WebOb provides objects for HTTP requests and responses. Specifically it does this by wrapping the WSGI request environment and response status/headers/app_iter(body).

Spawning is a wsgi server which supports multiple processes, multiple threads, non-blocking HTTP io, and automatic graceful upgrading of code.

Commentary is a commenting system written by Ian Bicking.

It is initially intended to facilitate feedback on project documentation, allowing anonymous submitters to add notes to documentation

Deliverance is a lightweight program that applies a theme to content according to a set of rules.It provides a quick and simple way to re-brand content from any mainstream content provider or technology.

This wraps any WSGI application and makes it easy to send test requests to that application, without starting up an HTTP server.

One immediate use of scotch is as a recording HTTP proxy: you can record, save, and play back arbitrary Web traffic.