PHP 8.5 is out, and Blackfire supports it on release day.

You asked, we delivered. Deterministic profiles are now fully searchable.

How do you keep a Symfony app blazing fast under 8 billion daily requests? In this success story, discover how SensioLabs helped a leading ad-tech platform push the limits of performance and stay at the top of the ad tech game.

Configuring Blackfire can sometimes feel like a puzzle with too many missing pieces. With our new blackfire doctor CLI command, you can validate your installation, fix issues faster, and get back to what matters most: building great applications.

Blackfire now supports alerting on browser performance metrics, putting frontend signals on equal footing with backend ones. It’s a crucial step toward full-stack visibility and a unified observability strategy.

We’re exploring new ways to sample requests more intelligently, and we’d love your input.

You optimized every SQL query. Trimmed milliseconds from every endpoint. And still, your bounce rate is sky-high. Here’s why, in this 3-minute video.

You can now manually name front-end transactions in Blackfire’s Browser Monitoring to unlock smarter performance analysis and full-stack correlation.

You only profile when it burns, right? The app crashes, the clock ticks, and suddenly, Blackfire’s your superhero cape. But here’s the twist: the real power move? Use it before everything breaks. In this post, we’ll show you how to stop playing catch-up and start owning your app’s performance, one test, one alert, one routine at a time.

Speed is now non-negotiable in an era where users are human, but evaluators are robots. Whether someone abandons a cart or a crawler skips your page, slow performance costs you money and visibility. Full-stack observability isn’t a luxury anymore; it’s survival.