Get the latest version of Google's Android platform flashed onto your Google Nexus One by following this quick tutorial. A Nexus One Android Jelly Bean port is already available, although it's not coming from Google. In further proof the Nexus One is not forgotten. I bring you Jellybean ! Home Nexus One Nexus One Android Development [ROM] [N1] Evervolv Jellybean by . Sent from my Nexus 4 using xda app-developers app. The Nexus One (codenamed HTC Passion) is an Android smartphone designed and manufactured by HTC as Google's first Nexus smartphone. The Nexus. So, I decided to upgrade this to Android Jelly Bean with hope to learn a lot during this process. First of all, please note that this is not a guide to. List of best and fast Android KitKat and JellyBean custom ROMs for HTC Google Nexus One mobile phone. Some smartphones just outright refuse to die. The HTC HD2, released in late , is the most recent example of this. It was the first. This week-end, I decided to upgrade my “old” Nexus One smartphone to the latest (and greatest) Android version ( aka Jelly Bean).