Fortress is a command-line file explorer written in modern Fortran with fzf integration and git binds for fast staging and committing.
Shell integration is automatically set up for bash and fish.
This is free and open source software.
Features include:
- File Explorer:
- Dual-pane display inspired by Ranger/MC (parent dir 30% | current dir 70%).
- Real filesystem navigation with directory reading.
- Smart selection memory – remembers position when navigating.
- Visual hierarchy – dimmed parent pane, active current pane.
- Color-coded files:
- Directories: Blue + bold.
- Executable files: Green.
- Dotfiles: Grey.
- Regular files: White.
- Smooth scrolling – viewport follows cursor automatically.
- Fuzzy finding with fzf – press ‘s’ to search recursively and jump to files.
- CD on exit – press ‘c’ to navigate your shell to selected directory.
- Dotfiles toggle – press ‘.’ to show/hide dotfiles.
- File Operations:
- Move mode – press ‘v’ to enter move mode, navigate to destination, ‘v’ to confirm, ‘q’ to cancel.
- Rename – press ‘n’ to rename files or directories.
- Delete – press ‘r’ to remove/delete with confirmation prompt.
- Shows yellow warning for directories.
- Requires explicit ‘y’ confirmation.
- Handles both files and directories recursively.
- Open files – press ‘o’ to open with default application (respects $EDITOR/$VISUAL).
- Clipboard operations (vim-style):
- Copy – press ‘y’ to yank (copy) file/directory to clipboard.
- Cut – press ‘x’ to cut file/directory to clipboard.
- Paste – press ‘p’ to paste:
- On directory: pastes INTO that directory.
- On file: pastes NEXT TO that file (into current directory).
- On “.”: pastes into current directory.
- On “..”: pastes into parent directory.
- Copy clipboard persists for multiple pastes.
- Cut clipboard auto-clears after paste.
- Smart duplicate handling – automatically appends -1, -2, etc. if destination exists.
- USAGE.md → USAGE-1.md, USAGE-2.md, etc.
- Works with any file extension or directories.
- Works on files and directories – all operations support recursive directory handling.
Website: github.com/FortranGoingOnForty/fortress
Support:
Developer: Matthew Wolffe
License: MIT License
Fortress is written in Fortran. Learn Fortran with our recommended free books and free tutorials.
| Popular series | |
|---|---|
 | The largest compilation of the best free and open source software in the universe. Each article is supplied with a legendary ratings chart helping you to make informed decisions. |
 | Hundreds of in-depth reviews offering our unbiased and expert opinion on software. We offer helpful and impartial information. |
 | The Big List of Active Linux Distros is a large compilation of actively developed Linux distributions. |
 | Replace proprietary software with open source alternatives: Google, Microsoft, Apple, Adobe, IBM, Autodesk, Oracle, Atlassian, Corel, Cisco, Intuit, SAS, Progress, Salesforce, and Citrix |
 | Awesome Free Linux Games Tools showcases a series of tools that making gaming on Linux a more pleasurable experience. This is a new series. |
 | Machine Learning explores practical applications of machine learning and deep learning from a Linux perspective. We've written reviews of more than 40 self-hosted apps. All are free and open source. |
 | New to Linux? Read our Linux for Starters series. We start right at the basics and teach you everything you need to know to get started with Linux. |
 | Alternatives to popular CLI tools showcases essential tools that are modern replacements for core Linux utilities. |
 | Essential Linux system tools focuses on small, indispensable utilities, useful for system administrators as well as regular users. |
 | Linux utilities to maximise your productivity. Small, indispensable tools, useful for anyone running a Linux machine. |
 | Surveys popular streaming services from a Linux perspective: Amazon Music Unlimited, Myuzi, Spotify, Deezer, Tidal. |
 | Saving Money with Linux looks at how you can reduce your energy bills running Linux. |
 | Home computers became commonplace in the 1980s. Emulate home computers including the Commodore 64, Amiga, Atari ST, ZX81, Amstrad CPC, and ZX Spectrum. |
 | Now and Then examines how promising open source software fared over the years. It can be a bumpy ride. |
 | Linux at Home looks at a range of home activities where Linux can play its part, making the most of our time at home, keeping active and engaged. |
 | Linux Candy reveals the lighter side of Linux. Have some fun and escape from the daily drudgery. |
 | Getting Started with Docker helps you master Docker, a set of platform as a service products that delivers software in packages called containers. |
 | Best Free Android Apps. We showcase free Android apps that are definitely worth downloading. There's a strict eligibility criteria for inclusion in this series. |
 | These best free books accelerate your learning of every programming language. Learn a new language today! |
 | These free tutorials offer the perfect tonic to our free programming books series. |
 | Linux Around The World showcases usergroups that are relevant to Linux enthusiasts. Great ways to meet up with fellow enthusiasts. |
 | Stars and Stripes is an occasional series looking at the impact of Linux in the USA. |