KN

PatchworkOS. A modular, non-POSIX operating system for x86_64, built from scratch in C and assembly. Intended to be educational and experimental while rigorously following a Plan9-style "everything is a file" philosophy, featuring a from-scratch ACPI AML parser, EEVDF scheduler and a pseudo-capability namespace based security model.

Reduct. A functional, immutable, S-expression based configuration and scripting language, beating Lua (non-JIT) in benchmarks, with easy C integration.

Electric_OS. C

GRF. The Grayscale Raster Font format is designed to bring easy to use and good-ish looking font rendering to hobbyist operating system developers or other environments where using modern font formats like .ttf is undesirable.

FBMP. "Framebuffer BitMaP" is a simple image file format for embedded applications.

Volund. Volund is a game engine written in C++ with Lua scripting for Windows and Linux.

QuantCompute. A quantum computer simulation written in C++ programmable using quantum circuit diagrams.

MinorProjects. A place to store random small projects typically written in C++, Python or Mathematica.