Perlin Noise
Simplex Noise
Cellular Automata
L-system
Wave Function Collapse (WFC)
https://blog.ptidej.net/procedural-generation-using-wave-function-collapse/
Voronoi Diagrams
Poisson Disk Sampling
https://www.jasondavies.com/poisson-disc/
https://pvigier.github.io/2019/06/09/vagabond-forest-generation.html
Markov Chains
https://nickmcd.me/2019/10/30/markov-chains-for-procedural-buildings/
Euclidean Rhythms
Tiled AutoMap
Graph Rules / Priority Queues