What is rsync?
Open-source command-line tool that synchronizes files between computers or locations using efficient delta transfer, available across Linux, BSD, macOS, and other Unix-like systems.
rsync pricing
Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.
Free and open source (GNU GPL)
Open Source
FreeFreely available under GNU General Public License
What rsync does
The capabilities that matter for file sync, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Deployment model
- Self hosted
- Peer to peer p2p network routing
- -
- Client server architecture cloud host
- -
- Block level delta sync transfer speed
- ✓
- Self hosted linux docker deployment
- -
- Synology qnap nas hardware integration
- -
- Aws s3 azure blob external mounts
- -
- Active directory ldap identity sync
- -
- Version history and conflict resolution
- -
- End to end encryption keys in transit
- -
- SOC2 type ii
- -
- ISO 27001
- -
- Pricing model
- Free open source
Platform & deployment
Independently observed- CLI
- macOS
- Linux
- Android
- Windows
- Self-hosted
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
rsync FAQ
Common questions about rsync, answered from independent, dated evidence.
What is rsync?
An open source command-line tool for efficiently synchronizing files and directories between systems. It uses the rsync algorithm to send only differences rather than complete copies, supporting multiple transport protocols (SSH, rsh, direct sockets) and can operate as both a client and server. It is indexed under File Sync.
Source: https://rsync.samba.org
Is rsync free to use?
rsync is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.
Source: https://rsync.samba.org
What platforms does rsync support?
rsync supports Windows, macOS, Linux, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://rsync.samba.org
rsync alternatives
Other file sync we track, ranked by the same independent score.
- RcloneA command-line tool for synchronizing files and directories across cloud storage serviceshigh · 78%
- Syncthingmedium · 58%
- SeafileOpen-source self-hosted storage with privacy, file syncing, and team collaborationlow · 16%
- ownCloudSelf-hostable platform for synchronizing and sharing files across an organizationlow · 26%
- NextcloudA self-hosted platform for file storage, sync, and team collaboration across deviceslow · 21%
- Pydio CellsA self-hosted, open-source platform for secure document sharing and team collaborationhigh · 75%
Compare rsync
Side by side against other file sync, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for rsync, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Development activity | 46 | 0.09 | 4.3 | ✓ |
| Release cadence | 83 | 0.05 | 4.3 | ✓ |
| Dependent projects | 41 | 0.06 | 2.5 | ✓ |
| Capabilities | 29 | 0.07 | 2.0 | ✓ |
| Stars | 70 | 0.03 | 1.8 | ✓ |
| Integrations | 0 | 0.08 | 0.0 | - |
| Security posture | 5 | 0.06 | 0.0 | - |
| Package downloads | 0 | 0.14 | 0.0 | - |
| Security score | 0 | 0.04 | 0.0 | - |
| Developer Q&A activity | 0 | 0.06 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 27 | mediumsource · 2026-10-14 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 3 items | mediumsource · 2026-09-10 · 60% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Pricing model: free_open_source · Deployment model: self_hosted · Block level delta sync transfer speed: Yes | mediumsource · 2026-10-14 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | C | highsource · 2026-10-14 · 90% |
Pricing
Release
Security
Is rsync the right choice for you?
Tell us the job, the constraints and what you weigh most, and we will rank rsync against the rest of the file sync we index, using the same dated evidence weighted your way.
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