# CTGAN vs DataSynthesizer

| Attribute | CTGAN | DataSynthesizer |
|---|---|---|
| **Vioscale score** | 37.9 (39% (low)) | 43.3 (23% (low)) |
| activity.commits_last_30d | 3 | 0 |
| adoption.dependent_repos | 29 | 2 |
| adoption.github_stars | 1,562 | 276 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | An open-source tool that learns patterns from real single-table datasets and generates high-quality synthetic data with preserved statistical properties, built on generative adversarial network architecture. | An open-source Python library that creates synthetic datasets mimicking the statistical properties of real data while applying differential privacy to protect sensitive information. It enables collaboration between data scientists and data owners. |
| features.capabilities | `{"deployment":"self_host","open_source":true,"industry_focus":"horizontal","generation_method":"GAN","fidelity_utility_reporting":true}` | `{"deployment":"self_host","open_source":true,"pricing_model":"open_source","industry_focus":"horizontal","generation_method":"statistical/copula","differential_privacy":true}` |
| integrations.count | 2 | - |
| integrations.list | `[{"name":"SDV ecosystem"},{"name":"Python packages"}]` | - |
| language.primary | Python | HTML |
| license.spdx | - | MIT |
| platform.support | `{"cli":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-21T11:03:52.074Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-21T10:58:39.675Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | 70 | - |
| release.history | `[{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.12.1","date":"2026-02-13T03:09:04Z","type":"stable","version":"v0.12.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.12.0","date":"2026-01-27T21:27:45Z","type":"stable","version":"v0.12.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.11.1","date":"2025-10-30T21:27:27Z","type":"stable","version":"v0.11.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.11.0","date":"2025-02-26T20:06:21Z","type":"stable","version":"v0.11.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.10.2","date":"2024-10-22T15:46:16Z","type":"stable","version":"v0.10.2"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.10.1","date":"2024-05-13T15:40:02Z","type":"stable","version":"v0.10.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.10.0","date":"2024-04-11T20:29:56Z","type":"stable","version":"v0.10.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.9.1","date":"2024-03-14T15:07:37Z","type":"stable","version":"v0.9.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.9.0","date":"2024-02-13T21:29:13Z","type":"stable","version":"v0.9.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.8.0","date":"2023-11-13T18:57:49Z","type":"stable","version":"v0.8.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.5","date":"2023-10-05T21:42:57Z","type":"stable","version":"v0.7.5"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.4","date":"2023-07-27T18:09:51Z","type":"stable","version":"v0.7.4"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.3","date":"2023-05-25T18:59:45Z","type":"stable","version":"v0.7.3"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.2","date":"2023-05-09T17:54:18Z","type":"stable","version":"v0.7.2"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.1","date":"2023-02-23T22:28:31Z","type":"stable","version":"v0.7.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.7.0","date":"2023-01-20T22:24:40Z","type":"stable","version":"v0.7.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.6.0","date":"2022-10-07T17:31:56Z","type":"stable","version":"v0.6.0"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.5.2","date":"2022-08-19T03:12:10Z","type":"stable","version":"v0.5.2"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.5.1","date":"2022-02-25T20:53:38Z","type":"stable","version":"v0.5.1"},{"url":"https://github.com/sdv-dev/CTGAN/releases/tag/v0.5.0","date":"2021-11-18T21:42:32Z","type":"stable","version":"v0.5.0"}]` | - |
| security.scorecard | 4.5 | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=ctgan&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=datasynthesizer&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Synthetic Data)

| Capability | CTGAN | DataSynthesizer |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Generation method | GAN | Statistical/copula |
| Relational integrity | - | - |
| Differential privacy | - | ✓ |
| Privacy risk scoring | - | - |
| Fidelity utility reporting | ✓ | - |
| Masking included | - | - |
| Deployment | Self host | Self host |
| Open source | ✓ | ✓ |
| Ci cd integration | - | - |
| Industry focus | Horizontal | Horizontal |
| SOC2 | - | - |
| HIPAA available | - | - |
| Pricing model | - | Open source |

*Source: Vioscale. Generated 2026-09-01T16:39:44.595Z. "-" = undocumented, not absent.*