Nimble Commander is a free dual-pane file manager designed specifically for Mac. Optimized for efficiency, Nimble Commander provides a blazing performance and momentary user interface feedback. Offering traditional powerful dual-panel manager concepts, Nimble Commander maintains minimalist and clean UI design at the same time.

Features:
• Classic tabbed dual-pane interface with different presentation modes: traditional UI and monospaced text-based variant
• Full keyboard access with the fastest way to handle file management tasks
• Nearly instantaneous launch, small memory footprint, and blazing-fast operation
• Configurable keyboard shortcuts
• Background operations processing
• Font and color customization
• Different file panel viewing modes: short, medium, full, and wide
• Instant files searching and filtering by typing
• File editing in editors of your choice, based on file extensions
• File search by name, size, or content
• QuickLook support

Advanced Features:
• Built-in file attributes editor and file viewer with textual/hexadecimal presentation
• Showing file search results as a file panel
• Lightweight search with Spotlight
• Browsing archives (zip, tar, bz2, gz, pax, cpio, lha, ar, cab, mtree, iso, warc, rar) like folders
• Archives building
• Extended attributes modification
• Powerful batch renaming
• External tools integration
• Ability to connect to remote FTP, SFTP and WebDAV servers, Dropbox service
• System and volumes information, showing processes list as a folder
• Checksum calculation

License: Download from Mac App Store is freeware with in-app purchases available. Download from author's site is shareware trial version with a 30-day trial. See author's page for version comparisons.

Requirements:
OS X 10.11+