Online on January 8, 2018
Improvement:
1. Modified a bug that frequently shows warning messages.
2. The parameter input of water depth and laybarge longitudinal inclination is added to the optimum parameter selection interface to simulate the dynamic process of pipe laying.

Online on July 15, 2016
Improvement:
1. Improved interface apperance.
2. Fixed a bug that the system hot key Ctrl + C and Ctrl + V are invalid.
3. Improved compatibility with OFFPIPE 3.

Online on April 17, 2015
Improvement:
1. Improved compatibility in Windows 7.
2. Apperance adjusted slightly.

Online on June 1, 2014
Improvement:
1. Added a input box for minimum separation of the stinger tip roller (for allowance of dynamic analysis).

Online on February 12, 2014
Improvement:
1. Significantly improved the software interface and appearance.

Online on October 21, 2013
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.8 makes.
2. Added some parameters for pipe-in-pipe in project parameter interface.

Online on June 8, 2013
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.7 makes.
2. Fixed a bug about "Save as OFFPIPE Input File" which may cause many decimal places showed.
3. In last version, when read/save laybarge model in "Laybarge Model" interface, the laybarge model name in "Project Parameters" interface will not change correspondingly, version 1.0.8 fixed this bug.
4. In last version, "Precision" value in "Laybarge Model" can not be changed manually actually. Version 1.0.8 fixed this bug by adding a "Auto" checkbox which allows users to input "Precision" value manually by unchecking the "Auto" checkbox.

Online on September 26, 2012
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.6 makes.

Online on August 1, 2012
Improvement:
1. Improved some calculation method to increase speed and stability of FEM calculation.
2. Fixed some small bugs about OFFPIPE input file generation.

Online on December 27, 2011
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.5 makes.
2. Added function of considering roller length.
3. Added a coating input.
4. Added WEIG, SUBM and interia moment input.
5. Fixed several little bugs.

Online on November 4, 2011
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.4 makes.
2. Fixed some bugs which may cause program collapse.

Online on October 14, 2011
Improvement:
1. Added all the corresponding changes Stinger Builder 1.0.3 makes.
2. Deleted all the pictures show in layberge model window.
3. Corrected the bug that the program will collapse when tension is too small.
4. Clear the show chart when no result can be generated.
5. Fixed a bug about array initialization, which causes error when run calculation for multi-times.
6. Fixed a bug about filtered OFFPIPE file path, which causes fault when filter OFFPIPE file.

Online on September 22, 2011
Improvement:
1. Start logo added.
2. Added all the corresponding changes Stinger Builder 1.0.2 makes.
3. Reduced the exe file volume.

Online on June 17, 2011
Improvement:
1. Help chm file added.
2. Nonlinear analysis is invalid for local calculation core.
3. Input boxes about OFFPIPE disappears when local core selected.
4. Corrected the unit instruction in laybarge and stinger model window.
5. Added all the corresponding changes Stinger Builder 1.0.1 makes.

Online on May 6, 2011