Release Cadence and Versioning of Popular Open-Source npm Packages (2026)

A reproducible point-in-time dataset (2026-07-18) of release history and semantic-versioning patterns for 22 widely used JavaScript npm packages: total stable versions, distinct major versions, first and latest release dates, years active, and releases per year (React, Vue, Svelte, Angular, Vite, webpack, ESLint, TypeScript and more). Derived from the public npm registry; fully reproducible; no fabricated values. Compiled by VersionDude. Related tool: VersionDude semver comparator and versiondude.net.