Gathering detailed insights and metrics for immer
Gathering detailed insights and metrics for immer
Create the next immutable state by mutating the current one
Installations
npm install immerDeveloper Guide
BETA
Typescript
Yes
Module System
CommonJS, ESM
Node Version
16.20.2
NPM Version
7.24.2
Score
99.5
Supply Chain
81.5
Quality
78.5
Maintenance
100
Vulnerability
100
License
Releases
109
Languages
5
JavaScript
TypeScript
MDX
HTML
CSS
JavaScript (38.65%)
TypeScript (27.43%)
MDX (22.8%)
HTML (10.68%)
CSS (0.43%)
Developer
Download Statistics
Total Downloads
2,421,386,489
Last Day
2,606,506
Last Week
13,844,057
Last Month
54,979,277
Last Year
614,184,675
GitHub Statistics
MIT License
28,326 Stars
1,405 Commits
861 Forks
153 Watchers
47 Branches
186 Contributors
Updated on May 14, 2025
Sponsor this package
Maintainers
2
Package Meta Information
Latest Version
10.1.1
Package Id
immer@10.1.1
Unpacked Size
612.70 kB
Size
158.92 kB
File Count
33
NPM Version
7.24.2
Node Version
16.20.2
Published on
Apr 27, 2024
Total Downloads
Cumulative downloads
Total Downloads
2,421,386,489
Last Day
15.3%
2,606,506
Compared to previous day
Last Week
13.2%
13,844,057
Compared to previous week
Last Month
-3.4%
54,979,277
Compared to previous month
Last Year
20.1%
614,184,675
Compared to previous year
Weekly Downloads
Monthly Downloads
Yearly Downloads
Immer
Create the next immutable state tree by simply modifying the current tree
Winner of the "Breakthrough of the year" React open source award and "Most impactful contribution" JavaScript open source award in 2019
Contribute using one-click online setup
You can use Gitpod (a free online VS Code like IDE) for contributing online. With a single click it will launch a workspace and automatically:
- clone the immer repo.
- install the dependencies.
- run
yarn run start.
so that you can start coding straight away.
Documentation
The documentation of this package is hosted at https://immerjs.github.io/immer/
Support
Did Immer make a difference to your project? Join the open collective at https://opencollective.com/immer!
Release notes
Critical
9.8/10
Summary
Prototype Pollution in immer
Affected Versions
>= 7.0.0, < 9.0.6
Patched Versions
9.0.6
High
7.5/10
Summary
Prototype Pollution in immer
Affected Versions
>= 7.0.0, < 8.0.1
Patched Versions
8.0.1
High
7.5/10
Summary
Prototype Pollution in immer
Affected Versions
>= 7.0.0, < 9.0.6
Patched Versions
9.0.6
Reason
no dangerous workflow patterns detected
Reason
no binaries found in the repo
Reason
license file detected
Details
- Info: project has a license file: LICENSE:0
- Info: FSF or OSI recognized license: MIT License: LICENSE:0
Reason
security policy file detected
Details
- Info: security policy file detected: SECURITY.md:1
- Info: Found linked content: SECURITY.md:1
- Warn: One or no descriptive hints of disclosure, vulnerability, and/or timelines in security policy
- Info: Found text in security policy: SECURITY.md:1
Reason
Found 9/15 approved changesets -- score normalized to 6
Reason
0 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 0
Reason
detected GitHub workflow tokens with excessive permissions
Details
- Warn: no topLevel permission defined: .github/workflows/docs-public.yml:1
- Warn: no topLevel permission defined: .github/workflows/release.yml:1
- Warn: no topLevel permission defined: .github/workflows/test.yml:1
- Info: no jobLevel write permissions found
Reason
no effort to earn an OpenSSF best practices badge detected
Reason
dependency not pinned by hash detected -- score normalized to 0
Details
- Warn: GitHub-owned GitHubAction not pinned by hash: .github/workflows/docs-public.yml:22: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/docs-public.yml/main?enable=pin
- Warn: third-party GitHubAction not pinned by hash: .github/workflows/docs-public.yml:27: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/docs-public.yml/main?enable=pin
- Warn: GitHub-owned GitHubAction not pinned by hash: .github/workflows/release.yml:15: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/release.yml/main?enable=pin
- Warn: GitHub-owned GitHubAction not pinned by hash: .github/workflows/release.yml:16: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/release.yml/main?enable=pin
- Warn: GitHub-owned GitHubAction not pinned by hash: .github/workflows/test.yml:16: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/test.yml/main?enable=pin
- Warn: GitHub-owned GitHubAction not pinned by hash: .github/workflows/test.yml:18: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/test.yml/main?enable=pin
- Warn: third-party GitHubAction not pinned by hash: .github/workflows/test.yml:30: update your workflow using https://app.stepsecurity.io/secureworkflow/immerjs/immer/test.yml/main?enable=pin
- Info: 0 out of 5 GitHub-owned GitHubAction dependencies pinned
- Info: 0 out of 2 third-party GitHubAction dependencies pinned
Reason
project is not fuzzed
Details
- Warn: no fuzzer integrations found
Reason
branch protection not enabled on development/release branches
Details
- Warn: branch protection not enabled for branch 'main'
Reason
SAST tool is not run on all commits -- score normalized to 0
Details
- Warn: 0 commits out of 26 are checked with a SAST tool
Reason
61 existing vulnerabilities detected
Details
- Warn: Project is vulnerable to: GHSA-968p-4wvh-cqc8
- Warn: Project is vulnerable to: GHSA-wf5p-g6vw-rhxx
- Warn: Project is vulnerable to: GHSA-jr5f-v2jv-69x6
- Warn: Project is vulnerable to: GHSA-qwcr-r2fm-qrc7
- Warn: Project is vulnerable to: GHSA-grv7-fg5c-xmjg
- Warn: Project is vulnerable to: GHSA-w8qv-6jwh-64r5
- Warn: Project is vulnerable to: GHSA-pxg6-pf52-xh8x
- Warn: Project is vulnerable to: GHSA-3xgq-45jj-v275
- Warn: Project is vulnerable to: GHSA-qw6h-vgh9-j6wx
- Warn: Project is vulnerable to: GHSA-ww39-953v-wcq6
- Warn: Project is vulnerable to: GHSA-pfrx-2q88-qq97
- Warn: Project is vulnerable to: GHSA-c7qv-q95q-8v27
- Warn: Project is vulnerable to: GHSA-4www-5p9h-95mh
- Warn: Project is vulnerable to: GHSA-9gqv-wp59-fq42
- Warn: Project is vulnerable to: GHSA-952p-6rrq-rcjv
- Warn: Project is vulnerable to: GHSA-f8q6-p94x-37v3
- Warn: Project is vulnerable to: GHSA-mwcw-c2x4-8c55
- Warn: Project is vulnerable to: GHSA-px4h-xg32-q955
- Warn: Project is vulnerable to: GHSA-9wv6-86v2-598j
- Warn: Project is vulnerable to: GHSA-rhx6-c78j-4q9w
- Warn: Project is vulnerable to: GHSA-x7hr-w5r2-h6wg
- Warn: Project is vulnerable to: GHSA-m6fv-jmcg-4jfg
- Warn: Project is vulnerable to: GHSA-76p7-773f-r4q5
- Warn: Project is vulnerable to: GHSA-cm22-4g7w-348p
- Warn: Project is vulnerable to: GHSA-w5p7-h5w8-2hfq
- Warn: Project is vulnerable to: GHSA-4vvj-4cpr-p986
- Warn: Project is vulnerable to: GHSA-3h5v-q93c-6h6q
- Warn: Project is vulnerable to: GHSA-h5c3-5r3r-rr8q
- Warn: Project is vulnerable to: GHSA-rmvr-2pp2-xj38
- Warn: Project is vulnerable to: GHSA-xx4v-prfh-6cgc
- Warn: Project is vulnerable to: GHSA-6chw-6frg-f759
- Warn: Project is vulnerable to: GHSA-67hx-6x53-jw92
- Warn: Project is vulnerable to: GHSA-257v-vj4p-3w2h
- Warn: Project is vulnerable to: GHSA-vh7m-p724-62c2
- Warn: Project is vulnerable to: GHSA-r9p9-mrjm-926w
- Warn: Project is vulnerable to: GHSA-434g-2637-qmqr
- Warn: Project is vulnerable to: GHSA-49q7-c7j4-3p7m
- Warn: Project is vulnerable to: GHSA-977x-g7h5-7qgw
- Warn: Project is vulnerable to: GHSA-f7q4-pwc6-w24p
- Warn: Project is vulnerable to: GHSA-fc9h-whq2-v747
- Warn: Project is vulnerable to: GHSA-vjh7-7g9h-fjfh
- Warn: Project is vulnerable to: GHSA-67mh-4wv8-2f99
- Warn: Project is vulnerable to: GHSA-2p57-rm9w-gvfp
- Warn: Project is vulnerable to: GHSA-7r28-3m3f-r2pr
- Warn: Project is vulnerable to: GHSA-r8j5-h5cx-65gg
- Warn: Project is vulnerable to: GHSA-2pr6-76vf-7546
- Warn: Project is vulnerable to: GHSA-8j8c-7jfh-h6hx
- Warn: Project is vulnerable to: GHSA-9c47-m6qq-7p4h
- Warn: Project is vulnerable to: GHSA-5v2h-r2cx-5xgj
- Warn: Project is vulnerable to: GHSA-rrrm-qjm4-v8hf
- Warn: Project is vulnerable to: GHSA-wrvr-8mpx-r7pp
- Warn: Project is vulnerable to: GHSA-hj9c-8jmm-8c52
- Warn: Project is vulnerable to: GHSA-566m-qj78-rww5
- Warn: Project is vulnerable to: GHSA-7fh5-64p2-3v2j
- Warn: Project is vulnerable to: GHSA-p8p7-x288-28g6
- Warn: Project is vulnerable to: GHSA-gcx4-mw62-g8wm
- Warn: Project is vulnerable to: GHSA-x2pg-mjhr-2m5x
- Warn: Project is vulnerable to: GHSA-hxcc-f52p-wc94
- Warn: Project is vulnerable to: GHSA-f5x3-32g6-xq36
- Warn: Project is vulnerable to: GHSA-72xf-g2v4-qvf3
- Warn: Project is vulnerable to: GHSA-3mv9-4h5g-vhg3
Score
3.6
/10
Last Scanned on 2025-05-05
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