"We at Chemaxon are proud to support the future of scientific research. You can access a variety of our solutions free or at a significant discount if you study or work in academia."
Research License -- "Free, annual license key that cannot be deployed on server, and cannot be shared -- 1 year license key for one individual to support thesis work or research project. The key is free, but you will need to provide contributions" -- MarvinSketch (including MolConvert, phys-chem calculations for a single compound, Structure Checker and name - structure conversion), JChem for Office Lite, Instant JChem Standard (without visualization)
Zosimos -- "No license, free practicing with public quizzes and monthly subscription for homework and assessment assignments."
ACD/ChemSketch Freeware is a drawing package that allows you to draw chemical structures including organics, organometallics, polymers, and Markush structures. It also includes features such as calculation of molecular properties (e.g., molecular weight, density, molar refractivity etc.), 2D and 3D structure cleaning and viewing, functionality for naming structures (fewer than 50 atoms and 3 rings), and prediction of logP.
**DOWNLOAD THIS RESOURCE IF YOU ARE A MICROSOFT USER**