- basic-binary-ipc - The Basic Binary IPC system provides an interface for performing inter-process communication using IPv4 or local streams
- CL-DBUS - CL-DBUS aims to be an implementation of the popular D-BUS IPC/networking protocol
- CL-IPC - CL-IPC is an UFFI wrapper to do Unix IPC
- cl-sipc - Unix domain socket message passing for IPC in Common Lisp
- Common Lisp GTK-Server Wrapper - Common Lisp Gtk-Server Wrapper is a new way to write platform-independent gui applications in Common Lisp
- dbus - A D-Bus client library for Common Lisp
- Hunchensocket - Hunchensocket is a Common Lisp implementation of WebSockets realized as an extension to Edi Weitz' excellent Hunchentoot web server
- NET.QUADIUM.RPC-API - RPC-API is a compiler to make an RPC (generally XML-RPC) API conveniently available to clients by means of providing RPC stubs as a simple library
- Portal - Portal is a portable Common Lisp implementation of WebSockets using usocket
- PowerShell - An experiment in sending tasks to PowerShell from CL
IPC