At a glance
| Tool | License | Mouse/KB | Clipboard | Files | Notes |
|---|---|---|---|---|---|
| ShareMouse | Paid | Yes | Yes | Yes | Nice UX, but licensed |
| Synergy | Paid | Yes | Yes | Yes | Built on Deskflow |
| Deskflow | GPLv2 | Yes | Yes | Partial | Most mature free option |
| Input Leap | GPLv2 | Yes | Yes | Partial | Living Barrier fork |
| Barrier | Open | Yes | Yes | No | Unmaintained |
| Lan Mouse | Open | Yes | No | No | Fastest/cleanest, input-only |
| ShareClick | MIT/Apache | Yes | Yes | Yes | Latency-first, best of all |
Pick a comparison
vs. Synergy
Free & open-source Synergy alternative.
vs. ShareMouse
Free forever, including at work.
vs. Barrier
A modern, maintained successor.
vs. Input Leap
Encrypted by default, with file transfer.
vs. Mouse Without Borders
The one that also works on Mac.
vs. Universal Control
Universal Control for Windows.
What we took from each
- Lan Mouse → UDP input path + active/inactive state model → lowest latency.
- Deskflow/Synergy → portable key IDs, clipboard & file transfer features.
- ShareMouse → the UX goal: drag-and-drop files should “just work”.
Download ShareClick (free)
Grab the macOS
.dmg or Windows installer from GitHub Releases.