What's new (heaps of things since 1.8.1): http://www.pygame.org/whatsnew.shtml

Summary of changes:
  - many, many fixes and improvements. The largest amount of changes has gone into this release than any other pygame release.
  - bug fixes for backwards compatibility issues introduced in pygame 1.8.x series. old games like solarwolf and libraries like PGU work again.
  - experimental camera webcam module (still in development).
  - experimental midi module based on portmidi and pyportmidi (99% complete).
  - experimental gfxdraw module based on SDL_gfx (including AA circles, textured polygons and other goodness).
  - python3, and python3.1 support mostly completed. Some modules still remain to be completed - but mostly it's working.
  - nokia mobile phone s60 support.
  - improved OSX support (dropped pyobjc dependency, improved installer, sysfont now works on OSX).
  - pygame.examples + pygame.tests included with pygame. This makes testing easier, and also makes learning pygame more fun and easy.
  - cleanup of examples, and addition of new examples.
  - new tools to aid in development of pygame itself, better compilation documentation.
  - py2app, and py2exe support improved.


Files are up on the download page.