index.md

---
title: Presto
slug: Glossary/Presto
page-type: glossary-definition
sidebar: glossarysidebar
---

Presto was the proprietary browser layout engine used to power the {{Glossary("Opera browser")}} until version 15. Since then, the Opera browser is based on Chromium, which uses the {{Glossary('Blink')}} layout engine.

## See also

- [Presto layout engine](https://en.wikipedia.org/wiki/Presto_%28layout_engine%29) on Wikipedia