In the Crest catalog
mswjs/msw
The industry standard for API mocking in JavaScript.
- Stars
- 18.2K
- Forks
- 630
- Language
- TypeScript
- Last push
- 24d ago
- Last release
- 24d ago
Linked by the package’s own registry metadata.GitHub (opens in a new tab)
Package · npm
msw
npm · v3.0.2 · MIT
The industry standard for API mocking in JavaScript.
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 mswAdoption
- Downloads (30 days)
- 87.5M
- Observeddownloads / 30 days
- Popularity
- Top 10% on npm
- Derived92nd percentile within npm
- Dependents
- Collectinghistory
- Collecting
- Maintenance
- 0.99
- DerivedRelease cadence and recency, 0 to 1
- Releases per year
- 43
- 340 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
- +2.3% · 7d
- Derived+1.9M downloads / 30 days, SEP 29 → OCT 6
- 30 days
- +10.1% · 30d
- Derived+8M downloads / 30 days, SEP 6 → OCT 6
- 90 days
- +15.9% · 90d
- Derived+12M downloads / 30 days, JUL 6 → OCT 6
- 1 year
- +196.9% · 1y
- Derived+58.1M downloads / 30 days, NOV 10 → OCT 6
Adoption history
Adoption historydownloads / 30 days · 110 observations
Table of observations (115)
| Day | downloads / 30 days | Dependents |
|---|---|---|
| OCT 6, 2026 | 87,549,356 | Not observed |
| OCT 5, 2026 | 85,991,046 | Not observed |
| OCT 4, 2026 | 87,549,356 | Not observed |
| OCT 3, 2026 | 89,188,961 | Not observed |
| OCT 2, 2026 | 87,361,672 | Not observed |
| OCT 1, 2026 | 87,515,075 | Not observed |
| SEP 30, 2026 | 86,747,205 | Not observed |
| SEP 29, 2026 | 85,601,257 | Not observed |
| SEP 28, 2026 | 82,177,894 | Not observed |
| SEP 27, 2026 | 78,949,925 | Not observed |
| SEP 26, 2026 | 80,545,327 | Not observed |
| SEP 25, 2026 | 82,786,685 | Not observed |
| SEP 24, 2026 | 82,786,557 | Not observed |
| SEP 23, 2026 | 82,257,912 | Not observed |
| SEP 22, 2026 | 81,557,428 | Not observed |
| SEP 21, 2026 | 78,775,083 | Not observed |
| SEP 20, 2026 | 76,231,254 | Not observed |
| SEP 19, 2026 | 78,013,640 | Not observed |
| SEP 18, 2026 | 80,261,517 | Not observed |
| SEP 17, 2026 | 80,322,347 | Not observed |
| SEP 16, 2026 | 79,991,248 | Not observed |
| SEP 15, 2026 | 78,962,665 | Not observed |
| SEP 14, 2026 | 80,265,573 | Not observed |
| SEP 13, 2026 | 77,457,772 | Not observed |
| SEP 12, 2026 | 76,016,310 | Not observed |
| SEP 11, 2026 | 78,280,440 | Not observed |
| SEP 10, 2026 | 78,277,153 | Not observed |
| SEP 9, 2026 | 77,669,493 | Not observed |
| SEP 8, 2026 | 76,887,074 | Not observed |
| SEP 7, 2026 | 78,228,511 | Not observed |
| SEP 6, 2026 | 79,502,676 | Not observed |
| SEP 5, 2026 | 81,249,642 | Not observed |
| SEP 4, 2026 | 82,628,546 | Not observed |
| SEP 3, 2026 | 82,640,973 | Not observed |
| SEP 2, 2026 | 86,310,220 | Not observed |
| SEP 1, 2026 | 85,389,263 | Not observed |
| AUG 31, 2026 | 82,574,637 | Not observed |
| AUG 30, 2026 | 80,288,976 | Not observed |
| AUG 29, 2026 | 81,907,939 | Not observed |
| AUG 28, 2026 | 84,064,995 | Not observed |
| AUG 27, 2026 | 84,327,326 | Not observed |
| AUG 26, 2026 | 84,137,540 | Not observed |
| AUG 25, 2026 | 83,810,747 | Not observed |
| AUG 24, 2026 | 81,151,034 | Not observed |
| AUG 23, 2026 | 78,695,099 | Not observed |
| AUG 22, 2026 | 80,351,029 | Not observed |
| AUG 21, 2026 | 82,492,737 | Not observed |
| AUG 20, 2026 | 82,866,549 | Not observed |
| AUG 19, 2026 | 82,883,519 | Not observed |
| AUG 18, 2026 | 82,392,883 | Not observed |
| AUG 17, 2026 | 79,864,721 | Not observed |
| AUG 16, 2026 | 78,005,554 | Not observed |
| AUG 15, 2026 | 79,705,394 | Not observed |
| AUG 14, 2026 | 81,899,141 | Not observed |
| AUG 13, 2026 | 85,392,960 | Not observed |
| AUG 12, 2026 | 85,279,594 | Not observed |
| AUG 11, 2026 | 84,998,109 | Not observed |
| AUG 10, 2026 | 81,387,193 | Not observed |
| AUG 9, 2026 | 79,118,637 | Not observed |
| AUG 8, 2026 | 80,759,388 | Not observed |
| AUG 7, 2026 | 82,896,359 | Not observed |
| AUG 6, 2026 | 83,080,001 | Not observed |
| AUG 5, 2026 | 83,892,948 | Not observed |
| AUG 4, 2026 | 83,540,020 | Not observed |
| AUG 3, 2026 | 80,960,189 | Not observed |
| AUG 2, 2026 | 78,585,911 | Not observed |
| AUG 1, 2026 | 79,667,688 | Not observed |
| JUL 31, 2026 | 81,556,606 | Not observed |
| JUL 30, 2026 | 81,653,126 | Not observed |
| JUL 29, 2026 | 81,307,400 | Not observed |
| JUL 28, 2026 | 80,834,400 | Not observed |
| JUL 27, 2026 | 78,337,933 | Not observed |
| JUL 26, 2026 | 76,057,974 | Not observed |
| JUL 20, 2026 | 76,601,972 | Not observed |
| JUL 13, 2026 | 75,559,978 | Not observed |
| JUL 6, 2026 | 75,545,428 | Not observed |
| JUN 29, 2026 | 73,956,017 | Not observed |
| JUN 22, 2026 | 73,486,931 | Not observed |
| JUN 15, 2026 | 73,703,807 | Not observed |
| JUN 8, 2026 | 73,539,229 | Not observed |
| JUN 1, 2026 | 75,136,715 | Not observed |
| MAY 25, 2026 | 72,700,695 | Not observed |
| MAY 18, 2026 | 70,223,290 | Not observed |
| MAY 11, 2026 | 67,500,828 | Not observed |
| MAY 4, 2026 | 63,864,664 | Not observed |
| APR 27, 2026 | 61,506,603 | Not observed |
| APR 20, 2026 | 59,151,181 | Not observed |
| APR 13, 2026 | 56,296,945 | Not observed |
| APR 6, 2026 | 53,396,244 | Not observed |
| MAR 30, 2026 | 52,379,988 | Not observed |
| MAR 23, 2026 | 49,944,462 | Not observed |
| MAR 16, 2026 | 47,248,351 | Not observed |
| MAR 9, 2026 | 45,198,866 | Not observed |
| MAR 2, 2026 | 43,264,885 | Not observed |
| FEB 23, 2026 | 41,391,541 | Not observed |
| FEB 16, 2026 | 39,998,438 | Not observed |
| FEB 9, 2026 | 38,601,599 | Not observed |
| FEB 2, 2026 | 36,643,818 | Not observed |
| JAN 26, 2026 | 31,006,432 | Not observed |
| JAN 19, 2026 | 26,001,887 | Not observed |
| JAN 12, 2026 | 25,195,567 | Not observed |
| JAN 5, 2026 | 25,129,570 | Not observed |
| DEC 29, 2025 | 28,651,028 | Not observed |
| DEC 22, 2025 | 31,525,676 | Not observed |
| DEC 15, 2025 | 31,804,742 | Not observed |
| DEC 8, 2025 | 31,107,631 | Not observed |
| DEC 1, 2025 | 30,313,014 | Not observed |
| NOV 24, 2025 | 30,460,834 | Not observed |
| NOV 17, 2025 | 29,718,700 | Not observed |
| NOV 10, 2025 | 29,488,028 | Not observed |
| NOV 3, 2025 | Not observed | Not observed |
| OCT 27, 2025 | Not observed | Not observed |
| OCT 20, 2025 | Not observed | Not observed |
| OCT 13, 2025 | Not observed | Not observed |
| OCT 6, 2025 | Not observed | Not observed |
Facts from the registry
- Latest version
- v3.0.2
- 340 versions
- First published
- NOV 18, 2018
- Last release
- OCT 3, 2026
- 21d ago
- Licence
- MIT
Repository
Dependencies latest version · v3.0.2
Runtime 12
- @inquirer/confirm
^6.0.11 - @msw/url
^0.1.2 - @mswjs/interceptors
^0.45.6 - cookie
^2.0.1 - headers-polyfill
^5.0.1 - is-node-process
^1.2.0 - outvariant
^1.4.3 - rettime
^0.11.12 - tough-cookie
^6.0.2 - type-fest
^5.5.0 - until-async
^3.0.2 - yargs
^18.2.0
Peer 3
- graphql
>=16 - typescript
>=5.9.x - vite
>=6
Related packages
- @depup/mswThe industry standard for API mocking in JavaScript. (with updated dependencies)Published from the same repository
- hypothesisThe property-based testing library for PythonSame primary category
- pytest-mergifyPytest plugin for MergifySame primary category
- WireMock.Org.AbstractionsCommonly used interfaces, models, enumerations and types.Same primary category
- WireMock.Net.TUnitSome extensions for TUnit (TUnitLogger)Same primary category
- WireMock.Net.StandAloneLightweight StandAlone Http Mocking Server for .Net.Same primary category
- WireMock.Net.SharedShared interfaces, models, enumerations and types.Same primary category
Related news
No published news event mentions this package or its repository yet.