Prime
Commercially licensed high-end bitcoin exchange software.
Advantages
Prime claims to be developed with software craftsmanship in mind. It strives for correctness, security, simplicity and source code beauty. No rush and careful engineering are considered more important than rich feature set and "time-to-market".
Estimated Time of Arrival
Prime is expected to be ready for purchase by the end of 2013.
Specification
Prime specification draft is a work in progress.
History
Development started on April 17, 2013.