---
layout: changelog
title: "Bun and Deno are now build runtimes for Sites"
date: 2026-05-19
cover: /images/blog/announcing-bun-deno-runtimes/cover.avif
tags: functions, sites
---

Appwrite Sites now supports **Bun** (1.0, 1.1, 1.2, 1.3) and **Deno** (1.40, 1.46, 2.0, 2.5, 2.6) as build runtimes for every Node-based framework.

Switch the build runtime per site under **Site settings**, in the **Runtime settings** section. The change applies on the next deployment, your active deployment is not affected until you redeploy.

[Read the announcement](/blog/post/announcing-bun-deno-runtimes)