Filament is an accelerated Laravel development framework that offers a collection of full-stack components, including an admin panel, form builder, table builder, and more. It provides a starting point for building Laravel applications and offers features such as action modals, powerful table reporting, multi-tenancy support for SaaS applications, and customizable read-only "view" pages. Filament is built with the TALL stack, which combines Laravel, Livewire, Alpine.js, and Tailwind CSS. The framework is open-source and has a supportive community.