Here are some tiny fonts that might be useful :

3pt fonts :

• Ikkle Font by Birxdee

4pt fonts :

• Ikkle 4 Font by Brixdee

5pt fonts :

• Teeny Tiny Pixls Font by Chequered Ink
• Silkscreen Font by Jason Kottke
• Tiny Font by Matthew Welch

6pt fonts :

• Little Conquest Font by Brixdee

8px fonts :

• Little Monster Font by Brixdee

10px fonts :

• Octavius Font by Brixdee

Here's another 4px font by Evee Somepx : https://www.patreon.com/posts/particle-sf-18574327

Here are my fonts from my previous 2 entries, free to use if you anyone wants to:

Xeniatype, 4px tall:

• https://fontstruct.com/fontstructions/show/1267172/xeniatype

Xeniatype 2, 6px tall (sprite font):

• https://cdn.discordapp.com/attachments/473518483154403358/473671658700275732/xeniatype2_strip76.png

Managore has some good small fonts as well: https://managore.itch.io/m3x6 and https://managore.itch.io/m5x7

I've included the font I made in the download section of my entry if anyone wants it.

Another one called “Tom Thumb” https://robey.lag.net/2010/01/23/tiny-monospace-font.html