3rd Party Tools I use:

ConfigMgr Client Health

This i a tool created by myself that I use to make sure the SCCM client always healthy. It detects if the client is broken and automaticalyl fixes it if it is.

Website: https://www.andersrodland.com/configmgr-client-health/

PowerShell App Deploy Toolkit

This is a great tool that I use for complex deployments.
Website: http://psappdeploytoolkit.com/

Client Center for Configuration Manager

This fantastic tool by Roger Zander gives you much more control and management over clients managed by ConfigMgr.

sccmclictr2_small

Website: https://sccmclictr.codeplex.com/

Now Micro Right Click Tools

A brilliant right click menu to Configuration Manager. This is a required addition to all Configuration Manager installations that I manage.

Website: http://www.nowmicro.com/recast/

Uninstall Software En Masse

This script by Jason Sandy is highly recommended for any application that can be problematic to uninstall.

Website: http://home.configmgrftw.com/uninstall-software-en-masse/

OS Deployment Dashboard

This custom report gives you a very good overview of OS deployments done in Configuration Manager.

osd-dashboard

Website: http://larsenconfigmgr.blogspot.com/2016/04/os-deployment-dashboard.html

Document CM

A Powershell script that creates documentation for your Configuration Manager solution. Originally created by David O’Brien, now maintaned by Carl Webster.

Website: http://carlwebster.com/downloads/download-info/configuration-manager-2012-r2/