Well, every text editor with theme support obviously applies, but there’s a neat Emacs package called “circadian” that I recently discovered, which automates th

Well, every text editor with theme support obviously applies, but there’s a neat Emacs package called “circadian” that I recently discovered, which automates theme switching by time or even geographically based sunrise/sunset. https://github.com/guidoschmidt/circadian.el https://github.com/guidoschmidt/circadian.el