Wikipedia
CodeXL
CodeXL (formerly AMD CodeXL) is an open source software development tool suite that includes a GPU debugger, a GPU profiler, a CPU profiler, Graphics frame analyzer and a static shader/kernel analyzer.
CodeXL has been mainly developed by AMD. With version 2.0 CodeXL was made part of GPUOpen and is free and open-source software subject to the requirements of the MIT License. no longer branded as an AMD product.