You can get a similar effect on top of any file system that supports hard links with rdfind ( https://rdfind.pauldreik.se/ ) -- but it's pretty slow. The Arch wiki says: "Tools dedicated to deduplicate a Btrfs formatted partition include duperemove, bees, bedupAUR and btrfs-dedup. One may also want to merely deduplicate data on a file based level instead using e.g. rmlint, jdupesAUR or dduper-gitAUR. For an... - Source: Hacker News / 12 months ago

Rdfind is very good. It lets you do a variety of things when you find a duplicate: symlink to it, delete it etc. It's efficient in the way it looks for duplicates. Source: almost 2 years ago

You could use a deduplication tool like rdfind maybe? Source: over 2 years ago

I generally use rdfind for this purpose on Linux, when I think/know there are probably some duplicates that I could hardlink together without negative effects. Source: about 3 years ago

I see there's a lot of competition in the area, is there a comprehensive list with comparisons somewhere? Google searches suggest https://cryptoradar.co. Source: over 2 years ago

In terms of comparing rates - coin gecko works pretty well. Apps like cryptoradar and cryptolens can be useful for helping break down the rates associated with each exchange aswell (a exchange might have a good rate, but charger a marker taker fee in the end). Source: over 3 years ago