Personal-use lineart for learning how to colour, or just having fun. Includes transparent PNG, PSD, and SAI files.

Rules for use:

1. Non-Commercial use only. You are free to colour the lineart however you wish, but you cannot sell the finished products as adopts, or use the lineart as the basis for commission work.
2. Do not remove the watermark. You are not required to credit or link back, as the watermark on the lineart will do that for you.
3. You may edit the lines only if you provide a disclaimer stating such. All lineart provided will be safe for work and all ages. Editing or manipulating lineart must be disclosed when you upload your work. This includes "colouring corruptions."

https://www.patreon.com/posts/lineart-red-25155371
https://commiss.io/listings/6Y5J