DejaVu Sans Mono Font

The DejaVu Sans Mono typeface in particular is suitable for technical work, since it clearly distinguishes "l" (lowercase L) from "1" (one) and "I" (uppercase i), and "0" (zero) from "O", unlike the more widely available Monotype Courier New.

Also available at:
https://dejavu-fonts.github.io/
https://github.com/dejavu-fonts/dejavu-fonts
https://www.fontsquirrel.com/fonts/dejavu-sans-mono
https://www.1001fonts.com/dejavu-sans-mono-font.html