rofi-calc is a calculator plugin that brings live mathematical evaluation into the Rofi application launcher. It sends natural-language expressions to Qalculate’s qalc engine and displays the result while the user types. Queries can include arithmetic, percentages, unit and currency conversions, number-base conversions, and linear equations. Results or history entries can be selected, printed, copied, typed into another application, or passed to a custom shell command. The plugin can...