How to download and setup partdesigner
Open terminal and run command
                                            git clone https://github.com/marian42/partdesigner.git
                                        
                                        git clone is used to create a copy or clone of partdesigner 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 partdesigner https://github.com/marian42/partdesigner/archive/master.zip
Or simply clone partdesigner with SSH
                                            [email protected]:marian42/partdesigner.git                                    
                                    If you have some problems with partdesigner
You may open issue on partdesigner support forum (system) here: https://github.com/marian42/partdesigner/issuesSimilar to partdesigner repositories
Here you may see partdesigner alternatives and analogs
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