Package

mri

Quickly scan for CLI flags and arguments

v1.2.0, 12 Sept 2021MITESM + CommonJSTypes: BundledCLI tools and terminal utilities

$ npm install mri

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 16.4m; +77% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 0; Direct, from package.json
Last release: 5 years ago; v1.2.0
GitHub stars: 681; 22 forks
Open issues / PRs: 7 / 4
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.

16,350,694 downloads last week, 73,669,860 in the last month. The 12-month change of +77% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 010 in total
Latest version: 1.2.0, 12 Sept 20215 years ago
First published: 16 Apr 2017
Last push to GitHub: 7 Mar 2024931 days before the snapshot
Repository archived: No
Open issues: 7
Open pull requests: 4
Commits, last 52 weeks: 0
Dependents on npm: 991

Major versions

v1 first release 1.0.0, 12 Jun 2017
v0 first release 0.1.0, 16 Apr 2017

Recent releases

Version	Published
1.2.0	12 Sept 2021
1.1.6	14 Jul 2020
1.1.5	24 Mar 2020
1.1.4	23 Dec 2018
1.1.3	21 Dec 2018
1.1.2	21 Dec 2018
1.1.1	7 May 2018
1.1.0	14 Jun 2017
1.0.0	12 Jun 2017
0.1.0	16 Apr 2017

Compatibility

Module format: ESM + CommonJSFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=4
Runtimes: -
Unpacked size (npm): 13 kB
Dependencies (0): None

Install

npm install mri

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/mri@1.2.0/
unpkghttps://unpkg.com/mri@1.2.0/
esm.shhttps://esm.sh/mri@1.2.0

Alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
type-flag Typed command-line arguments parser	387.8k	-	6 days ago	ESM + CommonJS	-
cleye The intuitive CLI development tool	332.7k	-	6 days ago	ESM + CommonJS	-
fast-xml-parser Validate XML, Parse XML, Build XML without C/C++ based libraries	56.7m	-	29 days ago	ESM + CommonJS	-
@oclif/core base library for oclif CLIs	7.9m	-	today	CommonJS	-
command-line-args A mature, feature-complete library to parse command-line options.	5.7m	-	6 months ago	ESM + CommonJS	-
arg Unopinionated, no-frills CLI argument parser	75.4m	-	4 years ago	CommonJS	-
cac Simple yet powerful framework for building command-line apps.	35.2m	-	6 months ago	ESM only	-
arrgv Parsing string to array of args like node on bash do.	295.6k	-	6 years ago	CommonJS	-

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

Indexability: Indexed.