Blt
Acquia's toolset for automating Drupal 8 and 9 development, testing, and deployment.
Install / Use
/learn @acquia/BltREADME
BLT
End of Life
Acquia has announced the end of life for BLT effective July 1, 2024. For more details, see https://github.com/acquia/blt/issues/4736
Overview

BLT (Build and Launch Tool) provides an automation layer for testing, building, and launching Drupal 8 and 9 applications.
To learn more and get started, see the documentation: https://docs.acquia.com/blt
To review the Acquia and community provided plugins for BLT, see the plugin registry.
BLT Versions
| BLT Version | Supported? | Major Drupal Version | PHP Version | Drush Version | |-------------|------------|----------------------|-----------------|---------------| | 13.x | Yes | 9.x, 10.x | 8.0, 8.1, 8.2 * | 11.x, 12.x * | | 12.x | No | 9.x | 7.4 | 10.x | | 11.x | No | 8.x | 7.4 | 9.x, 10.x |
* BLT users must upgrade to at least BLT 13.5.x to upgrade to PHP 8.1. and Drush 11.0.7 (or beyond).
PHP 8.2, Drush 12, and Drupal 10 support is unstable.
Steps to use Acquia Drupal Recommended Settings with BLT.
- Update the BLT plugin to the latest release, which includes acquia/drupal-recommended-settings OOTB.
composer update acquia/blt -W
Manual Process:
- Remove BLT reference from settings.php file located at
/docroot/sites/<site-name>/settings.php.
- require DRUPAL_ROOT . "/../vendor/acquia/blt/settings/blt.settings.php";
- /**
- * IMPORTANT.
- *
- * Do not include additional settings here. Instead, add them to settings
- * included by `blt.settings.php`. See BLT's documentation for more detail.
- *
- * @link https://docs.acquia.com/blt/
- */
+ require DRUPAL_ROOT . "/../vendor/acquia/drupal-recommended-settings/settings/acquia-recommended.settings.php";
+ /**
+ * IMPORTANT.
+ *
+ * Do not include additional settings here. Instead, add them to settings
+ * included by `acquia-recommended.settings.php`. See Acquia's documentation for more detail.
+ *
+ * @link https://docs.acquia.com/
+ */
- Update
default.local.settings.phpandlocal.settings.phpto use the Environment Detector provided by this DSR plugin instead of BLT:
- use Acquia\Blt\Robo\Common\EnvironmentDetector;
+ use Acquia\Drupal\RecommendedSettings\Helpers\EnvironmentDetector;
Automated Process:
- Use migrate command provided in BLT.
./vendor/bin/blt blt:migrate
License
Copyright (C) 2020 Acquia, Inc.
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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