README

SPDX (Software Package Data Exchange) licenses list and validation library.

Originally written as part of composer/composer, now extracted and made available as a stand-alone library.

Installation

Install the latest version with:

$ composer require composer/spdx-licenses

Basic Usage

<?php

use Composer\Spdx\SpdxLicenses;

$licenses = new SpdxLicenses();

// get a license by identifier
$licenses->getLicenseByIdentifier('MIT');

// get a license exception by identifier
$licenses->getExceptionByIdentifier('Autoconf-exception-3.0');

// get a license identifier by name
$licenses->getIdentifierByName('MIT License');

// check if a license is OSI approved by identifier
$licenses->isOsiApprovedByIdentifier('MIT');

// check if a license identifier is deprecated
$licenses->isDeprecatedByIdentifier('MIT');

// check if input is a valid SPDX license expression
$licenses->validate($input);

Read the specifications to find out more about valid license expressions.

Requirements

PHP 5.3.2 is required but using the latest version of PHP is highly recommended.

License

composer/spdx-licenses is licensed under the MIT License, see the LICENSE file for details.

Source

License information is curated by SPDX. The data is pulled from the License List Data repository.

composer / spdx-licenses

Maintainers

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