I haven't got round to publicising it yet, but I made a web application for designing small pixel fonts: https://microfonts.com/ https://microfonts.com/ The sm

I haven't got round to publicising it yet, but I made a web application for designing small pixel fonts: https://microfonts.com/ https://microfonts.com/ The smallest legible one I've come up with is 4x6 (with inter-character spacing).