# jOOQ vs Sequelize

**Leader by Vioscale score:** Sequelize

| Attribute | jOOQ | Sequelize |
|---|---|---|
| **Vioscale score** | 60.3 (39% (low)) | 73.7 (72% (medium)) |
| activity.commits_last_30d | 19 | 7 |
| adoption.dependent_repos | 4,667 | 193,226 |
| adoption.github_stars | 6,777 | 30,377 |
| adoption.package_downloads_weekly | - | 2,842,247 |
| deployment.options | - | `{"self_hosted":true}` |
| description.long | jOOQ creates Java code based on your database structure, enabling developers to write SQL queries with compile-time type checking. It supports multiple database backends and abstracts SQL dialect differences while preserving direct control over SQL generation. | Sequelize is an ORM that bridges JavaScript and TypeScript applications with multiple relational databases including PostgreSQL, MySQL, MariaDB, SQLite, Oracle, SQL Server, Snowflake, and DB2. It provides declarative schema modeling, relationship definitions, transaction support, and flexible data loading strategies. |
| features.capabilities | `{"raw_sql":true,"multi_db":true,"languages":"Java","relations":true,"migrations":false,"studio_gui":false,"schema_first":true,"type_safe_queries":true,"connection_pooling":false}` | `{"multi_db":true,"languages":"JavaScript, TypeScript","relations":true,"migrations":true,"schema_first":true,"type_safe_queries":true}` |
| language.primary | Java | TypeScript |
| license.spdx | - | MIT |
| market.availability | `{"hqCountry":"CH","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | - | `{"cli":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Open Source","summary":"Free unlimited use","features":["Support for ClickHouse, Derby, DuckDB, Firebird, H2, HSQLDB, MariaDB, MySQL, PostgreSQL, SQLite, Trino, YugabyteDB"],"components":[{"kind":"fixed","amount":0,"period":"year","currency":"EUR"}],"description":"Unlimited use for open source database support","contactSales":false},{"free":false,"name":"Professional","summary":"€99/developer workstation/year","features":["Ongoing maintenance and support","Oracle Express Edition 18c+","SQL Server Express Edition 2012+","Microsoft Access 2013+"],"commitment":"annual","components":[{"kind":"per_unit","unit":"developer workstation","amount":99,"period":"year","currency":"EUR"}],"description":"For small to medium companies supporting Oracle, SQL Server, MS Access","contactSales":false},{"free":false,"name":"Professional Plus","summary":"€399/developer workstation/year","features":["Advanced jOOQ features","Versioned RDBMS support","Versioned Java support","Premium support"],"commitment":"annual","components":[{"kind":"per_unit","unit":"developer workstation","amount":399,"period":"year","currency":"EUR"}],"description":"Advanced features with versioned RDBMS and Java support","contactSales":false},{"free":false,"name":"Enterprise","summary":"€799/developer workstation/year","features":["Premium support","Amazon Redshift, Aurora, Azure SQL, CockroachDB, BigQuery, Databricks, DB2, Exasol, HANA, Informix, Snowflake, Spanner, Sybase, Teradata, Vertica"],"commitment":"annual","components":[{"kind":"per_unit","unit":"developer workstation","amount":799,"period":"year","currency":"EUR"}],"description":"Premium support for large companies with extensive enterprise database support","contactSales":false}],"summary":"From €99/developer workstation/year. Free open source edition. 30-day free trials. Monthly and unlimited pricing available.","currency":"EUR","freeTier":true,"sourceUrl":"https://www.jooq.org","retrievedAt":"2026-08-14T08:33:44.761Z","freeTrialDays":30,"startingPrice":{"amount":99,"period":"month","currency":"EUR"},"billingPeriods":["month","year"]}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://sequelize.org","retrievedAt":"2026-08-14T21:37:06.541Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | commercial |
| pricing.price_level | high | free |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 20 |
| release.history | `[{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.7","date":"2026-08-04T13:24:23Z","type":"stable","version":"version-3.21.7"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.18","date":"2026-08-04T13:25:01Z","type":"stable","version":"version-3.20.18"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.37","date":"2026-08-04T13:25:34Z","type":"stable","version":"version-3.19.37"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.6","date":"2026-06-15T15:29:34Z","type":"stable","version":"version-3.21.6"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.17","date":"2026-06-15T15:29:58Z","type":"stable","version":"version-3.20.17"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.36","date":"2026-06-15T15:30:40Z","type":"stable","version":"version-3.19.36"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.5","date":"2026-06-04T13:27:30Z","type":"stable","version":"version-3.21.5"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.16","date":"2026-06-04T13:28:44Z","type":"stable","version":"version-3.20.16"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.35","date":"2026-06-04T13:29:14Z","type":"stable","version":"version-3.19.35"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.4","date":"2026-05-12T13:26:03Z","type":"stable","version":"version-3.21.4"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.15","date":"2026-05-12T13:26:29Z","type":"stable","version":"version-3.20.15"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.34","date":"2026-05-12T13:26:57Z","type":"stable","version":"version-3.19.34"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.3","date":"2026-05-05T11:06:10Z","type":"stable","version":"version-3.21.3"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.14","date":"2026-05-05T11:06:40Z","type":"stable","version":"version-3.20.14"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.33","date":"2026-05-05T11:07:07Z","type":"stable","version":"version-3.19.33"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.2","date":"2026-04-16T13:50:07Z","type":"stable","version":"version-3.21.2"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.13","date":"2026-04-16T13:50:38Z","type":"stable","version":"version-3.20.13"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.32","date":"2026-04-16T13:51:05Z","type":"stable","version":"version-3.19.32"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.1","date":"2026-03-26T10:29:29Z","type":"stable","version":"version-3.21.1"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.0","date":"2026-03-24T09:56:23Z","type":"stable","version":"version-3.21.0"}]` | `[{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.8","date":"2026-03-07T18:44:44Z","type":"stable","version":"v6.37.8"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.48","date":"2026-02-04T13:52:17Z","type":"prerelease","version":"v7.0.0-alpha.48"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.47","date":"2025-10-25T08:02:02Z","type":"prerelease","version":"v7.0.0-alpha.47"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.7","date":"2025-03-28T11:35:01Z","type":"stable","version":"v6.37.7"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.46","date":"2025-03-22T20:59:50Z","type":"prerelease","version":"v7.0.0-alpha.46"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.6","date":"2025-03-04T10:38:26Z","type":"stable","version":"v6.37.6"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.45","date":"2025-02-17T13:59:21Z","type":"prerelease","version":"v7.0.0-alpha.45"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.44","date":"2025-01-27T07:32:05Z","type":"prerelease","version":"v7.0.0-alpha.44"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.5","date":"2024-10-25T12:30:39Z","type":"stable","version":"v6.37.5"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.43","date":"2024-10-04T14:13:01Z","type":"prerelease","version":"v7.0.0-alpha.43"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.4","date":"2024-10-04T14:21:15Z","type":"stable","version":"v6.37.4"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.42","date":"2024-09-13T13:40:39Z","type":"prerelease","version":"v7.0.0-alpha.42"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.41","date":"2024-05-17T14:56:35Z","type":"prerelease","version":"v7.0.0-alpha.41"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.3","date":"2024-04-13T20:54:30Z","type":"stable","version":"v6.37.3"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.40","date":"2024-04-11T17:31:50Z","type":"prerelease","version":"v7.0.0-alpha.40"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.2","date":"2024-03-29T18:55:34Z","type":"stable","version":"v6.37.2"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.39","date":"2024-03-22T17:25:56Z","type":"prerelease","version":"v7.0.0-alpha.39"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.38","date":"2024-03-19T08:38:28Z","type":"prerelease","version":"v7.0.0-alpha.38"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v7.0.0-alpha.37","date":"2024-02-10T13:55:26Z","type":"prerelease","version":"v7.0.0-alpha.37"},{"url":"https://github.com/sequelize/sequelize/releases/tag/v6.37.1","date":"2024-02-18T00:44:09Z","type":"stable","version":"v6.37.1"}]` |
| security.disclosure_policy | - | yes |
| security.scorecard | 5.5 | 6.7 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.jooq%3Ajooq&per_page=100","last_12m":0,"max_severity":null}` | `{"count":19,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=sequelize&per_page=100","last_12m":2,"max_severity":"CRITICAL"}` |

## Capabilities (ORM & Database Tools)

| Capability | jOOQ | Sequelize |
|---|:--:|:--:|
| **Core** |  |  |
| Type-safe queries | ✓ | ✓ |
| Schema migrations | ✗ | ✓ |
| Relations / joins API | ✓ | ✓ |
| Languages | Java | JavaScript, TypeScript |
| **Modelling** |  |  |
| Schema-first modelling | ✓ | ✓ |
| **Flexibility** |  |  |
| Raw SQL escape hatch | ✓ | - |
| **Portability** |  |  |
| Multiple database backends | ✓ | ✓ |
| **Ops** |  |  |
| Connection pooling | ✗ | - |
| **DX** |  |  |
| Data browser / studio | ✗ | - |

*Source: Vioscale. Generated 2026-09-01T14:39:35.040Z. "-" = undocumented, not absent.*