Composer vs patch-package
Which should you use? A side-by-side look at what each one does, who it suits, what it costs, how hard it is to set up, and where each falls short.
Open source · MIT
Dependency manager for PHP projects: declare, install, and update the libraries your code uses.
Open source · MIT
Lets you fix npm dependencies in place and keep those fixes in version control.
The short answer
Choose Composer if you need…
- PHP developers starting a new project who want standard third-party libraries
- Teams that need a shared, repeatable way to install project dependencies
- Developers maintaining existing PHP applications that already use Composer
- Anyone who wants to pull in packages from Packagist.org
Choose patch-package if you need…
- Teams running a Node.js app who need a quick fix to a dependency before the upstream project publishes one
- Developers on npm 5 or later, or yarn v1, who want patches applied on every install
- Projects that want to avoid forking a dependency just to change one file
Side-by-side
| Composer | patch-package | |
|---|---|---|
| Type | Dev tool | Dev tool |
| Price | Free and open source | Free and open source |
| Licence | MIT | MIT |
| GitHub stars | 29.6k | 11.2k |
| Setup difficulty | Beginner | Beginner |
| How you get it | See the README | Install with a package manager |
| Main language | PHP | TypeScript |
| Last code update | 4 days ago | 13 months ago |
What each one is
Composer
Composer is a tool that helps PHP projects declare the outside libraries (called packages) they depend on and then installs and manages them. You list what your project needs, and Composer fetches those packages, mainly from Packagist.org, the public package index. The README describes it simply as helping you declare, manage, and install dependencies of PHP projects.
patch-package
patch-package is a Node.js tool that lets you edit a file inside a dependency in node_modules, then saves the change as a .patch file. You commit that file to your project, and it is re-applied automatically when npm or yarn installs packages, so your team gets the same fix without waiting for the upstream maintainer to release one.
Best for
Composer
- PHP developers starting a new project who want standard third-party libraries
- Teams that need a shared, repeatable way to install project dependencies
- Developers maintaining existing PHP applications that already use Composer
- Anyone who wants to pull in packages from Packagist.org
patch-package
- Teams running a Node.js app who need a quick fix to a dependency before the upstream project publishes one
- Developers on npm 5 or later, or yarn v1, who want patches applied on every install
- Projects that want to avoid forking a dependency just to change one file
Strengths
Composer
- Widely used in the PHP ecosystem, with a large public package index at Packagist.org
- Open source under the MIT license
- Actively maintained, with a recent release (2.10.3) and an LTS branch (2.2) for older PHP versions
patch-package
- Fixes can be applied immediately without waiting for a dependency release
- Patch files are plain text diffs stored in the repo, so they are easy to review in git
- Applies automatically through a postinstall script with npm or yarn v1
Not ideal for
Composer
- People not writing PHP, since it manages only PHP packages
- Teams needing private package hosting, which the README points to Private Packagist (a separate commercial product) for
- Users on very old PHP versions without checking the LTS notes, because the latest release requires PHP 7.2.5 or above
patch-package
- Projects on yarn v2+ or pnpm, which the README says have native patching support (yarn patch, pnpm patch), so patch-package is not needed there
- Deployments that install production-only dependencies, unless you follow the dev-only patch steps, because patches to devDependencies may be skipped or throw errors
- Anyone wanting a permanent replacement for contributing a fix upstream; the README presents it as a band-aid
Trade-offs
Composer
- Relies on several system tools such as unzip and git being installed; the README lists many binary dependencies
- Only manages PHP packages, so it does not cover other languages' dependencies
- Detailed usage lives on the external documentation site rather than in the README
patch-package
- The README describes it as a band-aid, and patches can fail if the patched dependency changes, requiring manual rework
- Needs extra setup for Heroku, Docker, and CI caching, as the README details
- Dev-only and transitive dependency cases add complexity
Getting started
Composer
Download and install
Follow the official instructions at https://getcomposer.org/download/patch-package
Add the postinstall script to package.json (edit file)
"postinstall": "patch-package"Install with npm
npm i patch-packageFrequently asked questions
What is the difference between Composer and patch-package?
Composer: Dependency manager for PHP projects: declare, install, and update the libraries your code uses. patch-package: Lets you fix npm dependencies in place and keep those fixes in version control. Composer suits php developers starting a new project who want standard third-party libraries, while patch-package suits teams running a node.js app who need a quick fix to a dependency before the upstream project publishes one.
Are Composer and patch-package free?
Composer: Free and open source. patch-package: Free and open source.
Is Composer or patch-package more popular?
Composer has more GitHub stars (29.6k) than patch-package (11.2k). Popularity isn't the same as fit — check which one matches your use case above.
What are other alternatives to Composer and patch-package?
Other options people compare them with include Pipenv, vcpkg, Poetry, pnpm, Madge.
Keep comparing
Built from our catalogue entries for both products: open-source details come from each project's README (AI-assisted, refreshed weekly) and GitHub data; AI-tool details are editorial. Spotted something wrong? Let us know from either product's page.