This tool gives you the Linux system call number (32bit and 64bit x86) for a system call name (e.g., read, write, ...).

Fast and low overhead web framework, for Node.js

Perform database operations across all your environments simultaneously

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

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

🔐 Blockstack PHR prototype

Git hooks made easy 🐶 woof!

Easy and concise validations for Express routes

[DISCONTINUED] Collection of awesome resources for the A-Frame WebVR framework.

an iPhone app built with React Native

freeCodeCamp's deprecated wiki articles

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.