Package

fastmatter

A fast frontmatter parser. Supports both string and stream inputs.

v2.1.1, 26 Mar 2019MIT-Types: NoneParsers and serialisers Markdown

$ npm install fastmatter

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 4.7k; +71% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 4; Direct, from package.json
Last release: 7 years ago; v2.1.1
GitHub stars: 27; 2 forks
Open issues / PRs: 0 / 0
Contributors: -
Commits, last 52 weeks: 0

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

4,663 downloads last week, 20,961 in the last month. The 12-month change of +71% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: -
Latest version: 2.1.1, 26 Mar 20197 years ago
First published: -
Last push to GitHub: 30 Jan 20212,063 days before the snapshot
Repository archived: No
Open issues: 0
Open pull requests: 0
Commits, last 52 weeks: 0
Dependents on npm: 10

Major versions

Recent releases

Compatibility

Module format: -Not determined from package.json
TypeScript types: None
Node.js engine range: Not declared
Runtimes: -
Unpacked size (npm): 8.2 kB
Dependencies (4): splitjs-yamlthrough2stream-combiner

Install

npm install fastmatter

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/fastmatter@2.1.1/
unpkghttps://unpkg.com/fastmatter@2.1.1/
esm.shhttps://esm.sh/fastmatter@2.1.1

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
micromark-extension-frontmatter micromark extension to support frontmatter (YAML, TOML, etc)	5.4m	-	3 years ago	ESM only	-
gray-matter Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and	7.1m	-	5 years ago	CommonJS	-
remarkable Markdown parser, done right. 100% Commonmark support, extensions, syntax plugins, high speed - all in one.	996.7k	-	6 years ago	ESM + CommonJS	-
metalsmith An extremely simple, pluggable static site generator.	21.2k	-	7 months ago	-	-
@stacksjs/ts-md A fast, native Bun-powered markdown parser with frontmatter support. Replaces gray-matter, marked, and yaml.	16.6k	-	7 months ago	ESM only	-
@firecrawl/pdf-inspector-wasm Browser WebAssembly bindings for the pdf-inspector Rust PDF parser	7k	-	2 days ago	ESM only	-
streaming-markdown Streaming Markdown parser, à la ChatGPT	16.9k	-	1 year ago	ESM only	-
@kubb/parser-md Markdown source file parser for Kubb. Converts the universal AST to `.md` source and renders YAML frontmatter via the `print` helper.	20.5k	-	today	ESM + CommonJS	-

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Not indexed (discovery only): downloads_week 4663 < 10000.