Android Q

The Engineering SPL is a custom SPL installed in devices intended for Android development. It has existed since before the launch of the G1 and is now available to the general public as preinstalled on the Android Dev Phone 1, the official development device sold by Brightstar Corp. This SPL, in addition to flashing signed [...]

HardSPL is a modification of the Engineering SPL by cmonex. In addition to the functionality of the Engineering SPL, HardSPL also allows NBH files to be used without matching the CID (carrier ID) check. At the current time the main benefit of this is to allow European G1s flash American NBH files and vice versa. [...]

This is the original SPL which is installed in a stock G1. It is easily distinguished by the “trademark” red-green-blue bootloader screen which appears in many HTC phones. This SPL does not support the fastboot protocol and thus will not allow the user to flash nand backup images. Use this SPL to restore your phone [...]

About SPLs
This post contains information and downloads for SPLs for the HTC Dream (aka T-Mobile G1 and ADP1). What is a SPL? The SPL, or Second Program Loader, in conjunction with the IPL comprise a device’s bootloader. Aside from bootstrapping Android, the bootloader also fulfills various diagnostic functions. One of these functions is the manipulation [...]

In order to install a theme, you first need to find a theme compatible with your ROM. For example, RC33 themes are not compatible with Cupcake themes. Hero themes are not compatible with Cupcake themes and so on. Usually, if you download a theme from here, we will indicate what ROM it is compatible with. [...]

JesusFreke has found a way to register the G1 in the initial registration screen that comes up the first time you boot the phone (or after you wipe the phone). It will allow you to register if you don’t have a sim card at all, or if you have a sim card but no data [...]

Okay, for some reason you want to unroot your phone or bring it back to stock. This is useful if you no longer like custom ROM’s or need to send your phone in for warranty purposes.
This process will take you down to a stock firmware of RC29. If you just leave the phone on, you [...]

This is the absolute beginning to modding your Android phone. You will need to gain root access (rooting your phone). You will first downgrade to RC29 in order to make other changes. Once downgraded, you will install the test keys. You can then update to a modified ROM (with root access). Finally, install a modified [...]

Android Q has officially been launched. We just installed a theme and several plugins to enhance the functionality of the site. We hope to get some nice articles up soon about Android