# Resilio Sync vs Unison

**Leader by vioscaleAI score:** Unison

| Attribute | Resilio Sync | Unison |
|---|---|---|
| **vioscaleAI score** | 25.3 (72% (medium)) | 37.9 (59% (medium)) |
| activity.commits_last_30d | - | 5 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 5,528 |
| content.faq | `[{"answer":"A platform for fast file transfer and synchronization across storage systems deployed on-premises, in the cloud, and at edge networks, using peer-to-peer architecture without requiring data migration. It is indexed under File Sync.","source":"https://www.resilio.com","question":"What is Resilio Sync?","confidence":0.6},{"answer":"Resilio Sync does not publish its prices. Pricing is quoted on request, so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://www.resilio.com/request-pricing/","question":"How much does Resilio Sync cost?","confidence":0.6},{"answer":"Resilio Sync supports Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.resilio.com/request-pricing/","question":"What platforms does Resilio Sync support?","confidence":0.6},{"answer":"Yes. Resilio Sync can be deployed cloud / SaaS, hybrid, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.resilio.com","question":"Can Resilio Sync be self-hosted?","confidence":0.6},{"answer":"We have confirmed 4 integrations for Resilio Sync, including Nasuni, Microsoft Entra ID, Okta and Active Directory. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.resilio.com/request-pricing/","question":"What does Resilio Sync integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Resilio Sync. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Resilio Sync not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.resilio.com/legal/privacy/","question":"What security certifications does Resilio Sync have?","confidence":0.7},{"answer":"Resilio Sync is available worldwide. The vendor is headquartered in the United States.","source":"https://www.resilio.com/request-pricing/","question":"Where is Resilio Sync available?","confidence":0.75}]` | `[{"answer":"Unison is an open-source utility that maintains two replicas of files and directories across separate hosts or storage devices, automatically propagating non-conflicting changes while detecting conflicting updates. It works over internet connections including slow links, and allows offline access to already-synchronized data. It is indexed under File Sync.","source":"https://github.com/pricing","question":"What is Unison?","confidence":0.6},{"answer":"Unison offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://github.com/pricing","question":"Is Unison free?","confidence":0.6},{"answer":"Unison supports Windows, macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://github.com/pricing","question":"What platforms does Unison support?","confidence":0.6},{"answer":"Yes. Unison can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can Unison be self-hosted?","confidence":0.6},{"answer":"Yes. Unison is published under the GPL-3.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/bcpierce00/unison","question":"Is Unison open source?","confidence":0.95}]` |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | Enables fast, resilient data synchronization across distributed endpoints using peer-to-peer networking, with centralized management for coordinating transfers between lightweight agents deployed on various infrastructure. | Unison maintains multiple copies of files and directories on different hosts or disks, automatically propagating non-conflicting changes between replicas. It detects conflicting updates, works offline after synchronization, and runs as a user-level program without requiring kernel modifications or elevated privileges. |
| features.capabilities | `{"deployment_model":"self_hosted","peer_to_peer_p2p_network_routing":true,"active_directory_ldap_identity_sync":true}` | `{"pricing_model":"free_open_source","deployment_model":"self_hosted","peer_to_peer_p2p_network_routing":true,"self_hosted_linux_docker_deployment":true,"block_level_delta_sync_transfer_speed":true,"client_server_architecture_cloud_host":false,"version_history_and_conflict_resolution":true}` |
| integrations.count | 4 | - |
| integrations.list | `[{"name":"Nasuni"},{"name":"Microsoft Entra ID"},{"name":"Okta"},{"name":"Active Directory"}]` | - |
| language.primary | - | OCaml |
| license.spdx | - | GPL-3.0 |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"mac":true,"linux":true,"windows":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"quote","sourceUrl":"https://www.resilio.com/request-pricing/","retrievedAt":"2026-08-19T09:03:36.646Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-10-14T11:28:28.015Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | quote | open_source |
| pricing.price_level | unknown | free |
| pricing.transparent | no | yes |
| release.cadence_days | - | 132 |
| release.history | - | `[{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.54.0","date":"2026-05-01T00:33:56Z","type":"stable","version":"v2.54.0"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.8","date":"2025-11-05T00:07:47Z","type":"stable","version":"v2.53.8"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.7","date":"2024-11-05T13:41:24Z","type":"stable","version":"v2.53.7"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.6","date":"2024-11-05T00:44:16Z","type":"stable","version":"v2.53.6"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.5","date":"2024-05-07T01:32:03Z","type":"stable","version":"v2.53.5"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.4","date":"2024-02-19T17:52:38Z","type":"stable","version":"v2.53.4"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.3","date":"2023-04-28T00:28:36Z","type":"stable","version":"v2.53.3"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.2","date":"2023-03-20T17:39:53Z","type":"stable","version":"v2.53.2"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.1","date":"2023-03-19T12:42:03Z","type":"stable","version":"v2.53.1"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.53.0","date":"2022-11-07T11:34:26Z","type":"stable","version":"v2.53.0"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.52.1","date":"2022-05-08T12:26:58Z","type":"stable","version":"v2.52.1"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.52.0","date":"2022-03-12T19:12:50Z","type":"stable","version":"v2.52.0"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.51.5","date":"2021-12-18T15:51:34Z","type":"stable","version":"v2.51.5"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.51.4","date":"2021-06-24T14:50:25Z","type":"stable","version":"v2.51.4"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.51.3","date":"2020-10-21T13:15:46Z","type":"stable","version":"v2.51.3"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.51.2","date":"2018-01-27T21:19:26Z","type":"stable","version":"v2.51.2"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.48.15v4","date":"2017-12-18T12:25:51Z","type":"stable","version":"v2.48.15v4"},{"url":"https://github.com/bcpierce00/unison/releases/tag/v2.51.0","date":"2017-11-24T21:50:05Z","type":"stable","version":"v2.51.0"},{"url":"https://github.com/bcpierce00/unison/releases/tag/2.48.4","date":"2016-09-29T12:39:45Z","type":"stable","version":"2.48.4"},{"url":"https://github.com/bcpierce00/unison/releases/tag/2.48.3","date":"2016-09-29T12:37:20Z","type":"stable","version":"2.48.3"}]` |
| reliability.status_page | yes | - |
| security.gdpr | yes | - |
| security.scorecard | - | 4.7 |
| security.trust_center | - | https://github.com/security |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=openbsd&package_name=net%2Funison%2C-gui&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (File Sync)

| Capability | Resilio Sync | Unison |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Self hosted | 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 |

*Source: vioscaleAI. Generated 2026-10-16T20:59:29.562Z. "-" = undocumented, not absent.*