If you like File Navigator - don't hesitate to spend an amount of your choice. And vote for it at the above mentioned Facebook Fan Page.
The File Navigator is a sidebar plugin that allows browsing through the OS file system.
From the sidebar you can
open, delete, copy and paste files/folders
drag & drop files between the File Navigator and Notes documents
it allows access to network folders
zip and unzip functionality
and much more
The project is kindly supported by YourKit. YourKit supports open source projects with it's full featured Java Profiler.
YourKit, LLC is the creator of innovative and intelligent tools for profiling Java and .NET applications. Take a look at YourKit's leading software products: YourKit Java Profiler and YourKit .NET Profiler.