---
title: "Collabs"
description: "Library of composable CRDTs from CMU research letting you build custom collaborative data types instead of using a fixed document model."
canonical: "https://vibing.inc/library/collabs-vg-0913"
category: "Dev Utilities & Vibe-Coding Tooling"
subcategory: "Local-first & sync"
license: "Apache-2.0"
author: "Matthew Weidner (@mweidner037)"
source: "https://collabs.readthedocs.io"
---

# Collabs
Library of composable CRDTs from CMU research letting you build custom collaborative data types instead of using a fixed document model.
## Facts
- Source: https://collabs.readthedocs.io
- Category: Dev Utilities & Vibe-Coding Tooling / Local-first & sync
- Author: Matthew Weidner (@mweidner037)
- Licence: Apache-2.0
- Tags: crdt, research, collaboration, composable
## Why it's a gem
Academic-grade composable CRDTs with real docs. Nobody outside the research thread knows it.
---
Listed in The Vibeary: https://vibing.inc/library/collabs-vg-0913 · JSON: https://vibing.inc/api/public/library/gems/collabs-vg-0913