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Chapter 19. Best Practices for Development > Diagnostics Tools
19.6. Diagnostics Tools
You can monitor performance and memory using diagnostics tools. Let’s look at a few of them.
19.6.1. Hi-Res-Stats
The Hi-Res-Stats class, from mrdoob, calculates the frame rate, the time to render each frame, the amount of memory used per frame, and the maximum frame rate and memory consumption. Import the library and add a new instance of Stats as a displayObject. This is simple and convenient to use (see https://github.com/bigfish):
