Laravel Responder is a package for building API responses, integrating Fractal into Laravel and Lumen. It can transform your data using transformers, create and serialize success- and error responses, handle exceptions and assist you with testing your responses. 3.0 has been released with many bug fixes, tons of new features and some breaking changes. Make sure to check out the changelog to get an overview of everything fresh. The Creating Transformers and Transforming Data sections of the documentation has also been rewritten for clarity and to account for the new changes.