Learning Vue.js 2: Your Guide to Master the Essentials Vue.js 2 remains a popular choice for developers maintaining legacy enterprise applications and those looking for a lightweight, progressive framework with a gentle learning curve. Although Vue 3 is the current standard, understanding Vue 2 is still highly valuable for professional developers who work on the vast number of live websites—roughly 425,000—that continue to run on this stable version. Why Learn Vue.js 2 in 2026? Frequently Asked Questions - Vue.js