File Tree is a multiplatform Kotlin based software for files and directories viewing.

Main features:

• FTP servers browsing support (File -> Open FTP address)
• Text files, images and ZIP/JAR archives content preview
• File extension filtering
  
• Show hidden files
• Open files
  

Building File Tree requires JDK and Kotlin.
To build executable jar file navigate to the project root directory and run command:

gradle clean build

To run File Tree build it from source code and run following command in the terminal:

java -jar build/libs/FileTree-1.0.jar

To run tests:
gradle test