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Package · npm

@mcap/core

npm · v2.3.0 · MIT

MCAP file support in TypeScript

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 @mcap/core

Adoption

Downloads (30 days)
384.8K
Observeddownloads / 30 days
Popularity
Lower half on npm
Derived32nd percentile within npm
Dependents
Collectinghistory
Collecting
Maintenance
0.82
DerivedRelease cadence and recency, 0 to 1
Releases per year
5.8
26 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
+4.4% · 7d
Derived+16.1K downloads / 30 days, SEP 30 → OCT 7
30 days
+31.9% · 30d
Derived+93K downloads / 30 days, SEP 7 → OCT 7
90 days
+116.0% · 90d
Derived+206.6K downloads / 30 days, JUL 6 → OCT 7
1 year
+2110.6% · 1y
Derived+367.4K downloads / 30 days, OCT 6 → OCT 7

Adoption historydownloads / 30 days · 76 observations

JUL 13, 2026: 202,763 downloads / 30 daysJUL 20, 2026: 206,182 downloads / 30 daysJUL 26, 2026: 198,073 downloads / 30 daysJUL 27, 2026: 202,624 downloads / 30 daysJUL 28, 2026: 218,416 downloads / 30 daysJUL 29, 2026: 230,888 downloads / 30 daysJUL 30, 2026: 236,641 downloads / 30 daysJUL 31, 2026: 234,275 downloads / 30 daysAUG 1, 2026: 232,621 downloads / 30 daysAUG 2, 2026: 233,950 downloads / 30 daysAUG 3, 2026: 244,760 downloads / 30 daysAUG 4, 2026: 253,522 downloads / 30 daysAUG 5, 2026: 259,337 downloads / 30 daysAUG 6, 2026: 253,172 downloads / 30 daysAUG 7, 2026: 248,862 downloads / 30 daysAUG 8, 2026: 243,513 downloads / 30 daysAUG 9, 2026: 242,159 downloads / 30 daysAUG 10, 2026: 251,920 downloads / 30 daysAUG 11, 2026: 261,686 downloads / 30 daysAUG 12, 2026: 264,773 downloads / 30 daysAUG 13, 2026: 278,647 downloads / 30 daysAUG 14, 2026: 272,330 downloads / 30 daysAUG 15, 2026: 270,122 downloads / 30 daysAUG 16, 2026: 267,982 downloads / 30 daysAUG 17, 2026: 272,994 downloads / 30 daysAUG 18, 2026: 277,344 downloads / 30 daysAUG 19, 2026: 281,086 downloads / 30 daysAUG 20, 2026: 286,986 downloads / 30 daysAUG 21, 2026: 290,206 downloads / 30 daysAUG 22, 2026: 285,922 downloads / 30 daysAUG 23, 2026: 281,968 downloads / 30 daysAUG 24, 2026: 294,575 downloads / 30 daysAUG 25, 2026: 302,782 downloads / 30 daysAUG 26, 2026: 308,847 downloads / 30 daysAUG 27, 2026: 308,981 downloads / 30 daysAUG 28, 2026: 305,454 downloads / 30 daysAUG 29, 2026: 294,315 downloads / 30 daysAUG 30, 2026: 287,434 downloads / 30 daysAUG 31, 2026: 297,408 downloads / 30 daysSEP 1, 2026: 309,161 downloads / 30 daysSEP 2, 2026: 310,833 downloads / 30 daysSEP 3, 2026: 301,231 downloads / 30 daysSEP 4, 2026: 300,218 downloads / 30 daysSEP 5, 2026: 298,959 downloads / 30 daysSEP 6, 2026: 296,747 downloads / 30 daysSEP 7, 2026: 291,800 downloads / 30 daysSEP 8, 2026: 286,439 downloads / 30 daysSEP 9, 2026: 290,569 downloads / 30 daysSEP 10, 2026: 296,960 downloads / 30 daysSEP 11, 2026: 303,671 downloads / 30 daysSEP 12, 2026: 291,542 downloads / 30 daysSEP 13, 2026: 295,078 downloads / 30 daysSEP 14, 2026: 306,892 downloads / 30 daysSEP 15, 2026: 299,803 downloads / 30 daysSEP 16, 2026: 310,737 downloads / 30 daysSEP 17, 2026: 325,272 downloads / 30 daysSEP 18, 2026: 336,009 downloads / 30 daysSEP 19, 2026: 329,503 downloads / 30 daysSEP 20, 2026: 330,449 downloads / 30 daysSEP 21, 2026: 339,851 downloads / 30 daysSEP 22, 2026: 344,250 downloads / 30 daysSEP 23, 2026: 348,019 downloads / 30 daysSEP 24, 2026: 358,396 downloads / 30 daysSEP 25, 2026: 362,695 downloads / 30 daysSEP 26, 2026: 357,866 downloads / 30 daysSEP 27, 2026: 347,666 downloads / 30 daysSEP 28, 2026: 359,307 downloads / 30 daysSEP 29, 2026: 371,615 downloads / 30 daysSEP 30, 2026: 368,685 downloads / 30 daysOCT 1, 2026: 371,868 downloads / 30 daysOCT 2, 2026: 382,624 downloads / 30 daysOCT 3, 2026: 392,424 downloads / 30 daysOCT 4, 2026: 385,764 downloads / 30 daysOCT 5, 2026: 394,412 downloads / 30 daysOCT 6, 2026: 384,761 downloads / 30 daysOCT 7, 2026: 384,761 downloads / 30 days
Table of observations (76)
Daydownloads / 30 daysDependents
OCT 7, 2026384,761Not observed
OCT 6, 2026384,761Not observed
OCT 5, 2026394,412Not observed
OCT 4, 2026385,764Not observed
OCT 3, 2026392,424Not observed
OCT 2, 2026382,624Not observed
OCT 1, 2026371,868Not observed
SEP 30, 2026368,685Not observed
SEP 29, 2026371,615Not observed
SEP 28, 2026359,307Not observed
SEP 27, 2026347,666Not observed
SEP 26, 2026357,866Not observed
SEP 25, 2026362,695Not observed
SEP 24, 2026358,396Not observed
SEP 23, 2026348,019Not observed
SEP 22, 2026344,250Not observed
SEP 21, 2026339,851Not observed
SEP 20, 2026330,449Not observed
SEP 19, 2026329,503Not observed
SEP 18, 2026336,009Not observed
SEP 17, 2026325,272Not observed
SEP 16, 2026310,737Not observed
SEP 15, 2026299,803Not observed
SEP 14, 2026306,892Not observed
SEP 13, 2026295,078Not observed
SEP 12, 2026291,542Not observed
SEP 11, 2026303,671Not observed
SEP 10, 2026296,960Not observed
SEP 9, 2026290,569Not observed
SEP 8, 2026286,439Not observed
SEP 7, 2026291,800Not observed
SEP 6, 2026296,747Not observed
SEP 5, 2026298,959Not observed
SEP 4, 2026300,218Not observed
SEP 3, 2026301,231Not observed
SEP 2, 2026310,833Not observed
SEP 1, 2026309,161Not observed
AUG 31, 2026297,408Not observed
AUG 30, 2026287,434Not observed
AUG 29, 2026294,315Not observed
AUG 28, 2026305,454Not observed
AUG 27, 2026308,981Not observed
AUG 26, 2026308,847Not observed
AUG 25, 2026302,782Not observed
AUG 24, 2026294,575Not observed
AUG 23, 2026281,968Not observed
AUG 22, 2026285,922Not observed
AUG 21, 2026290,206Not observed
AUG 20, 2026286,986Not observed
AUG 19, 2026281,086Not observed
AUG 18, 2026277,344Not observed
AUG 17, 2026272,994Not observed
AUG 16, 2026267,982Not observed
AUG 15, 2026270,122Not observed
AUG 14, 2026272,330Not observed
AUG 13, 2026278,647Not observed
AUG 12, 2026264,773Not observed
AUG 11, 2026261,686Not observed
AUG 10, 2026251,920Not observed
AUG 9, 2026242,159Not observed
AUG 8, 2026243,513Not observed
AUG 7, 2026248,862Not observed
AUG 6, 2026253,172Not observed
AUG 5, 2026259,337Not observed
AUG 4, 2026253,522Not observed
AUG 3, 2026244,760Not observed
AUG 2, 2026233,950Not observed
AUG 1, 2026232,621Not observed
JUL 31, 2026234,275Not observed
JUL 30, 2026236,641Not observed
JUL 29, 2026230,888Not observed
JUL 28, 2026218,416Not observed
JUL 27, 2026202,624Not observed
JUL 26, 2026198,073Not observed
JUL 20, 2026206,182Not observed
JUL 13, 2026202,763Not observed

Facts from the registry

Latest version
v2.3.0
26 versions
First published
MAR 22, 2022
Last release
SEP 25, 2026
29d ago
Licence
MIT
Links
npm page
Homepage · foxglove.dev
Source · github.com

Repository

In the Crest catalog

foxglove/mcap

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

Stars
1.1K
Forks
236
Language
Rust
Last push
23d ago
Last release
29d ago

Linked by the package’s own registry metadata.GitHub

Dependencies latest version · v2.3.0

Runtime 3

  • @foxglove/crc^0.0.3
  • heap-js^2.7.1
  • tslib^2.8.1

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