Library of D-optimal Designs (Popularity: ): Compiled by Jennifer Seberry. Design Resources (Popularity: ): Links to resources for design theory maintained by Peter Cameron. Design Theory Lecture notes on the Web (Popularity: ): Links compiled by Peter Cameron. Design Theory Resource Server (Popularity: ): A research project founded by the UK Engineering and Physical Sciences Research Council. Handbook of Combinatorial Designs (Popularity: ): Home page for The CRC Handbook of Combinatorial Designs. StatLib - Designs Archive (Popularity: ): With programs and algorithms for creating designs for statistical experiments. Ted Spence's Home Page (Popularity: ): Classification of Hadamard matrices and designs. La Jolla Covering Repository (Popularity: ): A database of good covering designs constructed by Dan Gordon. Library of SBIBD (Popularity: ): Compiled by Jennifer Seberry. Caps in Finite Geometries (Popularity: ): Tables and examples in PG(k-1,q) by Yves Edel. Matroid Miscellany (Popularity: ): References, sources and open problem, collected by Thomas Zaslavsky. DESIGN Package for GAP (Popularity: ): A package for classifying, partitioning and studying block designs in GAP 4.3 by Leonard H. Soicher. Free download in .tar.gz format, documentation in PDF.