Railsdesigner iconRailsdesignerAug 27, 2026 ~1 min source read

SVG sprites: improve performance (and keep configurability)

I built a simple benchmark to measure exactly how much (feel free to fork and improve ❤️). The other uses an SVG sprite you will surely start to love after reading this.

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I built a simple benchmark to measure exactly how much (feel free to fork and improve ❤️).

The other uses an SVG sprite you will surely start to love after reading this.

How SVG sprites work A SVG sprite is a single file (but can also be embedded) with multiple icon definitions wrapped in tags: < svg…

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The useful part

I built a simple benchmark to measure exactly how much (feel free to fork and improve ❤️). The other uses an SVG sprite you will surely start to love after reading this. How SVG sprites work A SVG sprite is a single file (but can also be embedded) with multiple icon definitions wrapped in tags: < svg…

Details worth keeping

A table with 200 rows and 5 action icons per row. That's 1,000 inline SVGs dropped into your HTML. When does that start to impact your performance?

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