WindowsPathEditor
                                
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                        Typo in header on GUI
The word "System" is misspelled on the GUI:

Relevant source code: https://github.com/rix0rrr/WindowsPathEditor/blob/master/WindowsPathEditor/MainWindow.xaml#L52
Screenshot of relevant source code:

I didn't open a PR because I don't have any C# development tools installed on this machine and don't want to submit an untested PR.
Someone submitted a PR on this already: https://github.com/rix0rrr/WindowsPathEditor/pull/27
Pull request #27 has been merged now.