# jOOQ vs Knex.js

**Leader by vioscaleAI score:** Knex.js

| Attribute | jOOQ | Knex.js |
|---|---|---|
| **vioscaleAI score** | 57.9 (39% (low)) | 64.1 (71% (medium)) |
| activity.commits_last_30d | 27 | 0 |
| adoption.dependent_repos | 4,667 | 94,868 |
| adoption.github_stars | 6,792 | 20,337 |
| adoption.package_downloads_weekly | - | 5,735,405 |
| content.faq | `[{"answer":"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. It is indexed under ORM & Database Tools.","source":"https://www.jooq.org","question":"What is jOOQ?","confidence":0.6},{"answer":"jOOQ offers a free tier, so you can start without paying. Paid plans start at €99 per developer workstation per year. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.jooq.org","question":"Is jOOQ free?","confidence":0.6},{"answer":"jOOQ is available worldwide. The vendor is headquartered in Switzerland.","source":"https://www.jooq.org","question":"Where is jOOQ available?","confidence":0.75}]` | `[{"answer":"An open-source Node.js package supporting nine SQL databases including PostgreSQL, MySQL, SQLite, and Oracle. Provides type-safe query building with TypeScript support, schema migrations, transaction handling with savepoints, connection pooling, and both promise and callback-based interfaces. It is indexed under ORM & Database Tools.","source":"https://knexjs.org","question":"What is Knex.js?","confidence":0.6},{"answer":"Knex.js is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://knexjs.org","question":"Is Knex.js free to use?","confidence":0.6},{"answer":"Yes. Knex.js is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/knex/knex","question":"Is Knex.js open source?","confidence":0.99}]` |
| description.long | A code generator and embedded SQL library that provides a strongly-typed API for writing database queries in Java, preventing syntax errors and type mismatches at compile time. | A Node.js library that provides a programmatic interface for constructing SQL queries, featuring support for PostgreSQL, MySQL, SQLite, Oracle, and other popular databases with built-in connection pooling and streaming capabilities. |
| features.capabilities | `{"raw_sql":true,"multi_db":true,"languages":"Java","relations":true,"migrations":true,"studio_gui":false,"schema_first":true,"type_safe_queries":true,"connection_pooling":false}` | `{"raw_sql":true,"multi_db":true,"languages":"JavaScript, TypeScript","relations":true,"migrations":true,"studio_gui":false,"schema_first":true,"type_safe_queries":true,"connection_pooling":true}` |
| language.primary | Java | JavaScript |
| license.spdx | - | MIT |
| market.availability | `{"hqCountry":"CH","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | - | `{"cli":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Open Source Edition","summary":"Free","features":["MySQL","PostgreSQL","SQLite","HSQLDB","ClickHouse (latest versions)"],"components":[{"kind":"fixed","amount":0}],"description":"Support for open source databases","contactSales":false},{"free":false,"name":"Professional Edition","summary":"99 € annually","features":["All open source databases","Oracle","SQL Server 2012+","MS Access","3 incidents per year support"],"components":[{"kind":"fixed","amount":99,"currency":"EUR"}],"description":"Adds Oracle, SQL Server, and MS Access support with basic support","contactSales":false},{"free":false,"name":"Enterprise Edition","summary":"399 € annually","features":["All open source databases","Multiple commercial databases","10 incidents per year support"],"components":[{"kind":"fixed","amount":399,"currency":"EUR"}],"description":"Support for multiple commercial databases with premium support","contactSales":false},{"free":false,"name":"Enterprise Edition (All Databases)","summary":"799 € annually","features":["All databases including Aurora, Azure, Databricks, Teradata, Sybase"],"components":[{"kind":"fixed","amount":799,"currency":"EUR"}],"description":"Complete support for all commercial databases","contactSales":false}],"summary":"Free open source edition; commercial plans from 99 € annually with volume discounts and custom options available","currency":"EUR","freeTier":true,"sourceUrl":"https://www.jooq.org","retrievedAt":"2026-10-13T13:57:12.211Z","startingPrice":{"amount":99,"currency":"EUR"}}` | `{"type":"open_source","sourceUrl":"https://knexjs.org","retrievedAt":"2026-08-14T08:34:17.530Z"}` |
| pricing.free_tier | yes | - |
| pricing.model | freemium | open_source |
| pricing.price_level | high | free |
| pricing.starting_price | `{"amount":99,"currency":"EUR"}` | - |
| pricing.transparent | yes | - |
| release.cadence_days | - | 28 |
| release.history | `[{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.9","date":"2026-09-25T07:58:44Z","type":"stable","version":"version-3.21.9"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.20","date":"2026-09-25T07:59:13Z","type":"stable","version":"version-3.20.20"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.39","date":"2026-09-25T07:59:38Z","type":"stable","version":"version-3.19.39"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.21.8","date":"2026-09-04T15:23:17Z","type":"stable","version":"version-3.21.8"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.20.19","date":"2026-09-04T15:23:52Z","type":"stable","version":"version-3.20.19"},{"url":"https://github.com/jOOQ/jOOQ/releases/tag/version-3.19.38","date":"2026-09-04T15:24:22Z","type":"stable","version":"version-3.19.38"},{"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/knex/knex/releases/tag/3.3.0","date":"2026-06-26T14:55:58Z","type":"stable","version":"3.3.0"},{"url":"https://github.com/knex/knex/releases/tag/3.2.10","date":"2026-05-02T12:14:38Z","type":"stable","version":"3.2.10"},{"url":"https://github.com/knex/knex/releases/tag/3.2.9","date":"2026-04-03T20:25:30Z","type":"stable","version":"3.2.9"},{"url":"https://github.com/knex/knex/releases/tag/3.2.8","date":"2026-03-30T18:29:09Z","type":"stable","version":"3.2.8"},{"url":"https://github.com/knex/knex/releases/tag/3.2.7","date":"2026-03-30T18:28:52Z","type":"stable","version":"3.2.7"},{"url":"https://github.com/knex/knex/releases/tag/3.2.6","date":"2026-03-25T02:06:50Z","type":"stable","version":"3.2.6"},{"url":"https://github.com/knex/knex/releases/tag/3.2.3","date":"2026-03-22T22:38:07Z","type":"stable","version":"3.2.3"},{"url":"https://github.com/knex/knex/releases/tag/3.2.1","date":"2026-03-22T21:08:27Z","type":"stable","version":"3.2.1"},{"url":"https://github.com/knex/knex/releases/tag/3.2.0","date":"2026-03-22T17:37:15Z","type":"stable","version":"3.2.0"},{"url":"https://github.com/knex/knex/releases/tag/3.1.0","date":"2023-12-07T23:17:57Z","type":"stable","version":"3.1.0"},{"url":"https://github.com/knex/knex/releases/tag/3.0.1","date":"2023-10-06T12:23:40Z","type":"stable","version":"3.0.1"},{"url":"https://github.com/knex/knex/releases/tag/3.0.0","date":"2023-10-06T06:56:38Z","type":"stable","version":"3.0.0"},{"url":"https://github.com/knex/knex/releases/tag/2.5.1","date":"2023-07-12T21:26:26Z","type":"stable","version":"2.5.1"},{"url":"https://github.com/knex/knex/releases/tag/2.5.0","date":"2023-07-08T21:04:46Z","type":"stable","version":"2.5.0"},{"url":"https://github.com/knex/knex/releases/tag/2.4.2","date":"2023-03-29T11:15:20Z","type":"stable","version":"2.4.2"},{"url":"https://github.com/knex/knex/releases/tag/2.4.1","date":"2023-03-29T11:11:39Z","type":"stable","version":"2.4.1"},{"url":"https://github.com/knex/knex/releases/tag/2.4.0","date":"2023-01-06T15:45:16Z","type":"stable","version":"2.4.0"},{"url":"https://github.com/knex/knex/releases/tag/2.3.0","date":"2022-09-01T21:17:24Z","type":"stable","version":"2.3.0"},{"url":"https://github.com/knex/knex/releases/tag/2.2.0","date":"2022-07-18T21:26:26Z","type":"stable","version":"2.2.0"},{"url":"https://github.com/knex/knex/releases/tag/2.1.0","date":"2022-05-26T09:04:03Z","type":"stable","version":"2.1.0"}]` |
| security.scorecard | 5.5 | 4.6 |
| 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":2,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=knex&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (ORM & Database Tools)

| Capability | jOOQ | Knex.js |
|---|:--:|:--:|
| **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: vioscaleAI. Generated 2026-10-16T21:00:02.618Z. "-" = undocumented, not absent.*