HTML5 canvas is a powerful tool for web development, offering fine-grained control over rendering, which makes it ideal for managing numerous objects, though it requires developers to handle details manually. Despite its potential, its adoption lags, reflected in the low percentage of related queries on forums like StackOverflow and modest trends on Google. The canvas operates in "immediate mode" for on-the-spot graphic rendering, contrasting with the "retained mode" of the Document Object Model (DOM) and Scalable Vector Graphics (SVG), which automatically handle rendering. While SVG and DOM offer ease-of-use and built-in responsiveness, they are less efficient for complex graphics. WebGL, accessed through the canvas's 3D context, provides high efficiency for both 2D and 3D rendering, albeit with increased complexity. Third-party libraries like pixi.js and EaselJS enhance ease-of-use by adding abstraction layers to canvas and WebGL, supporting asynchronous rendering and improving performance. Experiments show that canvas significantly outperforms SVG in rendering numerous objects, though both technologies are unaffected by object size. The choice between these technologies depends on the project's complexity, with canvas excelling in scenarios requiring performance and fine control.