Get Started

Package · npm

side-channel-weakmap

npm · v1.0.2 · MIT

Store information about any JS value in a side channel. Uses WeakMap if available.

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

Install

npm install side-channel-weakmap

Adoption

Downloads (30 days)
590M
Observeddownloads / 30 days
Popularity
Top 1% on npm
Derived99th percentile within npm
Dependents
146
Observedpackages that depend on it
Maintenance
0.14
DerivedRelease cadence and recency, 0 to 1
Releases per year
1095
3 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
+2.0% · 30d
Derived+11.5M downloads / 30 days, SEP 24 → OCT 24
90 days
+20.8% · 90d
Derived+101.6M downloads / 30 days, JUL 26 → OCT 24
1 year
+175.7% · 1y
Derived+376M downloads / 30 days, NOV 3 → OCT 24

Adoption historydownloads / 30 days · 111 observations

NOV 3, 2025: 214,002,600 downloads / 30 daysNOV 10, 2025: 218,240,645 downloads / 30 daysNOV 17, 2025: 220,639,344 downloads / 30 daysNOV 24, 2025: 221,571,545 downloads / 30 daysDEC 1, 2025: 221,507,775 downloads / 30 daysDEC 8, 2025: 227,329,860 downloads / 30 daysDEC 15, 2025: 232,210,195 downloads / 30 daysDEC 22, 2025: 231,141,054 downloads / 30 daysDEC 29, 2025: 213,328,064 downloads / 30 daysJAN 5, 2026: 192,668,531 downloads / 30 daysJAN 12, 2026: 191,070,217 downloads / 30 daysJAN 19, 2026: 205,924,559 downloads / 30 daysJAN 26, 2026: 234,181,369 downloads / 30 daysFEB 2, 2026: 267,398,416 downloads / 30 daysFEB 9, 2026: 282,725,993 downloads / 30 daysFEB 16, 2026: 275,707,084 downloads / 30 daysFEB 23, 2026: 285,872,498 downloads / 30 daysMAR 2, 2026: 302,583,427 downloads / 30 daysMAR 9, 2026: 319,350,478 downloads / 30 daysMAR 16, 2026: 337,281,088 downloads / 30 daysMAR 23, 2026: 364,179,474 downloads / 30 daysMAR 30, 2026: 375,487,479 downloads / 30 daysAPR 6, 2026: 375,509,430 downloads / 30 daysAPR 13, 2026: 377,949,456 downloads / 30 daysAPR 20, 2026: 382,641,760 downloads / 30 daysAPR 27, 2026: 384,130,211 downloads / 30 daysMAY 4, 2026: 385,375,848 downloads / 30 daysMAY 11, 2026: 396,503,864 downloads / 30 daysMAY 18, 2026: 405,730,316 downloads / 30 daysMAY 25, 2026: 417,713,195 downloads / 30 daysJUN 1, 2026: 433,383,001 downloads / 30 daysJUN 8, 2026: 419,867,735 downloads / 30 daysJUN 15, 2026: 428,018,363 downloads / 30 daysJUN 22, 2026: 433,262,897 downloads / 30 daysJUN 29, 2026: 437,195,664 downloads / 30 daysJUL 6, 2026: 462,944,471 downloads / 30 daysJUL 13, 2026: 464,798,605 downloads / 30 daysJUL 20, 2026: 479,219,874 downloads / 30 daysJUL 26, 2026: 488,408,223 downloads / 30 daysJUL 27, 2026: 502,350,828 downloads / 30 daysJUL 28, 2026: 516,944,190 downloads / 30 daysJUL 29, 2026: 521,557,999 downloads / 30 daysJUL 30, 2026: 525,750,616 downloads / 30 daysJUL 31, 2026: 527,395,102 downloads / 30 daysAUG 1, 2026: 520,209,300 downloads / 30 daysAUG 2, 2026: 516,483,993 downloads / 30 daysAUG 3, 2026: 530,633,985 downloads / 30 daysAUG 4, 2026: 545,960,442 downloads / 30 daysAUG 5, 2026: 550,873,594 downloads / 30 daysAUG 6, 2026: 550,504,289 downloads / 30 daysAUG 7, 2026: 552,074,412 downloads / 30 daysAUG 8, 2026: 544,093,513 downloads / 30 daysAUG 9, 2026: 537,293,041 downloads / 30 daysAUG 10, 2026: 550,169,051 downloads / 30 daysAUG 11, 2026: 573,947,193 downloads / 30 daysAUG 12, 2026: 576,893,060 downloads / 30 daysAUG 13, 2026: 579,144,049 downloads / 30 daysAUG 14, 2026: 558,263,004 downloads / 30 daysAUG 15, 2026: 549,233,397 downloads / 30 daysAUG 16, 2026: 542,124,481 downloads / 30 daysAUG 17, 2026: 553,351,565 downloads / 30 daysAUG 18, 2026: 567,393,027 downloads / 30 daysAUG 19, 2026: 570,969,744 downloads / 30 daysAUG 20, 2026: 572,049,003 downloads / 30 daysAUG 21, 2026: 571,066,035 downloads / 30 daysAUG 22, 2026: 560,932,248 downloads / 30 daysAUG 23, 2026: 552,917,572 downloads / 30 daysAUG 24, 2026: 565,693,366 downloads / 30 daysAUG 25, 2026: 579,728,296 downloads / 30 daysAUG 26, 2026: 581,729,857 downloads / 30 daysAUG 27, 2026: 583,089,615 downloads / 30 daysAUG 28, 2026: 582,224,312 downloads / 30 daysAUG 29, 2026: 571,567,932 downloads / 30 daysAUG 30, 2026: 563,764,327 downloads / 30 daysAUG 31, 2026: 575,604,258 downloads / 30 daysSEP 1, 2026: 590,536,860 downloads / 30 daysSEP 2, 2026: 595,376,655 downloads / 30 daysSEP 3, 2026: 571,401,825 downloads / 30 daysSEP 4, 2026: 571,678,109 downloads / 30 daysSEP 5, 2026: 565,739,955 downloads / 30 daysSEP 6, 2026: 557,776,538 downloads / 30 daysSEP 7, 2026: 546,003,420 downloads / 30 daysSEP 8, 2026: 534,036,644 downloads / 30 daysSEP 9, 2026: 538,681,552 downloads / 30 daysSEP 10, 2026: 542,130,144 downloads / 30 daysSEP 11, 2026: 542,924,915 downloads / 30 daysSEP 12, 2026: 532,496,952 downloads / 30 daysSEP 13, 2026: 546,092,070 downloads / 30 daysSEP 14, 2026: 560,533,044 downloads / 30 daysSEP 15, 2026: 548,370,157 downloads / 30 daysSEP 16, 2026: 553,522,904 downloads / 30 daysSEP 17, 2026: 555,823,823 downloads / 30 daysSEP 18, 2026: 556,389,732 downloads / 30 daysSEP 19, 2026: 546,717,181 downloads / 30 daysSEP 20, 2026: 539,473,205 downloads / 30 daysSEP 21, 2026: 553,859,718 downloads / 30 daysSEP 22, 2026: 569,438,645 downloads / 30 daysSEP 23, 2026: 574,695,240 downloads / 30 daysSEP 24, 2026: 578,473,971 downloads / 30 daysSEP 25, 2026: 580,236,322 downloads / 30 daysSEP 26, 2026: 570,495,584 downloads / 30 daysSEP 27, 2026: 563,892,838 downloads / 30 daysSEP 28, 2026: 582,014,707 downloads / 30 daysSEP 29, 2026: 600,534,998 downloads / 30 daysSEP 30, 2026: 607,713,425 downloads / 30 daysOCT 1, 2026: 613,058,417 downloads / 30 daysOCT 2, 2026: 613,562,227 downloads / 30 daysOCT 3, 2026: 630,262,467 downloads / 30 daysOCT 4, 2026: 622,806,487 downloads / 30 daysOCT 5, 2026: 622,806,487 downloads / 30 daysOCT 24, 2026: 589,986,745 downloads / 30 days
Table of observations (116)
Daydownloads / 30 daysDependents
OCT 24, 2026589,986,745146
OCT 5, 2026622,806,487Not observed
OCT 4, 2026622,806,487Not observed
OCT 3, 2026630,262,467Not observed
OCT 2, 2026613,562,227Not observed
OCT 1, 2026613,058,417Not observed
SEP 30, 2026607,713,425Not observed
SEP 29, 2026600,534,998Not observed
SEP 28, 2026582,014,707Not observed
SEP 27, 2026563,892,838Not observed
SEP 26, 2026570,495,584Not observed
SEP 25, 2026580,236,322Not observed
SEP 24, 2026578,473,971Not observed
SEP 23, 2026574,695,240Not observed
SEP 22, 2026569,438,645Not observed
SEP 21, 2026553,859,718Not observed
SEP 20, 2026539,473,205Not observed
SEP 19, 2026546,717,181Not observed
SEP 18, 2026556,389,732Not observed
SEP 17, 2026555,823,823Not observed
SEP 16, 2026553,522,904Not observed
SEP 15, 2026548,370,157Not observed
SEP 14, 2026560,533,044Not observed
SEP 13, 2026546,092,070Not observed
SEP 12, 2026532,496,952Not observed
SEP 11, 2026542,924,915Not observed
SEP 10, 2026542,130,144Not observed
SEP 9, 2026538,681,552Not observed
SEP 8, 2026534,036,644Not observed
SEP 7, 2026546,003,420Not observed
SEP 6, 2026557,776,538Not observed
SEP 5, 2026565,739,955Not observed
SEP 4, 2026571,678,109Not observed
SEP 3, 2026571,401,825Not observed
SEP 2, 2026595,376,655Not observed
SEP 1, 2026590,536,860Not observed
AUG 31, 2026575,604,258Not observed
AUG 30, 2026563,764,327Not observed
AUG 29, 2026571,567,932Not observed
AUG 28, 2026582,224,312Not observed
AUG 27, 2026583,089,615Not observed
AUG 26, 2026581,729,857Not observed
AUG 25, 2026579,728,296Not observed
AUG 24, 2026565,693,366Not observed
AUG 23, 2026552,917,572Not observed
AUG 22, 2026560,932,248Not observed
AUG 21, 2026571,066,035Not observed
AUG 20, 2026572,049,003Not observed
AUG 19, 2026570,969,744Not observed
AUG 18, 2026567,393,027Not observed
AUG 17, 2026553,351,565Not observed
AUG 16, 2026542,124,481Not observed
AUG 15, 2026549,233,397Not observed
AUG 14, 2026558,263,004Not observed
AUG 13, 2026579,144,049Not observed
AUG 12, 2026576,893,060Not observed
AUG 11, 2026573,947,193Not observed
AUG 10, 2026550,169,051Not observed
AUG 9, 2026537,293,041Not observed
AUG 8, 2026544,093,513Not observed
AUG 7, 2026552,074,412Not observed
AUG 6, 2026550,504,289Not observed
AUG 5, 2026550,873,594Not observed
AUG 4, 2026545,960,442Not observed
AUG 3, 2026530,633,985Not observed
AUG 2, 2026516,483,993Not observed
AUG 1, 2026520,209,300Not observed
JUL 31, 2026527,395,102Not observed
JUL 30, 2026525,750,616Not observed
JUL 29, 2026521,557,999Not observed
JUL 28, 2026516,944,190Not observed
JUL 27, 2026502,350,828Not observed
JUL 26, 2026488,408,223Not observed
JUL 20, 2026479,219,874Not observed
JUL 13, 2026464,798,605Not observed
JUL 6, 2026462,944,471Not observed
JUN 29, 2026437,195,664Not observed
JUN 22, 2026433,262,897Not observed
JUN 15, 2026428,018,363Not observed
JUN 8, 2026419,867,735Not observed
JUN 1, 2026433,383,001Not observed
MAY 25, 2026417,713,195Not observed
MAY 18, 2026405,730,316Not observed
MAY 11, 2026396,503,864Not observed
MAY 4, 2026385,375,848Not observed
APR 27, 2026384,130,211Not observed
APR 20, 2026382,641,760Not observed
APR 13, 2026377,949,456Not observed
APR 6, 2026375,509,430Not observed
MAR 30, 2026375,487,479Not observed
MAR 23, 2026364,179,474Not observed
MAR 16, 2026337,281,088Not observed
MAR 9, 2026319,350,478Not observed
MAR 2, 2026302,583,427Not observed
FEB 23, 2026285,872,498Not observed
FEB 16, 2026275,707,084Not observed
FEB 9, 2026282,725,993Not observed
FEB 2, 2026267,398,416Not observed
JAN 26, 2026234,181,369Not observed
JAN 19, 2026205,924,559Not observed
JAN 12, 2026191,070,217Not observed
JAN 5, 2026192,668,531Not observed
DEC 29, 2025213,328,064Not observed
DEC 22, 2025231,141,054Not observed
DEC 15, 2025232,210,195Not observed
DEC 8, 2025227,329,860Not observed
DEC 1, 2025221,507,775Not observed
NOV 24, 2025221,571,545Not observed
NOV 17, 2025220,639,344Not observed
NOV 10, 2025218,240,645Not observed
NOV 3, 2025214,002,600Not observed
OCT 27, 2025Not observedNot observed
OCT 20, 2025Not observedNot observed
OCT 13, 2025Not observedNot observed
OCT 6, 2025Not observedNot observed
OCT 5, 2025Not observedNot observed

Facts from the registry

Latest version
v1.0.2
3 versions
First published
DEC 10, 2024
Last release
DEC 11, 2024
23mo ago
Licence
MIT
Links
npm page
Homepage · github.com
Source · github.com

Repository

Not in the Crest catalog

ljharb/side-channel-weakmap

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 · v1.0.2

Runtime 5

  • call-bound^1.0.2
  • es-errors^1.3.0
  • get-intrinsic^1.2.5
  • object-inspect^1.13.3
  • side-channel-map^1.0.1

Related packages

No related package is in the catalog yet.

Related news

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