Alchemy is now documented exclusively using the Floss Manuals. For a detailed and visual look at how to use Alchemy, including screenshots, example drawings, and full installation instructions:

View the Alchemy Manual

We also have a Farsi manual and a Finnish Manual!

Floss Manuals are themselves free and open source. They let you view manuals online, print them out, and most importantly contribute to the manual content just like a Wiki!