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markaren/SimpleSocket

A simple cross-platform socket library for C++ (no external dependencies)

cpphttp-clientmodbus-tcpmqtt-clientsocketstcp-iptlsudpunix-domain-socketswebsocket-clientwebsocket-serverwinsock2

SimpleSocket

A simple cross-platform communication library for C++ (no external dependencies)
for education and hobby usage.

Supports:

  • UDP
  • TCP/IP
  • Unix Domain Sockets
  • WebSockets
  • HTTP fetcher
  • Modbus [TCP]
  • MQTT [TCP, WebSockets]

SimpleSocket supports TLS via openssl.
This feature is optional and can be enabled at build time and allows use of TLS for TCP/IP connections,
including Secure WebSockets (wss://), MQTT and https:// support in the HTTP fetcher.

Downstream usage with CMake FetchContent

include(FetchContent)
set(SIMPLE_SOCKET_BUILD_TESTS OFF)
set(SIMPLE_SOCKET_WITH_TLS OFF/ON)
set(SIMPLE_SOCKET_WITH_MQTT ON/OFF)
set(SIMPLE_SOCKET_WITH_MODBUS ON/OFF)
set(SIMPLE_SOCKET_WITH_MEMORY ON/OFF)
set(SIMPLE_SOCKET_WITH_WEBSOCKETS ON/OFF)
FetchContent_Declare(
        SimpleSocket
        GIT_REPOSITORY https://github.com/markaren/SimpleSocket.git
        GIT_TAG tag_or_commit_hash
)
FetchContent_MakeAvailable(SimpleSocket)

target_link_libraries(some_target PRIVATE simple_socket)

Languages

C++93.6%CMake4.8%HTML1.2%Python0.3%

Contributors

MA
MIT License
Created May 2, 2024
Updated December 21, 2025
markaren/SimpleSocket | GitHunt