Rendering complex graphics efficiently in web applications has always been a challenge due to JavaScript's single-threaded nature.
The introduction of OffscreenCanvas provides a solution by enabling rendering operations in Web Workers, significantly improving performance for graphics-intensive applications.
This article explores how OffscreenCanvas works, how to use it effectively with D3.js, and its real-world application in an analytics website with multiple dashboards.
OffscreenCanvas, combined with D3.js, is a powerful tool for building high-performance analytics dashboards, significantly enhancing performance and improving user experiences.