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

An open standard for rendering interactive widgets in plain Markdown.

Simple, customizable yet performant spreadsheet for React

Build full-stack apps on your own infrastructure.

Multiplayer Mode for Obsidian

Laminar - open-source observability platform purpose-built for AI agents. YC S24.

A 3D structural engineering finite element library for Python.

The most complete open-source Swift package for interacting with OpenAI's public API.

EngineeringPaper.xyz is a web app that makes it easy to create, save, and share engineering calculations.

A structural engineering design libarary

Python library for converting Python calculations into rendered latex.

A library for safely integrating ProseMirror and React.

An extensive math library for JavaScript and Node.js

An engine for symbolic manipulation and numeric evaluation of math formulas expressed with MathJSON

Web components for math display and input

GnuCash Double-Entry Accounting Program.

The Go programming language

Haptic input knob with software-defined endstops and virtual detents

The Finch CLI is an open source client for container development

Checks Apple Store inventory for in-store pickup availability for the 2021 MacBook Pro