* Built-in Dvach, Kekabu (Pikabu), and experimental read-only 4chan support * Pikabu communities, tags, feeds, search, official-site sign-in, and user-initiated voting * Threads, favorites, optional background reply notifications, and automatic hiding * Filterable gallery with background file saving * FFmpeg video player with seeking, speed, gestures, and PiP * Local HTML/ZIP thread archives with built-in viewing * Bundled, downloadable, and custom themes * Configurable icons, shortcuts, a downloadable catalog of free fonts, and custom TTF/OTF fonts