A small Arduino library for GSM modules, that just works
c++/java library for thread support and other useful stuff
A C++ library for AVR and NodeMCU
The C++ parallel algorithms library
MIDI for Arduino
Useful crossplatform library for distributed systems
Structure of Arrays of multiple types
Serial connection Java library
boost::thread (and C++11 threads) extensions, e.g. active object
Feedforward Neural Network writen in C++
C++ library