The SPARKL® Developer Console Manage and test your SPARKL resources in the Developer Console, the SPARKL graphical user interface. Overview The views and functionalities of the Developer Console are available from four different modes. To select a mode, click its icon on the Mode panel - the vertical panel on the left of the Developer Console. Using the Developer Console Besides the basic functionalities such as logging in and out, the Developer Console provides different functionalities in each of its modes. For example, manage your configuration components in Browser mode, or view system logs in Nodes mode if you have admin rights.