Trends That Defined JavaScript in 2025

The year 2025 proved to be a transformative period for the JavaScript ecosystem, marked by a shift toward performance optimization and “post-React” exploration. We look back at the stories and trends that dominated the JavaScript community in 2025.

Challenging React

While React remains a central pillar of development — even LLMs, when left to their own devices, will primarily push out React code —  in 2025, more developers called for a “web standards first” philosophy that prioritizes simplicity, as developers began to question…