Download: Composer V1 Fixed

If you must use the legacy version for specific project requirements, you can obtain it manually from the official Composer download page or via the command line. Method 1: Direct Download (Manual)

After running these, you can use composer1 install to manage your legacy projects. Method 3: Using the Windows Installer download composer v1

# Download the v1 binary wget https://getcomposer.org/composer-1.phar # Make it executable chmod a+x composer-1.phar # Move it to your local bin and rename it to avoid conflict sudo mv composer-1.phar /usr/local/bin/composer1 Use code with caution. If you must use the legacy version for

While is now the industry standard, some legacy PHP projects still require Composer v1 . However, as of September 1, 2025 , Packagist.org has officially shut down metadata access for version 1. This means while you can still install dependencies from an existing composer.lock file, you can no longer use v1 to update or add new packages from public repositories. How to Download and Install Composer v1 While is now the industry standard, some legacy

If you are on Windows, the standard Composer-Setup.exe generally installs the latest version (v2). To get v1 specifically:

You can download the specific .phar binary for the last stable release of v1 (typically 1.10.26) directly from the Composer servers: https://getcomposer.org/composer-1.phar

You can also browse the Changelog to find links for specific older builds like 1.10.12. Method 2: Command Line (Linux/macOS)