Tabletop Icons Worker

Example:

https://tabletop-icons-worker.friendlymimic.com/icons/carl-olsen/flame.svg?primary=%230f172a&secondary=%23f59e0b&border=circle

path: /icons/carl-olsen/flame.svg

primary: #0f172a

secondary: #f59e0b

border: circle

All images are licensed under the terms of CC BY 3.0. Author attribution in the downloads uses the folder name, and full author details are available on https://game-icons.net/ per icon URL.
This is not a public api, Just ask me for the source and run your own.