The DRAGONS documentation is available on “readthedocs” at https://dragons.readthedocs.io/
DRAGONS and all its dependencies are installed with conda. Installation instruction and a lot of information about how to use DRAGONS are provided in the Recipe System User Manual.
There are a series of tutorials available on the main DRAGONS portal. They cover reduction of imaging data for each of the current facility imagers.
The code is available on github at: https://github.com/GeminiDRSoftware/DRAGONS
Request for help should be done via the Gemini Helpdesk system using the Topic “DRAGONS”.