Blackfire

Blackfire is an application performance management and code profiling tool that measures execution performance and identifies bottlenecks in web applications. Students and teachers can access a free Profiler subscription worth €348/year through the GitHub Student Developer Pack or GitHub Teacher Toolbox, giving learners the same performance profiling capabilities used by professional engineering teams.

To qualify, you must first enroll in the GitHub Student Developer Pack (for students) or GitHub Teacher Toolbox (for educators). Once enrolled, sign up to Blackfire using your GitHub account to activate the free Profiler subscription. The student offer includes access to the vast majority of standard Blackfire Profiler features, allowing you to profile code, analyze execution flow, and optimize application performance without cost. Blackfire is trusted by over 1,000 engineering teams worldwide and is the leading Web Observability solution in Europe for PHP and Python applications.