Our website provides a free download of LIFBASE 2.1.1. This free program was originally developed by Jorge Luque. The following versions: 2.1 and 2.0 are the most frequently downloaded ones by the program users. The LIFBASE installer is commonly called Lifbase2.exe. The program is categorized as Education Tools.
From the developer:
LIFBASE is a free program designed to chart the spectroscopy of diatomic molecules. The program features an absolute rovibrational emission and absorption coefficients, variation of transition probabilities taking into account rovibrational wavefunctions and electronic transition moments.
You may want to check out more software, such as Trachtenberg Speed Math, SatCalc or MathMatic, which might be similar to LIFBASE.