In one times I thinking that
"I wanna package manager for c++ like npm/pip for comfortable manage source code modules in my c++ projects"
In next time I found a few projects of source package manager for c++, but not like for me... so I try created wsjcpp for myself.
So... if you don't like this or it's not exactly what you search please looks like next systems by other authors:
Conan, the C / C++ Package Manager for Developers
The open source, decentralized and multi-platform package manager to create and share all your native binaries.
A Build System and Library Manager
https://github.com/vector-of-bool/dds
A C++ Package Manager based on CMake and Git.
https://github.com/sourcey/pacm
C/C++ Package Manager
Buckaroo is a package manager for C/C++. Buckaroo makes it easy to add modules to your project in a controlled and cross-platform way.
CMake driven cross-platform package manager for C/C++.
https://github.com/cpp-pm/hunter
C++ Library Manager for Windows, Linux, and MacOS
https://github.com/Microsoft/vcpkg
https://docs.microsoft.com/ru-ru/nuget/guides/native-packages
CMake module for downloading an external project's source at configure time
https://github.com/Crascit/DownloadProject
Cmake package retrieval. This can be used to download and install cmake packages.
https://github.com/pfultz2/cget
Cross platform build tool for C/C++/Obj-C/C#/CUDA/opencl
https://github.com/Dekken/maiken
C++ package repository, stable section
https://cmake.org/cmake/help/v3.7/module/ExternalProject.html
C++ Build Toolchain
Yet one... C++ Source Package Manager
https://github.com/wsjcpp/wsjcpp
If you know more please pull request to this list.
https://conference.corehard.by/
If you know more please pull request to this list.