bitaddress.org is open source and has been reviewed by several developers.
Absolutely this.
- Go to
https://www.bitaddress.org - Press [Ctrl] + [S ]
- Choose the "HTML only" option
- Save the file on a USB drive and copy it to your offline computer.
I checked out this website. It looks really good. A very nice and easy way to create pretty safe cold wallets. If I get enough bitcoins, I will definitely use it.
For right now I don't have hardly any and I keep them divided between Blockchain, Coinbase, and Circle.