https://www.smithandcrown.com/They focus mainly on Tokens but also review standalone blockchain coins as well. Their reviews seem to be original and thorough and generally provide good information and links to help you figure out what the heck these things are. And if they are worthwhile.
http://icorating.com/Lots of things here! Tabs for Future and Ongoing, as well as Past. The reviews aren't as thorough, looks like mostly just regurgitating the company lines. But it's nice seeing everything all in one place and you can burn an afternoon going through it all if you are so inclined.
https://www.coinschedule.com/Their claim is that they "only list the projects worth following and investing". So if you are lazy and want to trust them, they have narrowed things down a bit.
This is what Steemit has recommended, I think this might help you.