How to download and setup OpenTK-PathTracer
Open terminal and run command
                                            git clone https://github.com/BoyBaykiller/OpenTK-PathTracer.git
                                        
                                        git clone is used to create a copy or clone of OpenTK-PathTracer repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with OpenTK-PathTracer https://github.com/BoyBaykiller/OpenTK-PathTracer/archive/master.zip
Or simply clone OpenTK-PathTracer with SSH
                                            [email protected]:BoyBaykiller/OpenTK-PathTracer.git                                    
                                    If you have some problems with OpenTK-PathTracer
You may open issue on OpenTK-PathTracer support forum (system) here: https://github.com/BoyBaykiller/OpenTK-PathTracer/issuesSimilar to OpenTK-PathTracer repositories
Here you may see OpenTK-PathTracer alternatives and analogs
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