Go to https://github.com/zwim/calculator.koplugin/releases and download the desired koreader.plugin-x.x.x.zip and unpack it to koreader/plugins/calculator.koplugin ...

Christian Identity (CID) is an antisemitic, racist theology that rose to a position of commanding influence on the racist right in the 1980s. “Christian” in name only, it asserts that white people, ...