Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

A tool for testing for certificate validation vulnerabilities of TLS connections made by a client device or an application.

🌸 A command-line fuzzy finder

Vim-fork focused on extensibility and usability

Simple Python version management

A collection of design patterns/idioms in Python

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

Pointers and tools for learning and day-to-day practice of engineering management & leadership.

Financial data platform for analysts, quants and AI agents.

Captcha solver extension for humans, available for Chrome, Edge and Firefox

Tool to help us buy hard to find items.

Open Source Soldering Iron firmware

OP-Z videolab examples

Do you have enough savings to fund your business?

The best design tools and plugins for everything 👉

Use Touch ID / Secure Enclave for SSH Authentication!

Python wrapper for the Zendesk API

Lightweight automation and productivity app for OS X

A boilerplate for Node.js web applications

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

Let's you connect your laptop to the iPhone to surf the web.

A set of small, responsive CSS modules that you can use in every web project.

aka "Bayesian Methods for Hackers": An introduction to Bayesian methods + probabilistic programming with a computation/understanding-first, mathematics-second point of view. All in pure Python ;)

Buttons with built-in loading indicators.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.