The official web site for C Code Run's DarkHelp is http://www.ccoderun.ca/.
This documentation is available here:
Source code for DarkHelp is available at https://github.com/stephanecharette/DarkHelp/.
DarkHelp contains the following:
I recommend the Hank.ai fork of Darknet, available at https://github.com/hank-ai/darknet.
There are 2 other popular repos for Darknet, by Joseph Redmon and Alexey Bochkovskiy. However, both of those have been abandoned for several years. Please use the Hank.ai fork instead.