A file browser extension Browse your files as you would on Windows Explorer or Konqueror. Copy your files from one directory to another. Split the view to 2,3,4... as many panes as you like. Easily preview Audio/Video, Documents,PDF and image files. For more information, features and known problems visit http://firefly.mozdev.org
![Firefly – Get this Extension for 🦊 Firefox (ja)](https://cdn-ak-scissors.b.st-hatena.com/image/square/94ef996d0dec8fcf1a50581ecc798d45a3bc1a33/height=288;version=1;width=512/https%3A%2F%2Faddons.cdn.mozilla.net%2Fuser-media%2Fpreviews%2Ffull%2F22%2F22990.png%3Fmodified%3D1530208094)