Data-Driven Astrology 💫 Kerykeion is a Python library for astrology. It generates SVG charts and extracts detailed structured data for birth charts, synastry, transits, composite charts, and more.

Fuel Optimal Large Divert Guidance Algorithm

A soundfont editor for quickly designing musical instruments.

VOOG — Virtual Analog Synthesizer (Moog-style polyphonic synth with GUI)

Real-time Python MIDI synthesizers (additive/FM/wavetable synthesis)

The Google Sans Code font family

Simple OpenType versions of subsets of the Hershey vector fonts

DSP tonewheel organ

OB-Xf is a continuation and modernatization of the last open source release of OB-Xd by 2DaT and later discoDSP. It is inspired by the venerable Oberheim OB-X. Get the nightly https://github.com/su…

VCVRack modules by 8Mode

Virtual modular synthesizer plugin

Vaporizer2 hybrid wavetable additive / subtractive VST / AU / AAX synthesizer / sampler workstation plugin

Odin 2 Synthesizer Plugin

An LV2 toy

Linux, Osx & Windows JUCE port of Ultramaster Group's classic 2001 software synth

The 1971 Triadex Muse music synthesizer in Python with output via MIDI or audio synthesis

JavaScript simulation of the Triadex Muse, Marvin Minsky, Ed Fredkin

Digital logic design tool and simulator

Emulator for the Voyager Flight Data Subsystem. The computer that's leaving the solar system.

Intel 8080 assembler and simulator in JS, optimized for simplicity.

Classic PostScript interpreter binaries running inside a CPU-emulator sandbox, on the command line or in your browser.

FreeBee - AT&T 3B1 / 7300 UNIX PC emulator

Real-time Classic Ray Tracing on all devices with a browser, with real reflections, refractions, and depth of field, all on top of the Three.js WebGL framework. Click here for Live Demo: https://er…

Real-time PathTracing with global illumination and progressive rendering, all on top of the Three.js WebGL framework. Click here for Live Demo: https://erichlof.github.io/THREE.js-PathTracing-Rende…

Basilisk II and SheepShaver Macintosh emulators

A comprehensive line-by-line commentary on the UNIX Fourth Edition (1973) source code. Covers the kernel, file system, device drivers, shell, and utilities.

Opening book and training scripts for my lichess bot (TuroBot)

Animated sprite editor & pixel art tool (Windows, macOS, Linux)