Here is xprog v5.74 v5.70 v5.60 v5.55 v5.51 v5.50 v6.12 software download on Mega, with Xprog user manual.
Part 1: FREE xprog m software download
Xprog 5.51 download:
https://mega.nz/#!9HRy1ThC!T3no6RRU8-LOGq2U7penvHtwMlwliPR8VoBQoHf9j58
Xprog 5.55 software download:
Pass:!qT39OiwNKIW9t1dnwXEY3HhoGMR7h3uebwg2-USEe8Y
Xprog 5.6 download on Mega:
pass: go to http://mhhauto.com/Thread-in-a-need-to-Xprog-5-6-XProgDesktop for passwords
Xprog 5.74 download free:
https://mega.nz/#!vUknWAaZ!VwXXnaREXg4oRFRUYkvmPpkdEyj6ILX4hiEL3obYhMg
https://mega.nz/#!PQUzGAKI!LuBfkREVI9vnjPtPKlhdjbv6welC8GkHoZM4Bm9wois
Xprog V6.12 download free:
https://drive.google.com/open?id=1kJQot_4d_m3i4RlFCW00Nh9O3dZbgm4L
NOTE: xprog software above is shared by diy users on auto diagnostic forums; never tested by professionals. So, some may be with high risk. Good luck!
Part 2: Xprog software tested, 100% safe to use
2017 XPROG V5.70:
http://www.obdii365.com/wholesale/v570-xprog-m-ecu-programmer.html
XPROG 5.60:
http://www.obdii365.com/wholesale/xprog-m-v560-ecu-programmer.html
(hottest) XPROG-M V5.55:
http://www.obdii365.com/wholesale/xprog-m-programmer-dongle-cas-decryption.html
X-PROG Box 5.50:
http://www.obdii365.com/wholesale/x-prog-box-ecu-programmer.html
Xprog m 6.12
https://www.obdii365.com/wholesale/v6-12-xprog-m-ecu-programmer.html
IMPORTANT NOTE: all xprog programmers in part 2 is tested by experienced professionals/technicians working for auto diagnostics for many years. So, definitely working perfectly, safe with security.
Part 3: 2017 xprog m programmer user manual
CarProg vs. Xprog-m vs. UPA USB vs. FGTech v54
http://blog.obdii365.com/2016/08/18/carprog-vs-xprog-vs-upa-usb-vs-fgtech/
VVDI Prog vs. Xprog vs.R280, which best?
http://blog.obdii365.com/2017/02/15/bmw-cas4-5m48h-read-write-vvdi-prog-xprog-r280/
How to install xprog 5.70 windows 7 64bit?
http://blog.obdii365.com/2016/12/01/install-xprog-v5-70-on-win7-64-bit-step-by-step/
How to use xprog for dead FRM3 on BMW R56?
http://blog.obdii365.com/2016/10/12/xprog-winkfp-fix-dead-frm3-on-bmw-r56/
How to use xprog m to recover FRM on BMW E84?
http://blog.obdii365.com/2016/10/10/xprog-ncs-expert-recover-frm-on-bmw-e84/
for more xprog programmer user guides, please go to http://blog.obdii365.com/
Enjoy!