Slooop

* 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