Symfony has a very rigid release schedule since Symfony 3.0. Predictable releases are often mentioned as a major advantage. Did you know that this schedule also includes a 2 month “stabilization phase”? This phase gives time to all libraries and bundles to catch up. Testing pre-releases is one of the best and least time consuming contributions you can make to Symfony. Let’s see how you can help Symfony by reservering 30 minutes during these 2 months!