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If your prototype, or your website have low resolution/blurry images, while in Sketch they are much sharper:

Find the Exportable preset panel in Sketch bottom-right

For Retina - Mark the Exportable asset as @2x For Vector - Mark the Exportable asset as @1x, SVG

Preview in Browser to view results

1. On Sketch, select the blurry image layer
2. Find the Exportable preset panel in Sketch bottom-right
3. For Retina - Mark the Exportable asset as @2x For Vector - Mark the Exportable asset as @1x, SVG 
4. Preview in Browser to view results

<a href="https://support.animaapp.com/en/articles/2627097-anima-for-sketch-how-to-create-a-high-fidelity-prototype">Creating a High-Fidelity Prototyping in Sketch</a>

<a href="https://support.animaapp.com/designer-s-guide-to-anima/how-to-publish-a-website-and-host-it-with-anima" rel="nofollow noopener noreferrer" target="_blank">How to Publish a Website and Host it With Anima</a>

<a href="https://support.animaapp.com/en/articles/2641923-how-to-handoff-design-specs-to-developers">How to Handoff Design Specs to Developers</a>

<a href="https://support.animaapp.com/designer-s-guide-to-anima/how-to-export-sketch-to-html">How to Export Sketch to HTML</a>

<a href="https://support.animaapp.com/en/articles/2644596-team-collaboration">Team Collaboration</a>

- <a href="https://support.animaapp.com/en/articles/2627097-anima-for-sketch-how-to-create-a-high-fidelity-prototype">Creating a High-Fidelity Prototyping in Sketch</a>
- <a href="https://support.animaapp.com/designer-s-guide-to-anima/how-to-publish-a-website-and-host-it-with-anima" rel="nofollow noopener noreferrer" target="_blank">How to Publish a Website and Host it With Anima</a>
- <a href="https://support.animaapp.com/en/articles/2641923-how-to-handoff-design-specs-to-developers">How to Handoff Design Specs to Developers</a>
- <a href="https://support.animaapp.com/designer-s-guide-to-anima/how-to-export-sketch-to-html">How to Export Sketch to HTML</a>
- <a href="https://support.animaapp.com/en/articles/2644596-team-collaboration">Team Collaboration</a>

How to Avoid Blurry Images, use Retina Images, and Vectors (SVGs)

For Sketch:

For Adobe XD:

For Figma:

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