BlackHole is a modern macOS audio loopback driver that allows applications to pass audio to other applications with zero additional latency.

Spectral warping wavetable synth

Synthesizer plug-in (previously released as Vember Audio Surge)

VST 3 Plug-In SDK

Source code for the book "Creating Synthesizer Plug-Ins With C++ and JUCE"

Think DSP: Digital Signal Processing in Python, by Allen B. Downey.

Build Ruby on Rails apps 10x faster

Define forms for filling data that you will be able to open from anywhere you can run JS

120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Build Your Own Web Framework in Elixir, published by Packt

read and create Procreate .swatches files

Define DSLs quickly and avoid the boilerplate write getters and setters. Oh, and it does validation too.

Anki plugin to expose a remote API for creating flash cards.

Script to add flashcards from text/markdown files to Anki

🎴 An Anki plugin for Obsidian.md

A JavaScript codemod toolkit.

Exercism exercises in Elixir.

Easy and extensible benchmarking in Elixir providing you with lots of statistics!

Bot Framework provides the most comprehensive experience for building conversation applications.

Code smell detector for Ruby

A custom promise implementation for JavaScript

My former app template for Rails 7. All recommendations you see here have been moved to https://github.com/mattbrictson/nextgen

A framework to monitor and improve the performance of PostgreSQL using Machine Learning methods.

This library makes RxJS Observables testing easy!

MetaR takes advantage of Language Workbench Technology to facilitate data analysis with the R language.

MPS-based DSLs for common web languages (HTML, JavaScript, CSS, ...)

Code and materials for my book "Pragmatic Type Level Design"