I’m partial, but I like this tool.
Category: Video
AISC C Coefficient for Bolt Groups using Pythonista Nov 2017
NOTE: Video format changed to MP4.
AISC C Coefficient for Bolt Groups (with video) Nov 2017
Replaces 48 pages of design tables in the AISC Manual. Allows any: bolt quantity or row spacing or column spacing or rotation No manual interpolation required. Karl Hoitsma, P.E. (khoitsma)
PyXLL Programmable Data Validation Nov 2017
… continued from PyXLL Dictionaries (earlier post)
Using AISC Properties Oct 2017
Examples
AISC Properties in Excel: Almost Magic Oct 2017
Just add calculations!