docker-library

docker-library/php

Dockerfile MIT DevOps

Docker Official Image packaging for PHP

4k stars
2k forks
active
GitHub

4k

Stars

2k

Forks

31

Open issues

30

Contributors

AI Analysis

This is the official Docker image packaging for PHP, maintained by the Docker Community as part of the Docker Official Images program. It serves the specific use case of providing standardized, production-ready PHP runtime containers for developers deploying PHP applications. It is essential for PHP developers and DevOps teams using Docker, but not relevant for developers working in other language ecosystems.

DevOps Runtime Discovery value: 2/10
Documentation 7/10
Activity 9/10
Community 8/10
Code quality 5/10

Inferred from signals mentioned in the README (tests, CI, type safety) — not a review of the actual code.

Overall score 8/10

AI's overall editorial judgment — not an average of the bars above, can weigh other factors too.

docker php container official-image runtime
Actively maintained MIT licensed Niche/specialized use case Popular Beginner friendly Production ready
Deep Analysis · Based on README and public signals
3d ago

Docker's official PHP image: ubiquitous containerization foundation for PHP applications

This is the Docker Official Image for PHP, maintained by the Docker Community. It provides pre-built, security-hardened container images for PHP across versions and configurations, distributed through Docker Hub. It is the de facto standard for PHP containerization in enterprise and cloud-native deployments. Adoption is massive and largely invisible—most PHP containers in production use this image or derivatives. The project's value lies in reducing friction for developers adopting containers, not in solving novel technical problems.

Origin

Launched in 2014 as part of Docker's Official Images program, coinciding with Docker's emergence as the container standard. PHP's position as a legacy but widely-deployed language made an official image critical for enterprise adoption and cloud migration. The image has evolved to cover multiple PHP versions and extension sets.

Growth

Growth was driven by Docker's adoption as the container runtime standard and PHP's prevalence in production systems requiring containerization. The 4,000+ stars reflect steady, mature adoption rather than viral growth. Slow recent star gain (2 in 7 days) is consistent with a project that has plateaued at saturation—it reached its market ceiling years ago and now operates in maintenance mode.

In production

Massive implicit adoption—this is the standard PHP image in Docker Hub's Official Images registry. Every PHP containerization guide, tutorial, and cloud platform references this image or builds on it. However, specific production usage metrics (pull counts, deployment statistics) are not documented in this repository's README. Adoption not formally verified in this repo, but Docker Hub metrics would provide concrete evidence.

Code analysis
Architecture

Based on README, this repository contains Dockerfile source definitions that are built and published to Docker Hub. The image appears to be multi-variant, supporting different PHP versions and extensions. Likely organized as a template-driven build system that generates multiple image variants from shared configuration. Architecture not deeply documented in README—internal structure not verifiable without source inspection.

Tests

Not documented in README. Testing approach for Docker Official Images typically involves automated builds, security scanning, and validation against PHP's official binaries, but specifics are not stated here.

Maintenance

Last push 2026-07-03 (4 days before analysis date) indicates active maintenance. Continuous deployment of security patches and version updates expected for an Official Image managing multiple PHP versions. Slow star growth reflects saturation, not abandonment. Project appears actively maintained relative to its role.

Honest verdict

ADOPT IF: you are containerizing PHP applications and need a secure, officially-maintained, widely-compatible base image with multi-version and extension support. AVOID IF: you have highly specific performance requirements (e.g., minimal attack surface) not met by the default variants—consider building custom images instead. MONITOR IF: you rely on specific PHP extensions or versions; changes to the image's extension matrix or PHP version deprecation schedules should be tracked.

Independent dimensions

Mainstream potential

9/10

Technical importance

6/10

Adoption evidence

9/10

Risks
  • Maintenance risk: official images depend on Docker Community volunteers; if maintainers become unavailable, response times to security issues could degrade (though Docker Inc. likely has escalation procedures).
  • Version obsolescence: older PHP versions eventually reach end-of-life; the image will stop receiving updates for those branches, forcing downstream users to upgrade.
  • Supply chain dependency: pull requests and changes flow through docker-library/official-images repository, adding friction to emergency patches.
  • Image bloat: the standard variants include many extensions, increasing attack surface for applications that don't use them. Minimal variants may not be offered.
  • Breaking changes: rare but possible; changes to the image structure or base OS could break downstream Dockerfiles that depend on internal paths or assumptions.
Prediction

This project will continue stable, slow maintenance indefinitely. It will remain the default PHP image for containerized PHP workloads. No significant growth expected—it has reached permanent saturation. Likely outcome: maintained in steady state, with routine security updates and PHP version tracking, but no major architectural changes.

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Languages

Dockerfile
51.4%
Shell
48.6%

Information

Website
https://php.net
Language
Dockerfile
License
MIT
Last updated
1w ago
Created
146mo ago
Analyzed with
anthropic/claude-haiku-4-5

Stars over time

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Contributors over time

Top 100 contributors only — repos with more will plateau at 100.

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Recent releases

No releases published yet.

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vs. alternatives
Official PHP Docker image (hypothetical upstream alternative)

This repository IS the official image; there is no competing upstream offering. The value is that this is maintained by Docker Community, not PHP upstream.

Alpine-based PHP images (third-party distributions)

Community images exist with smaller footprints, but lack official endorsement, security scanning, and guaranteed maintenance. This image serves wider enterprise needs.

Cloud-provider managed PHP runtimes (AWS Lambda, Google Cloud Run)

Compete for use cases where managed services are acceptable; this image is for self-managed container deployments.

docker-library/wordpress, docker-library/mysql

Sibling Official Images in the same ecosystem; similar adoption, maintenance model, and strategic importance within Docker's platform.