My helpful screenshot

Slant has a page reviewing programming fonts, and by this they largely mean monospace fonts.

What are the best programming fonts?

This is an area where a lot of people have voiced their opinion, because reading your code is even more important than typing it.

Reference

Meslo LG - Free and Great Alternative to Menlo

Tweaking My Favorite Programming Font

There’s Finally A Modern Typeface for Programmers

Input: Fonts for Code

The Best Font for Programming: M+

PragmataPro

Recommended Fonts for Programming