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byosynch

Continuous two-way file sync over SSH for Mac and Linux

Details

External ID
1248776
Source
PH
Company
—
Product
byosynch
Website domain
producthunt.com
Launched
Sept. 13, 2026
Cohort
—
Upvotes
1
Upvotes percentile
0.30815693820825313
Tags
Linux, Mac, Privacy
Fetched at
Sept. 15, 2026, 1:02 a.m.
Updated at
Sept. 15, 2026, 1:02 a.m.

Description

Automatic two-way file sync for Mac and Linux using SSH storage you control. Files move directly between your devices and storage; SSH private keys stay on-device. Conflicting edits keep both versions. Bring your own storage. US-only.

Enrichment

Theme
file transfer and sharing tools
Vertical
Horizontal
Function
Dev tools
Audience
Developer
AI stance
Not AI
Project type
Hobby / open-source project
Normalized one-liner
two-way ssh file sync tool for developers
Manually corrected
False

Could you build this?

No Building a reliable two-way file synchronization engine that operates safely over SSH requires deep systems-level programming and complex distributed state management to prevent data corruption.

What it would actually take: A production version requires a systems language like Rust or Go interfacing directly with OS filesystem monitoring APIs (FSEvents on macOS, inotify on Linux). It needs a robust bidirectional reconciliation algorithm (similar to Unison or Syncthing) using content hashing, block-level delta transfers (librsync), atomic file operations, and lock management over SSH/SFTP. Deep expertise in concurrency, network failure recovery, and filesystem race conditions is essential.

Competitors

Other products that read as similar to this one — 179 launches clear the similarity bar, closest 8 shown.

Attention rank: #113 of 180 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).

Launched 316 days after the earliest competitor.

Other launches for this product

Same idea, different domain

Nobody's really built a dev tools tool for Sales yet.