Comparison guide
Side-by-side NPM package comparison
Kysely leads across all categories in this comparison. Check the detailed metrics below to see how each package performs for your specific needs.
A batteries-included SQL query & schema builder for PostgresSQL, MySQL, CockroachDB, MSSQL and SQLite3
Type safe SQL query builder
Choosing between Knex and Kysely? Here's a data-driven comparison based on real npm data — downloads, bundle size, health scores, and more — to help you decide which package fits your project best.
Kysely leads with 15.1M weekly downloads — roughly 2.8x more. Knex has 5.3M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Kysely has the smallest gzipped bundle at 39.3 KB. Knex comes in at 88.1 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Kysely has an overall health score of 92/100 (excellent), with strong maintenance, quality, security, popularity scores. Knex has an overall health score of 79/100 (very good), with strong maintenance, security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
Choose Knex if you value large community support, strong security track record. Choose Kysely if you value massive community and ecosystem, actively maintained, strong security track record.
Both Knex and Kysely are solid choices for JavaScript development. Kysely has the edge in overall health score (92/100), while each package brings unique strengths to the table. Evaluate them based on your project's priorities — whether that's community size, bundle efficiency, or maintenance activity — and choose the one that aligns best with your requirements.
One PDF: the best package for every category (ORMs, bundlers, auth, testing, state management). Used by 500+ devs. Free, updated monthly.