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Composer: the package manager that changed PHP forever

How Composer transformed PHP from copy-paste libraries into a modern dependency-managed ecosystem, and why it matters for your CMS.

Composer: the package manager that changed PHP forever

Before Composer, PHP development looked like this: you needed a library, you went to GitHub or a random website, downloaded a ZIP, extracted it into your project, and hoped it didn't conflict with other libraries. Dependencies were managed manually. Version conflicts were common. Upgrading was painful.

Then Composer came along and changed everything. It's the reason modern PHP is productive and sustainable.

What is Composer?

Compose