Software companies are in constant need of people to test their products on a variety of devices, operating systems, and networks. Giving feedback on these products can be a great work from home side gig or even full-time job!
Marketplaces like Etsy have given more power than ever before to those who want to monetize a skill creating niche crafts. If you like to make something, consider making versions of it to sell in your own shop!
There is always a need to turn things like speeches, meetings, and dictated medical notes into written text. While AI is slowly taking over some of this work, there is still high demand for the accuracy of human transcription.