# Flyway vs Knex.js

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

| Attribute | Flyway | Knex.js |
|---|---|---|
| **vioscaleAI score** | 53.9 (50% (medium)) | 64.1 (71% (medium)) |
| activity.commits_last_30d | 5 | 0 |
| adoption.dependent_repos | 30,708 | 94,868 |
| adoption.github_stars | 10,142 | 20,337 |
| adoption.package_downloads_weekly | - | 5,735,405 |
| content.faq | `[{"answer":"An industry-proven tool that simplifies database migration management using SQL scripts, supporting both command-line and graphical interfaces for organizing and deploying schema changes It is indexed under ORM & Database Tools.","source":"https://flywaydb.org","question":"What is Flyway?","confidence":0.6},{"answer":"Flyway is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Paid editions are also offered: Enterprise, priced on request. Pricing changes often, so verify at source before relying on it.","source":"https://flywaydb.org","question":"Is Flyway free to use?","confidence":0.6},{"answer":"Flyway 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://flywaydb.org","question":"What platforms does Flyway support?","confidence":0.6},{"answer":"Yes. Flyway can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://flywaydb.org","question":"Can Flyway be self-hosted?","confidence":0.6},{"answer":"We have confirmed 12 integrations for Flyway, including Maven, Gradle, SBT, Ant, Spring Boot, Grails, Play! and DropWizard, plus 4 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://flywaydb.org","question":"What does Flyway integrate with?","confidence":0.6},{"answer":"Yes. Flyway is published under the Apache-2.0 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/flyway/flyway","question":"Is Flyway open source?","confidence":0.95},{"answer":"Flyway is available worldwide. The vendor is headquartered in the United Kingdom.","source":"https://flywaydb.org","question":"Where is Flyway 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}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | - |
| description.long | A database migration tool that applies version-controlled schema changes to database instances using SQL. Supports 60+ database platforms and has been maintained by Redgate since 2010. | 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; Maven/Gradle plugins; integrations for multiple build frameworks","migrations":true,"studio_gui":true,"schema_first":true}` | `{"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}` |
| integrations.count | 1 | - |
| integrations.list | `[{"name":"Maven"},{"name":"Gradle"},{"name":"SBT"},{"name":"Ant"},{"name":"Spring Boot"},{"name":"Grails"},{"name":"Play!"},{"name":"DropWizard"},{"name":"Grunt"},{"name":"Griffon"},{"name":"Ninja"},{"name":"SQL Fluff"}]` | - |
| language.primary | Java | JavaScript |
| license.spdx | Apache-2.0 | MIT |
| market.availability | `{"hqCountry":"GB","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | `{"type":"freemium","plans":[{"free":true,"name":"Community","description":"Open source database migrations tool for individual developers"},{"free":false,"name":"Enterprise","description":"Enterprise-grade solution with GUI and advanced database change management capabilities","contactSales":true}],"summary":"Free open-source Community edition; Enterprise edition available","freeTier":true,"sourceUrl":"https://flywaydb.org","retrievedAt":"2026-08-14T16:43:41.014Z"}` | `{"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 | low | free |
| pricing.transparent | no | - |
| release.cadence_days | 8 | 28 |
| release.history | `[{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.10.0","date":"2026-10-08T09:35:38Z","type":"stable","version":"flyway-13.10.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.9.0","date":"2026-10-01T12:14:06Z","type":"stable","version":"flyway-13.9.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.8.1","date":"2026-09-29T09:39:08Z","type":"stable","version":"flyway-13.8.1"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.8.0","date":"2026-09-24T09:23:17Z","type":"stable","version":"flyway-13.8.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.7.0","date":"2026-09-15T09:58:48Z","type":"stable","version":"flyway-13.7.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.6.0","date":"2026-09-10T09:37:08Z","type":"stable","version":"flyway-13.6.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.5.0","date":"2026-09-03T09:44:59Z","type":"stable","version":"flyway-13.5.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.4.0","date":"2026-08-26T09:33:11Z","type":"stable","version":"flyway-13.4.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.3.0","date":"2026-08-13T10:11:06Z","type":"stable","version":"flyway-13.3.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.2.0","date":"2026-08-06T12:28:43Z","type":"stable","version":"flyway-13.2.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.1.0","date":"2026-07-30T10:24:53Z","type":"stable","version":"flyway-13.1.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-13.0.0","date":"2026-07-20T10:06:53Z","type":"stable","version":"flyway-13.0.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.11.0","date":"2026-07-09T09:52:28Z","type":"stable","version":"flyway-12.11.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.10.0","date":"2026-06-30T09:40:08Z","type":"stable","version":"flyway-12.10.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.9.0","date":"2026-06-18T09:50:30Z","type":"stable","version":"flyway-12.9.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.8.1","date":"2026-06-05T10:18:27Z","type":"stable","version":"flyway-12.8.1"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.8.0","date":"2026-06-04T10:34:46Z","type":"stable","version":"flyway-12.8.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.7.0","date":"2026-05-29T10:16:56Z","type":"stable","version":"flyway-12.7.0"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.6.2","date":"2026-05-21T09:59:24Z","type":"stable","version":"flyway-12.6.2"},{"url":"https://github.com/flyway/flyway/releases/tag/flyway-12.6.1","date":"2026-05-12T10:25:44Z","type":"stable","version":"flyway-12.6.1"}]` | `[{"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 | 4.8 | 4.6 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.flywaydb%3Aflyway-core&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 | Flyway | Knex.js |
|---|:--:|:--:|
| **Core** |  |  |
| Type-safe queries | - | ✓ |
| Schema migrations | ✓ | ✓ |
| Relations / joins API | - | ✓ |
| Languages | Java; Maven/Gradle plugins; integrations for multiple build frameworks | 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 2026-10-16T21:27:51.739Z. "-" = undocumented, not absent.*