This is actually the Astrodienst.com website. Click on Extended Chart Selection, near the bottom of the page, 2nd column.
To get the midpoints, click on: Pullen/Astrolog
Then choose from the pop-up menu: Aspect/midpoint grid chart
Another easy free web-based astrology site is http://www.alabe.com
Some other great free websites:
Free Astrology Calculators
Free Ephemeris text files:
A great free astrology program aimed at Windows users:
... by Walter Pullen. Some of this program is actually used by Astrodienst in their free astrology zone.
Runs on Windows and Mac. The Mac version is for non-intel chips only (G4, G5, etc) and is only run as a command line tool. It's not the most user friendly program and takes a little time to get used to, but is very accurate and has lots and lots of features.
For reviews of many other astrology programs for sale see:
Great list of astrology app for iPhone (but not necessarily free):
Here's a collections of free, open-source astrology software:
* This article started as a follow-up to a discussion about astrology software we had in class at Carroll Righter's.