Plugin
Magento plugins (interceptors): before, after and around plugins, sort order, plugin pitfalls and alternatives such as observers.
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https://github.com/trunglv/mage2_dev
Adds bin/magento beta_dev:* commands to check DI, enumerate plugins and observers, list controller actions, reflect Web API routes, and deploy static assets. Includes an MCP server so AI editors like Claude Code can run these tools directly; install via Composer.
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https://github.com/TonyMerlin/m2-module-asynchronous-operations-fix
Adds an around plugin to make bulk acknowledgement idempotent using insertOnDuplicate, preventing duplicate-key errors when dismissing completed asynchronous operation notifications in Admin. Includes installation and verification steps.
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https://github.com/opengento/magento2-frankenphp-plugin
Enables running your store under FrankenPHP worker mode, installable via Composer with brief setup instructions.
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https://magendoo.ro/insights/magento-2-on-php-8-5-having-fun-with-the-pipe-operator/
Refactor common code paths with the |> operator to chain transformations for collections, request sanitization, config pipelines, service workflows, import/export, plugins, and observers. Includes pipe‑friendly helper design tips and when a pipeline isn’t the right fit.
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https://github.com/TonyMerlin/M2-FixDomMerger
This repository provides a plugin that hooks into the DOM merger configuration, allowing it to skip merging when the XML is empty or contains only whitespace. It also includes logging for identifying calls with empty XML.
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https://github.com/diego-ninja/composer-preload
This is a Composer plugin that preloads PHP code to improve performance by utilizing the opcache feature. It generates a vendor/preload.php file that includes calls to warm up the opcache, scanning specified directories for PHP files to include. Installation and configuration instructions are detailed for effective use.
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https://github.com/perfcom/magento2-non-composer-registration
This is a Composer plugin that dynamically generates the
NonComposerComponentRegistration.phpfile based on glob patterns, useful for monorepo projects. It supports an exclusion configuration to selectively disable modules without removing them from the codebase and operates automatically during Composer install and update commands.38 -
https://github.com/opengento/magento2-registration-plugin
This plugin creates a global registration.php file to optimize component discovery for configuration management in e-commerce platforms. It requires installation via Composer and is designed to improve autoloading of components. The project is open-source and licensed under MIT, providing an efficient solution for developers.
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https://www.bitbull.it/blog/magento-fundamentals-what-differences-between-events-and-plugins/
Plugins are the brand new way of extending Magento 2 and, as often happens according to the law of the instrument, if all we have is a hammer, everything looks like a nail. This article will see the main differences between the good old events and plugins and when it still makes sense to use events instead of plugins to hook our customizations.
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https://www.youtube.com/watch?v=Y9iK1o-2Kkw
Want to modify Magento 2 class behavior without changing core files? In this video, we dive into Plugins (Interceptors)—one of the most powerful customization techniques in Magento 2.