Lettersong is a roguelike wherein magic is a set of esoteric programming languages. 
Here are some posts I've written about roguelikes:
Conceptual weaponry in roguelikes
Lettersong Devlog 1
Lettersong Devlog 1
7DRL preface
7DRL days 1-2
7DRL days 3-5
Lair of the Lamb: session one
7DRL 2026 devlog, day five
7DRL 2026 devlog, day one
Lettersong roguelike devblog 2- a big world with limited physics and stupid critters
Lettersong roguelike devblog 1- a breath of fresh superheated air
Seven day Roguelike 2022 Days 1-2: Plans and Temperature
Seven day Roguelike 2022 Days 3-5: Metamagic, vectors, burning down the world
Some more raytracing
Seven day Roguelike 2022p1: Lettersong
Simple raytracing
Conceptual weaponry in roguelikes
illuminati
Skyrmion 2D gallery
GPU-accelerated Skyrmion simulations: How I learned to stop worrying and love speed