A Recap of Frontend Development in 2019

WebAssembly becomes the 4th language of the web joining HTML, CSS, and JavaScript
TypeScript usage surges — many developers fall in love
React continues to lead while devs are consumed by hooks
The React core team shifts to focusing on developer experience and tools to make us more productive
Vue prepares for version 3 release, continues to grow in usage
Angular releases version 8 and 9 along with the new Ivy compilation/rendering pipeline
HTML and CSS Updates
Accessibility (a11y) and internationalization (i18n) are becoming more of a priority
ES2019 Features
Node.js Foundation and JS Foundation merge to form OpenJS Foundation; Node version 12 launches to continue the path of yearly LTS releases
Svelte gains attention but lags in adoption as it launches version 3
Static sites continue to be utilized, devs adopt the JAMStack
PWAs see more growth and adoption
Frontend tooling is getting really good
GraphQL continues to be loved by developers, gains further adoption in tech companies
CSS-in-JS gains momentum
VS Code dominates the text editor market
Webpack 5 enters beta and nears release
Jest moves from Flow to TypeScript
Chrome releases stable versions 72–78 in 2019
Microsoft Edge browser moves to Chromium, creates a new logo
Facebook releases Hermes, a JavaScript parser for Android to improve React Native

Core
Technologies