You can use these sites with ICO ratings to protect yourself from scams.

https://icobench.com
https://icorating.com
https://icodrops.com
https://www.coinhills.com
https://www.icoranker.com
https://icobazaar.com
https://tokentops.com
https://coinclarity.com
https://www.icohotlist.com
https://icotokn.com
https://icoholder.com
https://www.trackico.io
https://www.icodata.io

There is also a good article how to choose the best projects for intestments https://bitcointalk.org/index.php?topic=3752728.0