PDB to MultiGif - Web- and email-based system that creates an animated GIF from a PDB file. The structure rotates according to requested specifications.

SGML/XML at OASIS - Homepage of the SGML/XML Web Page database. A very comprehensive resource.

VRML File Creator for Chemical Structures - Translates molecules from different formats to VRML.

JChem - A Java based development tool for building portable chemical information systems.

Clip Art from Bio-Rad/Sadtler - Free Chemistry-related GIF images for use in web pages.

Marvin Applets and JavaBeans - Java application, applets, and beans for drawing and displaying chemical structures.

JavaScript Periodic Table by Tim Helvey - Displays name, atomic number, electronic configuration, melting point, and boiling point.

MDL Chime - This free plug-in for both Netscape and Explorer displays 2D and 3D molecules as well as spectra inside a web page.

ChemSymphony - A components tool kit for chemistry applications on networks, supplied as JavaBeans for portability and ease of integration.

Periodic Table at the JavaScript Source - Gives name, atomic number and weight, and melting and boiling points. Freely available.