Side-by-side NPM package comparison
Version 0.32.0
A practical functional library for JavaScript programmers.
Version 1.13.8
JavaScript's functional programming helper library.
Choosing between Ramda and Underscore? 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.
Underscore leads with 19.5M weekly downloads — roughly 1.5x more. Ramda has 12.8M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Underscore has the smallest gzipped bundle at 7.3 KB. Ramda comes in at 14.1 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Underscore has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Ramda has an overall health score of 73/100 (good), with strong security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
Choose Ramda if you value massive community and ecosystem, strong security track record. Choose Underscore if you value massive community and ecosystem, actively maintained, strong security track record.
Both Ramda and Underscore are solid choices for JavaScript development. Underscore has the edge in overall health score (85/100), 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.