Files, sync and backup

What HN commenters recommend, ranked by distinct recommenders. Under each: what people praise most and the most common caveat, or the strongest quote where there is no summary yet.

1. 1.
   Syncthing · 33 recommenders · 3 warn
   Loved for KeePass sync, Device backups · Caveat Android client
2. 2.
   ZFS · 32 recommenders · 4 warn
   Loved for Snapshots & rollback, Stability · Caveat Linux integration
3. 3.
   restic · 17 recommenders
   Loved for Storage backends, Encryption · Caveat No error correction
4. 4.
   Ente · 11 recommenders · 1 warns
   Loved for Privacy, E2E encryption, Big Tech replacement · Caveat Desktop apps
5. 5.
   yazi · 9 recommenders
   Loved for Terminal toolkit fit, File browsing
6. 6.
   LocalSend · 9 recommenders · 1 warns
   Loved for Cross-platform, Reliability · Caveat App must run
7. 7.
   Cloudflare R2 · 8 recommenders
   Loved for No egress fees, Cloudflare integration · Caveat European alternatives
8. 8.
   Rrsync.net · 8 recommenders
   Loved for Borg backups, Long-term satisfaction · Caveat Minimum order
9. 9.
   BorgBackup · 7 recommenders
   Loved for Remote storage, Deduplication · Caveat Synology support
10. 10.
    Garage · 7 recommenders · 2 warn
    Loved for MinIO alternative, Multi-node design · Caveat No GUI
11. 11.
    TTime Machine · 7 recommenders · 6 warn
    Loved for Full restores, Easy setup · Caveat Silent failure
12. 12.
    Amazon S3 · 6 recommenders
    Loved for Static site hosting, Core storage primitive · Caveat Egress and cost
13. 13.
    Arq · 6 recommenders
    Loved for Storage choice, Encryption · Caveat Cross-platform setups
14. 14.
    Backblaze · 6 recommenders · 11 warn
    Loved for Low cost, Off-site layer · Caveat Silent exclusions
15. 15.
    Total Commander · 5 recommenders
    Loved for Daily driver, Two-pane workflow · Caveat Paid license
16. 16.
    Kopia · 5 recommenders
    Loved for S3-compatible backends, Reliability · Caveat Weaker CLI
17. 17.
    SuperDuper · 5 recommenders
    Loved for Reliability, Bootable backups · Caveat No hourly backups
18. 18.
    Versity GW · 5 recommenders · 1 warns
    Loved for Folder backend, MinIO replacement · Caveat ZFS sync IO
19. 19.
    Silo · 4 recommenders
    I had a minio instance that was replaced flawlessly with silo. This is an excellent project
20. 20.
    croc · 4 recommenders · 1 warns
    now I use croc of getcroc.com for almost everything.
21. 21.
    RustFS · 4 recommenders · 1 warns
    We use RustFS in a production system with no issues.
22. 22.
    FFinder · 4 recommenders · 13 warn
    I've really struggled with file managers that are not Finder.
23. 23.
    Double Commander · 3 recommenders
    I suggest its clone, Double Commander. Does everything as TC, supports its plugins and is cross platform and open source.
24. 24.
    Dolphin · 3 recommenders
    Dolphin is a rare example for really smart development.
25. 25.
    SeaweedFS · 3 recommenders · 1 warns
    I'm pretty happy with Seaweed, running that on prem, rock solid so far.
26. 26.
    Parachute Backup · 3 recommenders
    I use Parachute Backup to keep a local copy of my iCloud files and photos on an external drive.
27. 27.
    Seedvault · 3 recommenders
    I use local seedvault backup and then sync via round sync daily trigger to my Nextcloud WebDav Server
28. 28.
    FolderSync · 3 recommenders
    the amazing Android FolderSync app that I used for realtime synchronization for several years without a single issue
29. 29.
    IPFS · 3 recommenders · 2 warn
    IPFS however is much more featureful than that. It allows to build decentralized distributed (serverless) websites and services
30. 30.
    MinIO · 3 recommenders · 7 warn
    I only used MinIO briefly in the past, but it was good/worked