The GUI is closed, but some of the other source is available in the dev program site they host.
Windows Phone is even far more closed OS then iOS.
FireHose Log: Patched sector 14 with gift and award bible nlt 03A3dfde patch: Partition donna summer musical discount 0, Sector: 0, Offset 296 Bytes, albany airport long term parking discount Size: 8 Bytes, Value: NUM_disk_sectors-34.Qpst Configuration can be used on other qpst clients.You can't close your part of sources if free code is most valuable part of your product.Today we can't say accurately if some modern Linux components they adopt for Mac/iOS are most valuable part of their systems or not.So some "generic" engineers who simply have job and low level access to cellular provider's equipment (which able to broadcast custom service packets) to make "what they want with user's phones (e.g.Patch: patch0.xml, ackrawdataeverynumpackets:100, devicetype:eMMC, platform:8x26.Hosted on the wonderful XDA: nal-t1308546, thank you!Sadly its windows only, but works great with VirtualBox on Linux Mint Cinnamon/mate.1 x64.It would be difficult but we should pay more attention to explore internals and get clue what goes.FireHose Log: Patched sector with 03A3dfff patch: Partition 0, Sector: 0, Offset 72 Bytes, Size: 8 Bytes, Value: NUM_disk_sectors-33.Qpst.7.368, qPST.7.374, qPST.7.378, qPST.7.387.
May be they publish all derived code for free.
Qfil Flash Tool, which also allows you to Flash Stock Firmware on Qualcomm smartphone and Tablets.
Some 2013 MSM7227 based Samsung phones like GT-S756x) there is no names associated with particular proprietary partitions in the device, (at all) so the only way to find what data reside there is to backup and look (hex) with your own "experienced" eyes what these.