osFISC is single security bond calculator utility that is based on the FTlabs FISA (Fixed
Income Security Analytics) bond calculation component. It can be called from shell scripts or the command-line on Linux/Unix in order to calculate a wide range of results such as price/yield, duration, convexity, yield to maturity, yield to call, and more for a broad range of US domestic fixed income product. Markets supported include: treasury, agency, corporate, municipal, preferred, and certificates of deposit. And, support for different security types within these markets include: fixed rate, zero coupon, step-coupon, notes, bills, strips, interest at maturity, and discount securities.