» All Thermodynamics
from HyperPhysics portal. This is rather a comprehensive online physics handbook containing "Thermodynamics" chapter. Site has a handle navigation, good illustrations, and very detail content.
» Internal Combustion Engines Web Site
Thermodynamics and heat transfer in Internal combustion engine. Applets are used to perform simple calculations. Developed at Colorado State University.
» The Expert System For Thermodynamics
TEST is a visual environment to solve thermodynamics problems, pursue what-if scenarios and perform numerical experiments.
» The Second Law of Thermodynamics
A qualitative introduction to the second law and entropy written for beginners in chemistry but useful for physics students too. Explains relationship with Murphy's Law.
» Thermo Fluids Engineering
web page of the division of the Eindhoven University of Technology which study processes where fluid flows and heat transfer play a prominent role.
» Thermodynamics and Its Applications
Companion site to the textbook by J. W. Tester and M. Modell, includes answers to selected problems and current errata.