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graphql/type-system-contracts
=============================

A set of GraphQL Type System abstractions

15.5.0(5y ago)5676MITPHPPHP ^7.1.4|^8.0

Since Oct 30Pushed 5y ago1 watchersCompare

[ Source](https://github.com/php-graphql/type-system-contracts)[ Packagist](https://packagist.org/packages/graphql/type-system-contracts)[ Docs](https://github.com/php-graphql)[ RSS](/packages/graphql-type-system-contracts/feed)WikiDiscussions master Synced 3d ago

READMEChangelog (2)Dependencies (5)Versions (6)Used By (0)

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GraphQL Type System Contracts
=============================

[](#graphql-type-system-contracts)

A set of GraphQL Type System abstractions.

Can be used to build on semantics of applications that using the GraphQL Type System, which is based on the [reference GraphQL 15.5 JavaScript implementation](https://github.com/graphql/graphql-js/tree/v15.5.0)

License
-------

[](#license)

See [LICENSE](https://github.com/php-graphql/type-system-contracts/blob/master/LICENSE.md)

###  Health Score

32

—

LowBetter than 72% of packages

Maintenance20

Infrequent updates — may be unmaintained

Popularity19

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity66

Established project with proven stability

 Bus Factor1

Top contributor holds 100% 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 ~541 days

Total

2

Last Release

1848d ago

Major Versions

14.0.0 → 15.5.02021-04-23

### Community

Maintainers

![](https://avatars.githubusercontent.com/u/150420?v=4)[Ruslan Sharipov](/maintainers/Serafim)[@serafim](https://github.com/serafim)

---

Top Contributors

[![SerafimArts](https://avatars.githubusercontent.com/u/2461257?v=4)](https://github.com/SerafimArts "SerafimArts (36 commits)")

---

Tags

standardsinterfacesinteroperabilitycontractsabstractionsdecouplinggraphqlsdl

###  Code Quality

Static AnalysisPsalm

Code StylePHP\_CodeSniffer

Type Coverage Yes

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