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Package · npm

is-set

npm · v2.0.3 · MIT

Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Not filed under any category yet: no assignment reached confidence 0.5.

Install

npm install is-set

Adoption

Downloads (30 days)
314.7M
Observeddownloads / 30 days
Popularity
Top 10% on npm
Derived97th percentile within npm
Dependents
806
Observedpackages that depend on it
Maintenance
0.05
DerivedRelease cadence and recency, 0 to 1
Releases per year
0.6
5 versions 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
Collectinghistory
Collecting
30 days
−3.2% · 30d
Derived−10.4M downloads / 30 days, SEP 24 → OCT 24
90 days
+9.6% · 90d
Derived+27.7M downloads / 30 days, JUL 26 → OCT 24
1 year
+99.1% · 1y
Derived+156.6M downloads / 30 days, NOV 3 → OCT 24

Adoption historydownloads / 30 days · 111 observations

NOV 3, 2025: 158,093,208 downloads / 30 daysNOV 10, 2025: 160,749,266 downloads / 30 daysNOV 17, 2025: 162,284,326 downloads / 30 daysNOV 24, 2025: 161,027,945 downloads / 30 daysDEC 1, 2025: 160,997,606 downloads / 30 daysDEC 8, 2025: 164,678,877 downloads / 30 daysDEC 15, 2025: 167,032,724 downloads / 30 daysDEC 22, 2025: 164,799,227 downloads / 30 daysDEC 29, 2025: 149,459,984 downloads / 30 daysJAN 5, 2026: 132,692,389 downloads / 30 daysJAN 12, 2026: 129,932,712 downloads / 30 daysJAN 19, 2026: 141,694,182 downloads / 30 daysJAN 26, 2026: 160,735,749 downloads / 30 daysFEB 2, 2026: 183,023,466 downloads / 30 daysFEB 9, 2026: 191,704,006 downloads / 30 daysFEB 16, 2026: 190,340,028 downloads / 30 daysFEB 23, 2026: 194,387,058 downloads / 30 daysMAR 2, 2026: 203,256,002 downloads / 30 daysMAR 9, 2026: 211,574,524 downloads / 30 daysMAR 16, 2026: 220,890,376 downloads / 30 daysMAR 23, 2026: 229,127,194 downloads / 30 daysMAR 30, 2026: 233,795,217 downloads / 30 daysAPR 6, 2026: 232,097,933 downloads / 30 daysAPR 13, 2026: 232,976,116 downloads / 30 daysAPR 20, 2026: 235,405,280 downloads / 30 daysAPR 27, 2026: 237,630,143 downloads / 30 daysMAY 4, 2026: 240,158,133 downloads / 30 daysMAY 11, 2026: 247,414,369 downloads / 30 daysMAY 18, 2026: 253,705,970 downloads / 30 daysMAY 25, 2026: 257,795,159 downloads / 30 daysJUN 1, 2026: 263,207,259 downloads / 30 daysJUN 8, 2026: 257,612,410 downloads / 30 daysJUN 15, 2026: 261,369,139 downloads / 30 daysJUN 22, 2026: 265,386,908 downloads / 30 daysJUN 29, 2026: 269,567,688 downloads / 30 daysJUL 6, 2026: 279,419,213 downloads / 30 daysJUL 13, 2026: 279,588,605 downloads / 30 daysJUL 20, 2026: 285,158,225 downloads / 30 daysJUL 26, 2026: 287,054,574 downloads / 30 daysJUL 27, 2026: 295,166,018 downloads / 30 daysJUL 28, 2026: 303,811,727 downloads / 30 daysJUL 29, 2026: 305,909,706 downloads / 30 daysJUL 30, 2026: 307,530,250 downloads / 30 daysJUL 31, 2026: 307,823,614 downloads / 30 daysAUG 1, 2026: 302,778,320 downloads / 30 daysAUG 2, 2026: 299,966,681 downloads / 30 daysAUG 3, 2026: 308,347,547 downloads / 30 daysAUG 4, 2026: 317,442,547 downloads / 30 daysAUG 5, 2026: 319,967,758 downloads / 30 daysAUG 6, 2026: 319,339,997 downloads / 30 daysAUG 7, 2026: 319,604,635 downloads / 30 daysAUG 8, 2026: 314,087,804 downloads / 30 daysAUG 9, 2026: 309,420,502 downloads / 30 daysAUG 10, 2026: 317,045,536 downloads / 30 daysAUG 11, 2026: 330,731,225 downloads / 30 daysAUG 12, 2026: 331,826,353 downloads / 30 daysAUG 13, 2026: 332,695,855 downloads / 30 daysAUG 14, 2026: 320,445,996 downloads / 30 daysAUG 15, 2026: 314,717,643 downloads / 30 daysAUG 16, 2026: 310,095,359 downloads / 30 daysAUG 17, 2026: 316,640,313 downloads / 30 daysAUG 18, 2026: 324,894,392 downloads / 30 daysAUG 19, 2026: 326,449,726 downloads / 30 daysAUG 20, 2026: 326,776,770 downloads / 30 daysAUG 21, 2026: 325,745,480 downloads / 30 daysAUG 22, 2026: 319,285,822 downloads / 30 daysAUG 23, 2026: 314,175,349 downloads / 30 daysAUG 24, 2026: 321,781,683 downloads / 30 daysAUG 25, 2026: 329,977,433 downloads / 30 daysAUG 26, 2026: 330,818,025 downloads / 30 daysAUG 27, 2026: 331,426,702 downloads / 30 daysAUG 28, 2026: 330,767,711 downloads / 30 daysAUG 29, 2026: 324,187,251 downloads / 30 daysAUG 30, 2026: 319,315,847 downloads / 30 daysAUG 31, 2026: 326,370,066 downloads / 30 daysSEP 1, 2026: 335,240,088 downloads / 30 daysSEP 2, 2026: 337,937,401 downloads / 30 daysSEP 3, 2026: 324,095,040 downloads / 30 daysSEP 4, 2026: 323,802,098 downloads / 30 daysSEP 5, 2026: 319,609,268 downloads / 30 daysSEP 6, 2026: 314,467,708 downloads / 30 daysSEP 7, 2026: 308,079,696 downloads / 30 daysSEP 8, 2026: 301,541,047 downloads / 30 daysSEP 9, 2026: 303,954,969 downloads / 30 daysSEP 10, 2026: 305,696,985 downloads / 30 daysSEP 11, 2026: 305,834,367 downloads / 30 daysSEP 12, 2026: 299,261,160 downloads / 30 daysSEP 13, 2026: 306,673,126 downloads / 30 daysSEP 14, 2026: 315,387,913 downloads / 30 daysSEP 15, 2026: 308,738,867 downloads / 30 daysSEP 16, 2026: 311,567,834 downloads / 30 daysSEP 17, 2026: 312,570,695 downloads / 30 daysSEP 18, 2026: 312,642,149 downloads / 30 daysSEP 19, 2026: 307,439,359 downloads / 30 daysSEP 20, 2026: 303,654,979 downloads / 30 daysSEP 21, 2026: 312,018,978 downloads / 30 daysSEP 22, 2026: 320,857,138 downloads / 30 daysSEP 23, 2026: 323,282,614 downloads / 30 daysSEP 24, 2026: 325,165,289 downloads / 30 daysSEP 25, 2026: 325,791,387 downloads / 30 daysSEP 26, 2026: 319,594,948 downloads / 30 daysSEP 27, 2026: 315,183,914 downloads / 30 daysSEP 28, 2026: 325,553,091 downloads / 30 daysSEP 29, 2026: 336,124,960 downloads / 30 daysSEP 30, 2026: 340,042,764 downloads / 30 daysOCT 1, 2026: 342,778,002 downloads / 30 daysOCT 2, 2026: 342,331,939 downloads / 30 daysOCT 3, 2026: 351,182,553 downloads / 30 daysOCT 4, 2026: 346,663,191 downloads / 30 daysOCT 5, 2026: 346,663,191 downloads / 30 daysOCT 24, 2026: 314,740,818 downloads / 30 days
Table of observations (112)
Daydownloads / 30 daysDependents
OCT 24, 2026314,740,818806
OCT 5, 2026346,663,191Not observed
OCT 4, 2026346,663,191Not observed
OCT 3, 2026351,182,553Not observed
OCT 2, 2026342,331,939Not observed
OCT 1, 2026342,778,002Not observed
SEP 30, 2026340,042,764Not observed
SEP 29, 2026336,124,960Not observed
SEP 28, 2026325,553,091Not observed
SEP 27, 2026315,183,914Not observed
SEP 26, 2026319,594,948Not observed
SEP 25, 2026325,791,387Not observed
SEP 24, 2026325,165,289Not observed
SEP 23, 2026323,282,614Not observed
SEP 22, 2026320,857,138Not observed
SEP 21, 2026312,018,978Not observed
SEP 20, 2026303,654,979Not observed
SEP 19, 2026307,439,359Not observed
SEP 18, 2026312,642,149Not observed
SEP 17, 2026312,570,695Not observed
SEP 16, 2026311,567,834Not observed
SEP 15, 2026308,738,867Not observed
SEP 14, 2026315,387,913Not observed
SEP 13, 2026306,673,126Not observed
SEP 12, 2026299,261,160Not observed
SEP 11, 2026305,834,367Not observed
SEP 10, 2026305,696,985Not observed
SEP 9, 2026303,954,969Not observed
SEP 8, 2026301,541,047Not observed
SEP 7, 2026308,079,696Not observed
SEP 6, 2026314,467,708Not observed
SEP 5, 2026319,609,268Not observed
SEP 4, 2026323,802,098Not observed
SEP 3, 2026324,095,040Not observed
SEP 2, 2026337,937,401Not observed
SEP 1, 2026335,240,088Not observed
AUG 31, 2026326,370,066Not observed
AUG 30, 2026319,315,847Not observed
AUG 29, 2026324,187,251Not observed
AUG 28, 2026330,767,711Not observed
AUG 27, 2026331,426,702Not observed
AUG 26, 2026330,818,025Not observed
AUG 25, 2026329,977,433Not observed
AUG 24, 2026321,781,683Not observed
AUG 23, 2026314,175,349Not observed
AUG 22, 2026319,285,822Not observed
AUG 21, 2026325,745,480Not observed
AUG 20, 2026326,776,770Not observed
AUG 19, 2026326,449,726Not observed
AUG 18, 2026324,894,392Not observed
AUG 17, 2026316,640,313Not observed
AUG 16, 2026310,095,359Not observed
AUG 15, 2026314,717,643Not observed
AUG 14, 2026320,445,996Not observed
AUG 13, 2026332,695,855Not observed
AUG 12, 2026331,826,353Not observed
AUG 11, 2026330,731,225Not observed
AUG 10, 2026317,045,536Not observed
AUG 9, 2026309,420,502Not observed
AUG 8, 2026314,087,804Not observed
AUG 7, 2026319,604,635Not observed
AUG 6, 2026319,339,997Not observed
AUG 5, 2026319,967,758Not observed
AUG 4, 2026317,442,547Not observed
AUG 3, 2026308,347,547Not observed
AUG 2, 2026299,966,681Not observed
AUG 1, 2026302,778,320Not observed
JUL 31, 2026307,823,614Not observed
JUL 30, 2026307,530,250Not observed
JUL 29, 2026305,909,706Not observed
JUL 28, 2026303,811,727Not observed
JUL 27, 2026295,166,018Not observed
JUL 26, 2026287,054,574Not observed
JUL 20, 2026285,158,225Not observed
JUL 13, 2026279,588,605Not observed
JUL 6, 2026279,419,213Not observed
JUN 29, 2026269,567,688Not observed
JUN 22, 2026265,386,908Not observed
JUN 15, 2026261,369,139Not observed
JUN 8, 2026257,612,410Not observed
JUN 1, 2026263,207,259Not observed
MAY 25, 2026257,795,159Not observed
MAY 18, 2026253,705,970Not observed
MAY 11, 2026247,414,369Not observed
MAY 4, 2026240,158,133Not observed
APR 27, 2026237,630,143Not observed
APR 20, 2026235,405,280Not observed
APR 13, 2026232,976,116Not observed
APR 6, 2026232,097,933Not observed
MAR 30, 2026233,795,217Not observed
MAR 23, 2026229,127,194Not observed
MAR 16, 2026220,890,376Not observed
MAR 9, 2026211,574,524Not observed
MAR 2, 2026203,256,002Not observed
FEB 23, 2026194,387,058Not observed
FEB 16, 2026190,340,028Not observed
FEB 9, 2026191,704,006Not observed
FEB 2, 2026183,023,466Not observed
JAN 26, 2026160,735,749Not observed
JAN 19, 2026141,694,182Not observed
JAN 12, 2026129,932,712Not observed
JAN 5, 2026132,692,389Not observed
DEC 29, 2025149,459,984Not observed
DEC 22, 2025164,799,227Not observed
DEC 15, 2025167,032,724Not observed
DEC 8, 2025164,678,877Not observed
DEC 1, 2025160,997,606Not observed
NOV 24, 2025161,027,945Not observed
NOV 17, 2025162,284,326Not observed
NOV 10, 2025160,749,266Not observed
NOV 3, 2025158,093,208Not observed
OCT 27, 2025Not observedNot observed

Facts from the registry

Latest version
v2.0.3
5 versions
First published
FEB 18, 2015
Last release
MAR 8, 2024
3y ago
Licence
MIT
Links
npm page
Homepage · github.com
Source · github.com

Repository

Not in the Crest catalog

inspect-js/is-set

The catalog tracks GitHub repositories with more than 500 stars; this one has no Crest page, so its figures are not shown here.

Dependencies latest version · v2.0.3

No dependencies are recorded for the latest version.

Related packages

No related package is in the catalog yet.

Related news

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