ObjectBox C and C++: super-fast database for objects and structs
A wrapper allowing C programs to use Valve's C++ Steam API (Steamworks)
A complete set of C++ Wrapper classes for SketchUp C API objects
MessagePack implementation for C and C++ / msgpack.org[C/C++]
Paho C MQTT-SN gateway and libraries for embedded systems. Paho is an Eclipse IoT project.
C/C++ code examples of my blog.
C# wrapper for Zoom Windows SDK
A library for interactive command line interfaces in modern C++
Command-Line Interface (CLI) written for C++ which you connect your application to.
theCore: C++ embedded framework
Got any useful tips about RonIovine/pshell?
... I send out a list of most interesting libraries and apps in the "C++" section to about 1100 subscribers.
Do you want it too?