Comparison

Flyway vs Knex.js

On the evidence we track, Knex.js leads this comparison with a composite score of 64/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Flyway full profile →Knex.js full profile →

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Flyway54

★Knex.js64

Attribute comparison across 2 tools
Attribute	Flyway	Knex.jsLeader
vioscaleAI score	54 / 100medium · 50%	64 / 100medium · 71%
Pricing
Free tierpricing.free_tier	✓	-
Modelpricing.model	freemium	open_source
Price levelpricing.price_level	low	free
Transparentpricing.transparent	✗	-
Integrations
Countintegrations.count	1	-
Security
Scorecardsecurity.scorecard	4.8	4.6
Vulnerabilitiessecurity.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	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=knex&per_page=100 · Last 12m: 0 · Max severity: CRITICAL
Adoption
Dependent reposadoption.dependent_repos	30,708	94,868
Github starsadoption.github_stars	10,142	20,337
Package downloads weeklyadoption.package_downloads_weekly	-	5,735,405
Activity
Commits last 30dactivity.commits_last_30d	5	0
Release
Cadence daysrelease.cadence_days	8	28
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	Apache-2.0	MIT
Language
Primarylanguage.primary	Java	JavaScript
Market
Availabilitymarket.availability	Available worldwide · HQ GB	-
Content
Faqcontent.faq	7 items	3 items

Score

vioscaleAI score

Flyway54 / 100medium · 50%

Knex.js64 / 100medium · 71%

Pricing

Free tier

Flyway✓

Knex.js–

Model

Flywayfreemium

Knex.jsopen_source

Price level

Flywaylow

Knex.jsfree

Transparent

Flyway✗

Knex.js–

Integrations

Count

Flyway1

Knex.js–

Security

Scorecard

Flyway4.8

Knex.js4.6

Vulnerabilities

FlywayCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.flywaydb%3Aflyway-core&per_page=100 · Last 12m: 0

Knex.jsCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=knex&per_page=100 · Last 12m: 0 · Max severity: CRITICAL

Adoption

Dependent repos

Flyway30,708

Knex.js94,868

Github stars

Flyway10,142

Knex.js20,337

Package downloads weekly

Flyway–

Knex.js5,735,405

Activity

Commits last 30d

Flyway5

Knex.js0

Release

Cadence days

Flyway8

Knex.js28

History

Flyway20 items

Knex.js20 items

License

Spdx

FlywayApache-2.0

Knex.jsMIT

Language

Primary

FlywayJava

Knex.jsJavaScript

Market

Availability

FlywayAvailable worldwide · HQ GB

Knex.js–

Content

Faq

Flyway7 items

Knex.js3 items

Capabilities

Feature-by-feature on the axes that matter for orm & database tools. “-” means undocumented, not absent.

Capability comparison for 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	✓	✗

Core

Type-safe queries

Flyway-

Knex.js✓

Schema migrations

Flyway✓

Knex.js✓

Relations / joins API

Flyway-

Knex.js✓

Languages

FlywayJava; Maven/Gradle plugins; integrations for multiple build frameworks

Knex.jsJavaScript, TypeScript

Modelling

Schema-first modelling

Flyway✓

Knex.js✓

Flexibility

Raw SQL escape hatch

Flyway✓

Knex.js✓

Portability

Multiple database backends

Flyway✓

Knex.js✓

Ops

Connection pooling

Flyway-

Knex.js✓

Data browser / studio

Flyway✓

Knex.js✗

What each one is

The product in its own terms, so the numbers below have context.

Flyway

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.

Independently observed

Knex.js

Leader

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.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Flyway

freemiumFree tier

Free open-source Community edition; Enterprise edition available

CommunityFree
EnterpriseContact sales

as of 2026-08-14verify ↗

Knex.js

Leader

Open source

as of 2026-08-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Flyway	Knex.js
macOSPlatforms	✓	✗
WindowsPlatforms	✓	✗
LinuxPlatforms	✓	✗
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	-
Self-hostedDeployment	✓	-

Platforms

macOS

Flyway✓

Knex.js✗

Windows

Flyway✓

Knex.js✗

Linux

Flyway✓

Knex.js✗

CLI

Flyway✓

Knex.js✓

Deployment

Cloud / SaaS

Flyway✓

Knex.js–

Self-hosted

Flyway✓

Knex.js–

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Flyway

12 total

Maven
Gradle
SBT
Ant
Spring Boot
Grails
Play!
DropWizard
Grunt
Griffon
Ninja
SQL Fluff

Independently observed

Knex.js

Leader

Not documented yet.

Still deciding?

Flyway or Knex.js: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.