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babel-plugin-undeclared-variables-check weekly downloads statistics

By babel (204 listings) · npm · Babel plugins

Throw a compile-time error on references to undeclared variables

View on npm Fresh · Oct 17, 2026

babel-plugin-undeclared-variables-check has 58,155 recorded weekly downloads on npm, a decrease of 62.1% over the past 30 days.

It ranks #529 of 2,251 tracked npm listings by weekly downloads.

Over 90 days, weekly downloads changed by -60.1%.

PluginStats has 121 daily observations since Jun 19, 2026; the latest is from Oct 17, 2026.

Weekly downloads
58,155
Official API · Oct 17, 2026
7-day growth
-55.2%
-71.8K weekly downloads
30-day growth
-62.1%
-95.3K weekly downloads
90-day growth
-60.1%
-87.7K weekly downloads
Rank
#529
Among tracked npm listings

About babel-plugin-undeclared-variables-check

babel-plugin-undeclared-variables-check

This plugin throws a compile-time error on references to undeclared variables.

Example

In

Out

Installation

Usage

Via .babelrc (Recommended)

.babelrc

Via CLI

Via Node API

Description from the npm listing.

  • babel-plugin

Where babel-plugin-undeclared-variables-check sits in the listing

Each band is one page of 20. Weekly downloads on a log scale. Placement is projected from weekly downloads, so it can differ from the marketplace's own sort order. Hover a dot to see the listing.

All npm2,248 listings · 113 pages · page 27, #9 (overall #529)
All npm: every listing in weekly downloads order
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Babel plugins251 listings · 13 pages · page 12, #14 (overall #234)
Babel plugins: every listing in weekly downloads order
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Charts

Images: 30d · 1y · all time · 1600×900 dark

Adoption over time

babel-plugin-undeclared-variables-check weekly downloads on npm, last 90 days: 58,155 weekly downloads as of Oct 17, 2026, -60.1% over 90 days.babel-plugin-undeclared-variables-checkWeekly downloads on npm · Last 90 days58,155downloads / week-60.1% over 90 days050K100K150K200K250KJul 19Aug 3Aug 18Sep 2Sep 17Oct 2Oct 17downloads / weekobservedarchived (Internet Archive)no observationsJul 20, 2026 – Oct 17, 2026 · 90 observations · Updated Oc…pluginstats.com
babel-plugin-undeclared-variables-check weekly downloads on npm, last 90 days: 58,155 weekly downloads as of Oct 17, 2026, -60.1% over 90 days.
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7/30/90-day growth

babel-plugin-undeclared-variables-check weekly downloads growth on npm: -55.2% over 7 days, -62.1% over 30 days, -60.1% over 90 days.babel-plugin-undeclared-variables-checkWeekly downloads growth on npm58,155downloads / week now7-day growth-71,794 weekly downloads-55.2%30-day growth-95,326 weekly downloads-62.1%90-day growth-87,706 weekly downloads-60.1%Growth vs. nearest observation to each baseline date · Updated Oct 17, 2026pluginstats.com
babel-plugin-undeclared-variables-check weekly downloads growth on npm: -55.2% over 7 days, -62.1% over 30 days, -60.1% over 90 days.
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Ranking history

babel-plugin-undeclared-variables-check npm ranking history: currently #529 (by weekly downloads).babel-plugin-undeclared-variables-checknpm ranking · by weekly downloads · Last 90 days#529current rank#527#528#529#530#531Jul 20Aug 4Aug 19Sep 3Sep 18Oct 3Oct 18rankOct 18, 2026 – Oct 18, 2026 · 1 observations · Updated Oct 17, 2026pluginstats.com
babel-plugin-undeclared-variables-check npm ranking history: currently #529 (by weekly downloads).
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Filled points are observed values; hollow points come from Internet Archive snapshots of the listing page. Dashed segments span periods with no observations — values between points are not interpolated.

Recent observations

Full history (121)
Recent weekly downloads observations for babel-plugin-undeclared-variables-check
Date (UTC)Weekly downloadsChange vs. previous
58,155-16.3K
74,405-1.6K
75,976-28.8K
104,750-24.2K
128,9100
128,910-1.4K
130,344+395
129,949+1.4K
128,505+36
128,469-461
128,930-956
129,886-23.2K
153,040-9K
162,039—

Similar npm Babel plugins plugins

Data source

Weekly downloads (trailing 7 complete days) come from the official npm downloads API. Downloads include CI and mirrors and are not equivalent to installs or users. npm publishes no ratings.

Listing: https://www.npmjs.com/package/babel-plugin-undeclared-variables-check. First seen Oct 16, 2026; last successful collection Oct 18, 2026. See the methodology.