What are droplets in DigitalOcean?

Digital ocean droplets provides scalable computing capacity. Using droplets eliminates your need to invest in hardware up front, so you can develop and deploy applications faster. You can usedroplets to launch as many or as few virtual servers as you need, configure security and networking, and manage storage.

Droplets are basically the name of their virtual machine offering.

Droplets are scalable virtual machines/compute instances, similar to AWS EC2 and Azure Virtual Machines.

Compute / Storage instances , they are basically servers but in the Digitalocean cloud not on prem

Droplets is the term used by DigitalOcean to call their Virtual Private Servers, in other words "A Droplet is a virtual computer that you get on DigitalOcean's cloud"

A droplet is an individual VPS server. You can use up to 10 at a time before needing to request more from DO administrators.

Companies like to rename existing concepts to make them seem more exclusive. A Droplet is what Digital Ocean has decided to name its virtual machines, generic servers useful for any purpose the customer may desire. Digital Ocean offers some of the best, fastest, and cheapest virtual machines on the market.