Relyze WonderLeak - WonderLeak is a native Windows allocation profiler, designed from the ground up to be blazingly fast and handle profiling large multi threaded applications with ease.
ANTS Performance Profiler - Speed up the performance of your application with ANTS Performance Profiler, for .NET code analysis.
Xygeni.io - Secure your Software Development and Delivery
dotTrace - dotTrace helps you detect performance bottlenecks in a variety of .NET and .NET Core applications
GDIView - Displays the list of GDI resources/handles allocated by every process.
Oink - Oink is a Rails plugin and log parser to help narrow down the source(s) of increased memory usage in rails applications.