---
title: "Justif"
description: "JavaScript library bringing Knuth-Plass line breaking, hyphenation, optical margin protrusion and microtypography to web text."
canonical: "https://vibing.inc/library/justif-vg-0379"
category: "Community Finds"
subcategory: "Typography"
license: "open-source"
author: "Lyall Cooper (@lyallcooper)"
source: "https://justif.lyall.co/"
---

# Justif
JavaScript library bringing Knuth-Plass line breaking, hyphenation, optical margin protrusion and microtypography to web text.
## Facts
- Source: https://justif.lyall.co/
- Category: Community Finds / Typography
- Author: Lyall Cooper (@lyallcooper)
- Licence: open-source
- Tags: typography, justification, text, microtypography
## Why it's a gem
Book-grade justification on the web; browsers still cannot do this natively
---
Listed in The Vibeary: https://vibing.inc/library/justif-vg-0379 · JSON: https://vibing.inc/api/public/library/gems/justif-vg-0379