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ActiveLibrary[Utility & Helpers](/categories/utility)

innmind/immutable
=================

Immutable PHP primitive wrappers

6.0.0(4mo ago)75218.0k↓20.7%20MITPHP ~8.4

Since Jan 9Compare

[ Source](https://github.com/Innmind/Immutable)[ Packagist](https://packagist.org/packages/innmind/immutable)[ Docs](http://github.com/Innmind/Immutable)[ RSS](/packages/innmind-immutable/feed)WikiDiscussions Synced 1mo ago

READMEChangelogDependencies (3)Versions (122)Used By (20)

### README not available

The README for this package hasn't been synced yet. View it on [GitHub](https://github.com/Innmind/Immutable).

###  Health Score

66

—

FairBetter than 99% of packages

Maintenance77

Regular maintenance activity

Popularity44

Moderate usage in the ecosystem

Community27

Small or concentrated contributor base

Maturity98

Battle-tested with a long release history

 Bus Factor1

Top contributor holds 99% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~30 days

Recently: every ~40 days

Total

120

Last Release

127d ago

Major Versions

1.12.0 → 2.0.02017-02-12

2.17.0 → 3.0.02019-12-08

3.12.0 → 4.0.02021-09-05

4.15.0 → 5.0.02023-09-16

5.20.0 → 6.0.02026-01-11

PHP version history (8 changes)0.5.0PHP >=5.6

1.0.0PHP ~7.0

2.9.0PHP ~7.1

3.0.0PHP ~7.4

3.9.0PHP ~7.4|~8.0

4.0.0PHP ~8.0

4.15.0PHP ~8.2

6.0.0PHP ~8.4

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/851425?v=4)[Baptiste Langlade](/maintainers/Baptouuuu)[@Baptouuuu](https://github.com/Baptouuuu)

---

Top Contributors

[![Baptouuuu](https://avatars.githubusercontent.com/u/851425?v=4)](https://github.com/Baptouuuu "Baptouuuu (953 commits)")[![jdecool](https://avatars.githubusercontent.com/u/433926?v=4)](https://github.com/jdecool "jdecool (5 commits)")[![ngdo-pro](https://avatars.githubusercontent.com/u/22030946?v=4)](https://github.com/ngdo-pro "ngdo-pro (2 commits)")[![drupol](https://avatars.githubusercontent.com/u/252042?v=4)](https://github.com/drupol "drupol (1 commits)")[![nclsHart](https://avatars.githubusercontent.com/u/833625?v=4)](https://github.com/nclsHart "nclsHart (1 commits)")[![quentint](https://avatars.githubusercontent.com/u/349104?v=4)](https://github.com/quentint "quentint (1 commits)")

---

Tags

wrapperimmutable

### Embed Badge

![Health badge](/badges/innmind-immutable/health.svg)

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