Dual Ribbon Preview Filer

A dual-pane Linux file manager featuring a categorized Fluent-style action
ribbon, center vertical transfer strip, and docked multi-format live preview
pane. Built as an independent open-source Linux alternative to classic
dual-pane ribbon file managers such as FileVoyager. Not affiliated with,
sponsored by, or endorsed by the FileVoyager project or its authors.

FEATURES
• Ribbon Dual-Pane + Live Preview: Five categorized action ribbon tabs
(Home, View, Archive, Compare, Tools), center vertical transfer strip
(Copy ->, <- Copy, Move ->, <- Move, Diff <->, Swap), and docked live
preview supporting images and EXIF metadata, PDF/DOCX/XLSX text, syntax-
highlighted code, hex dump, audio tags, and archive contents.
• Folder Diff + Archive Workbench: Real two-pane directory comparator with
optional SHA-256 content checks, selective Copy Only-Left/Only-Right
synchronization, CSV export, and real 7z, zip, tar.zst, tar.gz, and rar
archive creation, listing, extraction, and integrity testing.
• Ribbon Theme + Extension Rules: Customize Fluent ribbon themes, label
density, preview dock visibility, and extension open-action rules with
JSON export/import and full English and Vietnamese interface switching.

SUPPORT & DONATE
• Created by Thanh Nguyen — https://buymeacoffee.com/thanhnv128b