Fast implementation of the xmlrpc spec for Python with support for both blocking and non-blocking clients and servers on Windows and POSIX platforms. [Open Source, LGPL]

A CORBA 2.0 object request broker, provides a full implementation of IIOP. [Open Source, Python license]

The Python version of the OmniORB CORBA Object Request Broker. [Open Source, LGPL]

Python bindings for the ORBit CORBA Object Request Broker. [Open Source, LGPL]

Generic application framework suitable for constructing general purpose applications, distributed systems and web based services. [Open Source, QPL]

Python bindings to ORBit.

Python Remote Objects is a distributed object system written entirely in Python, and for use in Python only. It is small, simple and free. [Open Source, LGPL]

Sourceforge project that hosts the SOAP implementations SOAP.py and ZSI (Zolera SOAP Infrastructure). [Open Source, Python license]

Python implementation of the SOAP 1.1 protocol. [Open Source, BSD-like]

An XML-RPC library from PythonWare, which made its way into Python 2.2. [Open Source, BSD-like]