw". If you are one of them now you know how to open any NSFW subreddits on pics.fefoo.com
This is the end of the list. If you want more goto http://redditlist.com/nsfw.