Python

All code mentioned below is in the public domain.

Tibia, an in-browser editor for webpages

DOM-based. Includes webpage grabber and uploader. All in one file, under 100k.
tibia.html

Dejavu 1.5, a Python Object-Relational Mapper

Use pure-Python queries to manipulate your MVC Model layer. Mediates multiple databases into a single interface.
This project is managed by Trac at www.aminus.net/dejavu.

Optimal syntax for Python decorators

A proposal for syntax "J2"
pydec.html

Bytecode visitors, including rewriters and decompilers.

codewalk.py

First-class Expression objects

logic.py

Generation of recurring datetime objects

recur.py

HTML Cleaning, either sanitizing or plaintext.

cleanhtml.py
test_cleanhtml.py