Developer's DescriptionBy Technik EmpireFilter a wide variety of content including images, video, and text in 44 languages and 141 categories.Citadel is the culmination of a decade of research and development toward advancing internet content classification and filtering technology.Citadel employs state-of-the-art neural networks and other machine-learning technology to automatically and accurately filter a wide variety of content including images, video, and text in 44 languages and 141 categories.