Drupal 8

Drupal 8
Name	Drupal 8
Developer	Drupal Association
Released	2015
Latest release	8.9 (legacy)
Programming language	PHP
Operating system	Cross-platform
License	GNU General Public License v2+

Drupal 8

Drupal 8 is a major release of the Drupal content management framework that integrated modern PHP components and a revamped architecture to serve complex websites, enterprise portals, and government platforms. It emphasized interoperability with external systems, improved multilingual and accessibility features, and adoption of standardized libraries to broaden interoperability with projects like Symfony, Composer, and PHPUnit while drawing on governance from the Drupal Association, Acquia, and contributions from companies such as Lullabot.

Overview

Drupal 8 unified contributions from communities including the Drupal Association, Acquia, Lullabot, Platform.sh, and Pantheon to deliver a platform suited for sites used by organizations like the European Commission, NASA, BBC, and Harvard University. Influences from projects such as Symfony, Twig, Composer, PHPUnit, Guzzle, and React informed decisions about routing, templating, dependency management, testing, HTTP clients, and front-end tooling. Integration with standards bodies and initiatives like the W3C, WCAG, ISO, and OASIS guided accessibility, markup, and data interchange design. The release addressed needs of institutions including the United Nations, World Bank, and National Institutes of Health for robust multilingual, content moderation, and API-first capabilities.

New Features and Improvements

Drupal 8 introduced a configuration management system inspired by best practices from Git workflows and continuous delivery platforms such as Jenkins, Travis CI, and CircleCI, enabling automated deployment patterns used by Red Hat, IBM, and Microsoft Azure. A new translation system drew on models promoted by the European Commission and UNESCO for internationalization, leveraging standards advocated by the Unicode Consortium and IETF. Core improvements included an entity and field API refined alongside projects like WordPress VIP, Joomla, and Backdrop CMS, while caching and performance enhancements mirrored techniques used by Cloudflare, Akamai, and Fastly. Other modernizations paralleled libraries and frameworks like Symfony, Doctrine, Twig, and Guzzle, and testing ecosystems like PHPUnit, Selenium, and Behat.

Architecture and Components

The architecture adopted components from Symfony such as HttpKernel, Routing, EventDispatcher, and DependencyInjection, aligning with patterns seen in Laravel, Zend Framework, and Slim. Templating moved to Twig, following use cases from Magento and eZ Platform. Composer became the dependency manager, aligning Drupal workflows with Composer-based projects like Shopware and phpBB. Caching and reverse-proxy strategies corresponded to systems by Varnish and Nginx, and search integrations often used Solr, Elasticsearch, and Apache Lucene similar to deployments by Elastic and Apache Software Foundation users. Security and access control modeled role concepts present in LDAP and OAuth2 implementations from Okta, Ping Identity, and Auth0, while RESTful APIs aligned with standards used by Stripe, GitHub, and Twitter.

Development and Theming

Developers adopted modern PHP practices influenced by Zend, Symfony, and PSR standards promulgated by the PHP-FIG, facilitating contributions from organizations such as Acquia, Palantir, and Pfizer. Theming used Twig and front-end toolchains comparable to Webpack, Gulp, and npm workflows common at Google, Facebook, and GitHub. Testing and CI patterns involved PHPUnit, Behat, Nightwatch.js, and Docker containerization popularized by Docker Inc., Kubernetes, and Red Hat OpenShift, enabling deployments similar to those by Amazon Web Services, Microsoft Azure, and Google Cloud Platform. Integration with IDEs like PhpStorm, Visual Studio Code, and Eclipse improved developer experience for teams at CERN, MIT, and Stanford.

Adoption and Usage

Drupal 8 saw adoption by public sector institutions including the White House, City of London, Australian Government, and Government of Canada for portals that required WCAG compliance and multilingual content. Media organizations such as The Economist, The Guardian, and Al Jazeera used Drupal releases alongside CDN providers like Akamai and Cloudflare. Higher-education institutions including Oxford, Cambridge, Yale, and MIT leveraged Drupal for research gateways and publishing platforms, while corporations such as Pfizer, Samsung, Sony, and Vodafone used it for corporate sites and intranets. Nonprofits and NGOs including Amnesty International, Greenpeace, and UNICEF selected Drupal for advocacy sites, often integrating payment and CRM systems from Salesforce, Stripe, and PayPal.

Release History and Support Timeline

Drupal 8 was released in 2015 with subsequent minor releases and long-term support maintained through partnerships with vendors such as Acquia, Platform.sh, and Red Hat. The lifecycle and end-of-life decisions involved coordination with the Symfony project and PHP release schedules from the PHP Group, as well as enterprise support options similar to those offered by Canonical and SUSE. Security advisories were handled by the Drupal Security Team, with patching practices comparable to Debian, Ubuntu, and CentOS maintenance procedures. Transition plans for upgrades reflected migration strategies used by major open-source projects like WordPress and Joomla and were supported by training from companies like Lullabot and Chapter Three.

Category:Content management systems