2d resources - general - free stuff
2d resources - photography - free stuff
2d resources - tools
2d resources - typography - free stuff
2d resources - typography - tools
2d resources - vector - free stuff
3d resources - free stuff
3d resources - tools
architecture
art/tech
concept art
creative coding
data visualization
design thinking
design tips
digital fabrication
diy/makers
general design inspiration
generative art
graphic design
illustration
Industrial Design - techniques
product design inspiration
product design sketching
product discovery
web development - tools
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if you know of an appropriate site for a category, email it to me and I will post it