Core-js is a widely used JavaScript standard library providing polyfills for modern language features, ensuring compatibility across different environments. Version 3.37.1, released on May 14, 2024, builds upon the solid foundation of version 3.37.0, launched on April 16, 2024. Both versions maintain the same core structure, licensing under MIT, and are authored by Denis Pushkarev, backed by funding through Open Collective. The repository remains consistent, hosted on GitHub.
While superficially similar, a key difference lies in the unpackedSize within the dist object. Version 3.37.1 exhibits a marginally larger unpacked size of 1,227,620 bytes compared to version 3.37.0's 1,227,519 bytes, suggesting minor additions or adjustments to the codebase. The file count remains identical at 3487.
Developers using core-js benefit from its comprehensive suite of polyfills, enabling them to use cutting-edge JavaScript features without compromising browser compatibility. The update from 3.37.0 to 3.37.1, despite its seemingly small change, likely addresses minor bug fixes, performance enhancements, or the inclusion of recently standardized ECMAScript proposals. Staying up-to-date with the latest micro-releases of core-js ensures developers have access to the most refined and reliable polyfills, reducing potential runtime errors and improving application stability. Given the incredibly small difference, the jump to version 3.37.1 promises a more incrementally better development experience for many users focused on cutting edge javascript features.
The are not vulnerabilities for the version 3.37.1 of the package core-js