A comfortable and well-configurable graphical frontend for incremental backups using rsync, with a command-line version also available. Modified files are transferred, while unchanged files are linked to the new folder using rsync's hard link feature, saving storage space. Restoring is straightforward via file manager or command line.

A fast file deduplicator

The fapel-system is an adult-media organizer for Windows and Ubuntu Linux

The new kind of file manager for Windows

Enhanced version of finddupe, a duplicate file detector for Windows

Hard Link Deduplicator

A differential backup tool for MacOS and Linux.

A PowerShell module for managing hardlinks, junctions, symbolic links.

A tool to create and manage Symbolic Directory Links / Hardlinks on your Computer

Analyse 2 paths to found identical files and hard link them to save space

Rsync Backup for Linux is an effective script for regular backups using rsync.

A robust repository of my computer's environment and dotfiles

Keep all new hardlinks from a source directory safe in a target directory, where they will not be deleted if they are removed from the source dir.

This is a fork of DFHL. Use the website link to find the upstream version. This is left for those who want to use it, but I currently don't intend picking this ever up again.

DublFileNTFS + CloneFileNTFS (make hardlinks to files within one NTFS volume)

Backup solution with snapshots using hard links

DocAegis is cli tool to protect your directories from accidental termination.

List files that have hard links (Windows).

Find duplicate files and replace with hardlinks

list differences between directory trees consisting of hardlinked files