niri (scrollable-tiling Wayland compositor)

Built from the ground up for scrollable tiling, Dynamic workspaces
like in GNOME, Built-in screenshot UI, Monitor and window screen-
casting through xdg-desktop-portal-gnome, You can block out sensitive
windows from screencasts, Touchpad and mouse gestures, Configurable
layout: gaps, borders, struts, window sizes, Gradient borders with
Oklab and Oklch support, Animations with support for custom shaders,
Live-reloading config.