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Dylan Paulus' Blog · Oct 11, 2018

Tips on Improving FabricJS Speed

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FabricJS is an awesome library that handles Canvas interactions and rendering. Inherently it is a pretty performant library, but recently we ran into an issue where we needed to render ~8mb of json data (10k objects). Given any framework, it is no easy task to render this much data. The biggest culprit while rendering a lot of objects is renders (or rerenders). When the canvas has to show any…

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