Algebraic Geometry Notebooks for Non-Experts
- By Aksel Sogstad. Short introductory sketch of some topics in the algebraic geometry of curves.
- http://www.sogstad.net/algnotes/

Algebraic Curves
- An overview.
- http://www.geom.uiuc.edu/docs/reference/CRC-formulas/node33.html

The Brill-Noether Project
- Aims to answer the basic questions this theory B(n,d,k) for vector bundles on algebraic curves. Welcomes contributions.
- http://www.liv.ac.uk/~newstead/bnt.html

Introduction to Algebraic Geometry
- Illustrated webnotes by Donu Arapura.
- http://www.math.purdue.edu/~dvb/algeom.html

AGATHOS - Algebraic Geometry: A Total Hypertext Online System
- An online system for learning algebraic geometry.
- http://odin.mdacc.tmc.edu/~krc/agathos/

Noncommutative Geometry and Algebra
- People, groups and publications. Compiled by Paul Smith, University of Washington.
- http://www.math.washington.edu/~smith/Research/research.html

Differential Algebraic Geometry - A Scheme-theoretic Approach
- Slides in multimedia format from a lecture by Henri Gillet at MSRI.
- http://www.msri.org/publications/ln/msri/1998/mtf/gillet/1/

The Hodge Conjecture
- A description of the conjecture by Deligne (PDF) and details of the prize offered for its resolution.
- http://www.claymath.org/prizeproblems/hodge.htm

The Cubic Surface Homepage
- Images, software, links. At the University of Mainz, Germany.
- http://enriques.mathematik.uni-mainz.de/csh/