---
title: "Y-Sweet"
description: "Managed and self-hostable Yjs sync server that persists documents to S3-compatible storage and scales sessions per document."
canonical: "https://vibing.inc/library/y-sweet-vg-0929"
category: "Dev Utilities & Vibe-Coding Tooling"
subcategory: "Local-first & sync"
license: "open-source"
author: "Jamsocket (@jamsocket)"
source: "https://github.com/jamsocket/y-sweet"
---

# Y-Sweet
Managed and self-hostable Yjs sync server that persists documents to S3-compatible storage and scales sessions per document.
## Facts
- Source: https://github.com/jamsocket/y-sweet
- Category: Dev Utilities & Vibe-Coding Tooling / Local-first & sync
- Author: Jamsocket (@jamsocket)
- Licence: open-source
- Tags: yjs, collaboration, sync, server
## Why it's a gem
Solves the Yjs persistence problem that stops most collaborative prototypes from shipping.
---
Listed in The Vibeary: https://vibing.inc/library/y-sweet-vg-0929 · JSON: https://vibing.inc/api/public/library/gems/y-sweet-vg-0929