FreeFlyer is a commercial off-the-shelf (COTS) software application for space mission design, analysis, and operations. FreeFlyer stands out as the most powerful tool of its kind by providing users with a robust scripting language for solving all types of astrodynamics problems. FreeFlyer has been independently verified and validated for flight-tested, proven accuracy, and is used for spacecraft analysis and operations by NASA, NOAA, USAF, NRO, and commercial satellite providers.

FreeFlyer offers flexible deployment options including customizable user interfaces, cross-platform support for Windows and Linux systems, and a dedicated API for integrating custom applications. Additionally, FreeFlyer-based ground systems can integrate with any 3rd party TT&C programs and external tools. It is scalable to accommodate growing and evolving mission requirements and provides an open framework to easily adapt for the automation of mission-unique functions.


No cost for eligible users.


Faculty Staff Students

FreeFlyer is available to Engineering students, faculty and staff with their myBama username and password. The College of Engineering offers support to Engineering students, faculty and staff. Contact for assistance.

Download FreeFlyer

Eligibility and Cost

Engineering students, faculty and staff are eligible to use FreeFlyer.

Software Information

Connection to the campus VPN is required to license FreeFlyer.