Package · npm

legacy-javascript

npm · v0.0.1 · Apache-2.0

Identify legacy polyfills and code transforms.

Tentative categories were assigned with moderate confidence (0.5 to 0.75): they are shown, but they do not count toward a category’s momentum. How categories work

Install

npm install legacy-javascript

Adoption

Downloads (30 days)
12.4M
Observeddownloads / 30 days
Popularity
Top 25% on npm
Derived75th percentile within npm
Dependents
Collectinghistory
Collecting
Maintenance
0.09
DerivedRelease cadence and recency, 0 to 1
Releases per year
365
1 version over its life

Growth by period

Derived by Crest of Tech from two observations of npm’s own figure, a period apart. Nothing is stored or estimated: without an observation near the period’s start, the period is still collecting.

7 days
+6.6% · 7d
Derived+773.4K downloads / 30 days, SEP 29 → OCT 6
30 days
+19.9% · 30d
Derived+2.1M downloads / 30 days, SEP 6 → OCT 6
90 days
+71.8% · 90d
Derived+5.2M downloads / 30 days, JUL 6 → OCT 6
1 year
+361.2% · 1y
Derived+9.7M downloads / 30 days, NOV 10 → OCT 6

Adoption history

Adoption historydownloads / 30 days · 31 observations

SEP 6, 2026: 10,346,191 downloads / 30 daysSEP 7, 2026: 10,112,180 downloads / 30 daysSEP 8, 2026: 9,867,973 downloads / 30 daysSEP 9, 2026: 9,939,771 downloads / 30 daysSEP 10, 2026: 10,020,072 downloads / 30 daysSEP 11, 2026: 10,035,432 downloads / 30 daysSEP 12, 2026: 9,862,938 downloads / 30 daysSEP 13, 2026: 10,133,213 downloads / 30 daysSEP 14, 2026: 10,398,875 downloads / 30 daysSEP 15, 2026: 10,169,900 downloads / 30 daysSEP 16, 2026: 10,295,372 downloads / 30 daysSEP 17, 2026: 10,341,073 downloads / 30 daysSEP 18, 2026: 10,361,783 downloads / 30 daysSEP 19, 2026: 10,203,709 downloads / 30 daysSEP 20, 2026: 10,081,775 downloads / 30 daysSEP 21, 2026: 10,351,875 downloads / 30 daysSEP 22, 2026: 10,635,794 downloads / 30 daysSEP 23, 2026: 10,754,966 downloads / 30 daysSEP 24, 2026: 10,894,007 downloads / 30 daysSEP 25, 2026: 11,012,006 downloads / 30 daysSEP 26, 2026: 10,913,070 downloads / 30 daysSEP 27, 2026: 10,848,963 downloads / 30 daysSEP 28, 2026: 11,238,840 downloads / 30 daysSEP 29, 2026: 11,631,327 downloads / 30 daysSEP 30, 2026: 11,824,804 downloads / 30 daysOCT 1, 2026: 11,996,878 downloads / 30 daysOCT 2, 2026: 12,059,778 downloads / 30 daysOCT 3, 2026: 12,453,878 downloads / 30 daysOCT 4, 2026: 12,404,731 downloads / 30 daysOCT 5, 2026: 12,109,047 downloads / 30 daysOCT 6, 2026: 12,404,731 downloads / 30 days
Table of observations (31)
Daydownloads / 30 daysDependents
OCT 6, 202612,404,731Not observed
OCT 5, 202612,109,047Not observed
OCT 4, 202612,404,731Not observed
OCT 3, 202612,453,878Not observed
OCT 2, 202612,059,778Not observed
OCT 1, 202611,996,878Not observed
SEP 30, 202611,824,804Not observed
SEP 29, 202611,631,327Not observed
SEP 28, 202611,238,840Not observed
SEP 27, 202610,848,963Not observed
SEP 26, 202610,913,070Not observed
SEP 25, 202611,012,006Not observed
SEP 24, 202610,894,007Not observed
SEP 23, 202610,754,966Not observed
SEP 22, 202610,635,794Not observed
SEP 21, 202610,351,875Not observed
SEP 20, 202610,081,775Not observed
SEP 19, 202610,203,709Not observed
SEP 18, 202610,361,783Not observed
SEP 17, 202610,341,073Not observed
SEP 16, 202610,295,372Not observed
SEP 15, 202610,169,900Not observed
SEP 14, 202610,398,875Not observed
SEP 13, 202610,133,213Not observed
SEP 12, 20269,862,938Not observed
SEP 11, 202610,035,432Not observed
SEP 10, 202610,020,072Not observed
SEP 9, 20269,939,771Not observed
SEP 8, 20269,867,973Not observed
SEP 7, 202610,112,180Not observed
SEP 6, 202610,346,191Not observed

Facts from the registry

Latest version
v0.0.1
1 version
First published
MAR 27, 2025
Last release
MAR 27, 2025
19mo ago
Licence
Apache-2.0

Repository

In the Crest catalog

GoogleChrome/lighthouse

Automated auditing, performance metrics, and best practices for the web.

Stars
30.8K
Forks
9.8K
Language
JavaScript
Last push
23d ago
Last release
36d ago

Linked by the package’s own registry metadata.GitHub (opens in a new tab)

Dependencies latest version · v0.0.1

No dependencies are recorded for the latest version.

Related news

No published news event mentions this package or its repository yet.