kb/data/developer.mozilla.org/en-US/docs/Glossary/Baseline-0.md

title	chunk	source	category	tags	date_saved	instance
Baseline - Glossary | MDN	1/3	https://developer.mozilla.org/en-US/docs/Glossary/Baseline	reference	web, html, css, javascript, documentation	2026-05-05T05:24:50.508806+00:00	kb-cron

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1. Glossary
2. Baseline

Baseline

The term baseline can have several meanings depending on the context. It may refer to:

Baseline (compatibility) Baseline identifies the availability of web platform features across popular browsers, including APIs, CSS properties, and JavaScript syntax. Baseline describes web features as being either widely available or newly available. Features that do not meet the Baseline criteria are said to have limited availability.