SCCM Client Tools (right now it´s Beta) is Microsoft Powershell tool, the GUI is created with SAPIEN Powershell Studio. Import Computers from SCCM collection and initiate client tasks.
Requirements:
1) SCCM 2012
2) ConfigurationManager.psd1
3) Powershell Remoting enabled in domain
4) Powershell V3+ 32bit
Download SCCM_Client_Tools_Beta