Alternatives to Übersicht
Put script-driven widgets on the macOS desktop. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Übersicht
Put script-driven widgets on the macOS desktop.
Replacements
Listings that take over the same core job as Übersicht.
Rainmeter
Puts customisable widgets on the Windows desktop, from hardware meters and clocks to full audio visualisers.
Rainmeter puts desktop widgets on Windows instead of macOS, using skins written in its own syntax rather than web technologies, with a large community catalogue of existing skins.
Eww
Create custom desktop widgets using declarative configuration and styling.
Eww builds desktop widgets and panels on Linux instead of macOS, using declarative configuration and styling rather than web technologies, and is released under the MIT license.
AGS
Scaffolding CLI for building custom Linux desktop shells and widgets.
AGS is a Linux-only scaffolding CLI for building custom desktop shells and widgets, so moving from macOS means a different platform and a scripting-heavy setup aimed at technical users.
Also worth comparing
These listings name Übersicht as their own alternative, so the relationship runs both ways.
SketchyBar
A scriptable status bar for macOS that replaces or supplements the standard menu bar.
Übersicht places script-driven widgets built with web technologies on the macOS desktop rather than replacing the menu bar.
Similar software
Related functionality, not a direct replacement.
Hidden Bar
Hide less-used macOS menu-bar items behind a toggle.
yabai
A tiling window manager for macOS that arranges windows by binary space partitioning and is driven entirely from the command line.
MonitorControl
Adjust Mac display brightness and volume from the keyboard or menu bar.
Polybar
Build a configurable status bar for an X11 desktop.
Waybar
Add a customizable status bar to compatible Wayland desktops.