Composer
7.4#10 in package managersFree planFree planLinuxmacOSSelf-hostedWindows
VisitComposer vs uv
What both publish
| Fact | Composer | uv |
|---|---|---|
| Dependency resolution | Composer determines which package versions need to be installed and can update all dependencies in one command. | Yes |
| Free plan | Yes | Yes |
| Lockfile support | Yes | Yes |
| Offline installation | Yes | Yes |
| Package formats | PHP packages; ZIP; TAR; VCS repositories | source distributions,wheels,requirements.txt,pylock.toml |
| Private registry auth | Yes | Yes |
| Purpose | Composer is a tool for managing PHP project dependencies, installing and updating the libraries a project declares. | uv is an extremely fast Python package and project manager written in Rust. |
| Supported platforms | PHP; Windows; Linux; macOS | macOS,Linux,Windows,CPython,PyPy,Pyodide,GraalPy |
| Workspace support | Yes | Yes |
Composer plans
- ComposerFree
uv plans
- uvFree
Pick Composer if…
Composer suits PHP developers who need to install and update project libraries across Windows, Linux, or macOS. Its package auditing and repository options may also suit teams managing dependency policies or custom package sources.
Pick uv if…
uv suits Python developers looking to manage project environments and dependencies, install Python versions, or run scripts and command-line tools. Its pip-compatible interface may appeal to those consolidating several Python tool workflows.