Symfony 5: The Fast Track is the best book to learn
modern Symfony development, from zero to production. +300 pages in full color showing how to
combine Symfony with Docker, APIs, queues & async tasks, Webpack, Single-Page Applications, etc.
Cachet is the open source status page system. Great companies all over the
world are using Cachet to better communicate downtime and system outages to
their customers, teams and shareholders.