CMakeezer

asio

Asio C++ Library

asyncplusplus

Async++ concurrency framework for C++11

atria

A toolkit for modern C++ development

CLUE

C++ Lightweight Utility Extensions

cmcstl2

An implementation of C++ Extensions for Ranges

continuable

C++14 asynchronous allocation aware futures (supporting then, exception handling, coroutines and connections)

cpp_redis

C++11 Lightweight Redis client: async, thread-safe, no dependency, pipelining, multi-platform.

cppJNI

A C++-Java communication framework, which aim to simplify usage of Java code in C++ code.

CppMicroServices

An OSGi-like C++ dynamic module system and service registry

cpr

C++ Requests: Curl for People, a spiritual port of Python Requests

cxx_function

Prototype for new std::function features, compatible with C++11.

dynamix

:fish_cake: A new take on polymorphism in C++

FakeIt

C++ mocking made easy. A simple yet very expressive, headers only library for c++ mocking.

FakeRepo

function2

Improved and configurable drop-in replacement to std::function that supports move only types, multiple overloads and more

gherkin-c

Gherkin parser/compiler in C

gherkin-cpp

googletest

Google Test

GSL

Guidelines Support Library

GUnit

GUnit - Google.Test/Google.Mock/Cucumber on steroids

immer

Postmodern immutable and persistent data structures for C++

json

JSON for Modern C++

lambda

λ → C++ library for functional programming

libev

libev is a high-performance event loop/event model with lots of features.

libtins

High-level, multiplatform C++ network packet sniffing and crafting library.

mongoose

Embedded web server for C/C++

piecewise

A C++14/C++17 library for compile-time dependency injection, with perfect forwarding and explicit error handling

polymorphic_value

A polymorphic value-type for C++

rapidjson

A fast JSON parser/generator for C++ with both SAX/DOM style API

zlib

A massively spiffy yet delicately unobtrusive compression library.