BioEdit - Biological sequence alignment editor
ChemDraw - ChemDraw - The Gold Standard for Chemical Structure Drawing and Research Publications.
UGENE - UGENE is free open-source cross-platform bioinformatics software
ACD/ChemSketch - ACD/ChemSketch for personal and academic use brings the power of our structure drawing package to your home computer.
DNADynamo - DNA analysis, cloning and sequencing software
ChemDoodle - Chemical drawing and publishing software for desktop, web and mobile. Affordable and used by thousands of scientists around the world. Free trial available for immediate download.