SensioLabs Insights

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Our developers combine technical knowledge with industry insights to deliver tailored solutions.

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Silas Joisten New

The Tab Trap: Why Forcing New Tabs Is Bad UX

We’ve all done it — added target="_blank" to a link to “help users” stay on our site. But what feels like a harmless convenience often creates confusion, breaks accessibility, and introduces hidden security risks.

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3 dog heads
Mathieu Santostefano

Bring Your Own HTTP client

Break free from rigid dependencies in your PHP SDKs. Learn how to use PSR-7, PSR-17, and PSR-18 standards along with php-http/discovery to allow users to bring their favorite HTTP client, whether it's Guzzle, Symfony HttpClient, or another. A must-read for PHP and Symfony developers.

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Vegetables on a wooden board with a knife with a pan on top
Rémi Brière

Why Scrum Fails (and How to Fix It) - Part 2

Scrum is often seen as the obvious framework for structuring and energizing product development, especially digital products. However, its adoption doesn't automatically guarantee success. So, what does Scrum really enable? More importantly, what are the conditions necessary for its effectiveness? And, above all, what pitfalls should be avoided to ensure it becomes a real asset?

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Blue sign on a building with several Now What? letters
Thibaut Chieux

How To Prioritize Messages When Building Asynchronous Applications With Symfony Messenger

Asynchronous processing offers benefits like decoupled processes and faster response times, but managing message priorities can become a challenge. When dealing with tasks ranging from password resets to complex exports, ensuring timely delivery of critical messages is essential. This article explores common asynchronous processing issues and provides solutions using Symfony Messenger, allowing you to optimize your application without extensive refactoring.

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PHP 8.5
Oskar Stark

What's New in PHP 8.5: A Comprehensive Overview

PHP 8.5 will be released in November 2025 and brings several useful new features and improvements. This version focuses on developer experience enhancements, new utility functions, and better debugging capabilities.

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the surface of the earth seen from the space with city lights forming networks
Imen Ezzine

HTTP Verbs: Your Ultimate Guide

HTTP Verbs Explained: Learn the basics of GET, POST, PUT, DELETE, and more. This article explains how they work, their applications, and their security implications.

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AI and Symfony
Silas Joisten

Building AI-Driven Features in Symfony

AI is transforming web development — and with php-llm/llm-chain, PHP developers can easily add powerful LLM features to Symfony apps. This guide shows you how to get started with chatbots, smart assistants, and more.

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Toy factory production line
Silas Joisten

Supercharging Symfony Testing with Zenstruck Foundry

Zenstruck Foundry has revolutionized the way we write tests in Symfony. In this post, you’ll learn how expressive factories, isolated test data, and a smoother developer experience helped us streamline our testing workflow and boost productivity.

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Blue ElePHPant on a computer
Imen Ezzine

Optimize Your PHP Code: 8 Functions You Need for Efficient Table Handling

If you want to become a good PHP developer, you must learn to work with arrays. Arrays are used a lot in PHP: temporarily store, organize, and process data before it's saved in a database. Knowing how to work with them efficiently will help you manage and process data more effectively.

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Lego
Imen Ezzine

The DRY principle: striking the delicate balance between code reuse and clarity

This article explores the DRY (Don't Repeat Yourself) principle and its impact on code quality. While emphasizing its importance in avoiding repetition and facilitating maintenance, it highlights the risks of excessive application of this principle, which can be detrimental to clarity and project evolution. The aim is to strike the right balance between reuse and simplicity.

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type-safety-uuid
Oskar Stark

Type-Safe Identifiers with Symfony and Doctrine: Using Dedicated ID Classes

Learn how to enhance type safety in Symfony and Doctrine by using dedicated ID classes like BookId and UserId instead of raw UUIDs. This approach prevents identifier mix-ups, improves code clarity, and ensures better integration with Symfony Messenger and repository methods. Explore practical examples and best practices for implementing type-safe identifiers in your Symfony applications.

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Grey Cargo Plane with a Blue Sky
Rémi Brière

Agility and the Cargo Cult - Part 1

Agility is more than just rituals and tools. In this first article of our Scrum series, we explore the Cargo Cult phenomenon and how blind imitation can hinder true Agile transformation.

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Image of a desk with a laptop and monitor
Oskar Stark

Introducing PIE: The Modern PHP Extension Installer

Discover PIE, the new PHP Installer for Extensions, a modern tool that simplifies managing PHP extensions with a Composer-like workflow. Say goodbye to PECL complexities and streamline your development process with PIE.

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Présentation.pptx-1
Elise Hamimi

Discover our new Symfony Success Stories: Gault & Millau and BSN Sports

Symfony has been increasingly popular among companies with new great web development success stories. SensioLabs, the creator of Symfony, has recently released inspirational business cases with Gault & Millau and BSN Sports. Learn more about the potential of Symfony for two businesses as different as a French gastronomic guide and a US custom sportswear manufacturer.

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White Paper Symfony PHP
Elise Hamimi

Learn how to migrate to the PHP framework Symfony

SensioLabs and Smile released a joint white paper “PHP framework migration: from legacy to Symfony” explaining how to migrate to modern PHP frameworks like Symfony. Find a selection of the key information in this infographic design by SensioLabs.

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Medium
Jules Daunay

The SensioLabs Tech Blog is online on Medium

The technical team of SensioLabs, the creator of Symfony, is now on the Medium platform with the publication The SensioLabs Tech Blog. Our experts share with you articles and thoughts on many topics, not limited to PHP and Symfony. The first articles are already available in the publication.

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sl_coverbook_livre-banc-smile_rs@2x-2
Jules Daunay

[White Paper] Migration from legacy to Symfony

As the creator of Symfony, SensioLabs has been advocating in favor of PHP for many years. To keep up with the breathless pace of innovation in PHP, you need to implement a modern, robust framework like Symfony. That is the story SensioLabs and Smile tell you in their new joint white paper.

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