Microsoft Visual Studio
Microsoft Visual Studio supports Microsoft programming languages. There is a commercial version that requires payment and a free community version for non-commercial purposes. It supports Microsoft C++, Python, HTML, Javascript, INTEL C++, and INTEL FORTRAN.
Code::Blocks
Code::Blocks supports C++ and FORTRAN in the mingw amd MSYS2 distributions as well as and the OPENWATCOM C/C++ and FORTRAN. It's free.
OPENWATCOM
OPENWATCOM supports its own 16 and 32 bit C++ and FORTRAN 77. It's free.
Simply Fortran
Simply Fortran has been designed from the start with GNU Fortran integration as the primary goal. Installing the development environment is as simple as downloading and running the installer; no additional download or user configuration is necessary. Supports multiple operating systems. Includes additional libraries. Free 30 day trial. Modest "one-time" version pricing.