ACM SIGACT - Special Interest Group on Algorithms and Computation Theory, the ACM special interest group for Theoretical Computer Science. Site has membership information, meetings, reports and a newsletter for members. Dictionary of Algorithms, Data Structures, and Problems - A dictionary of algorithms, algorithmic techniques, data structures, and archetypical problems, with related definitions. Many entries have links to implementations, tutorials, and bibliographical references. Pattern Matching Pointers - A collection of links for and to researchers in the subject. Combinatorial Algorithms - Course material, syllabus and notes for a course by Roger Whitney at SDSU. Algorithms Courses - Links to courses in algorithms maintained at various university computer science departments. On the Road to Algorithms - Information on algorithms such as Bubble Sort and Random Number Generation, using HTML, Java and Perl. Collected by Lam Ka Chun (Raymond). Web Data Structures and Algorithms - Lecture notes and links for a course by Godfried Toussaint. Abstract State Machines - A formal method for specifying and verifying algorithms. Tools, meetings, researchers in the area. OOPWeb Algorithms Directory - Algorithms lecture notes, courses, tutorials, references, guides and online books. Priority Queues - Electronic bibliography on priority queues (heaps). Links to downloadable reports, researchers' home pages, and software. Design and Analysis of Computer Algorithms - Lecture notes; applets and code in C, C++, and Java; links regarding books, journals, computability, quantum computing, societies and organizations. Combinatorial Algorithms - Lecture notes of a course at San Diego State University. Computer Programming Algorithms Directory - Resources that describe computer programming algorithms. Algorithms Archive - A collection including searching, sorting, tracking, mathematics and cellular automata. In English and Italian. Resources for the Analysis of Algorithms - Links to papers, conferences and other sites, maintained by Helmut Prodinger. Algorithms in the Real World - Notes for a course at Carnegie Mellon University. Analysis Of Algorithms - An initiative of attendees of the 1997 Dagstuhl seminar, these pages provide research papers, a bulletin board, and links to researchers and other resources in the field. The focus is on average case and probabilistic analysis. Problems in Analysis of Algorithms - A list of open problems with updates and solutions. Tree Automata Techniques and Applications - An evolving web text in PostScript and PDF, with related software. Softpanorama Algorithms and Data Structures - A compilation of links and background information. Stony Brook Algorithm Repository - This is a collection of implementations for 75 fundamental algorithms problems, including data structures, numerical and combinatorial algorithms, graph algorithms, and computational geometry. Implementations are available in C++, Java, Fortran, and other languages. Data Structures - Lecture notes by Steven Skiena. Algorithm Design Paradigms - A course by Paul Dunne at the University of Liverpool. Slides and notes in HTML and PS.