Master programming by recreating your favorite technologies from scratch.

Fuzzy Controller to fly a simulated drone

A better compressed bitset in Java

How to build your own CNC machine from scratch

A collection of modern/faster/saner alternatives to common unix commands.

A workbench for writing toy implementations of distributed systems.

Snabb: Simple and fast packet networking

Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

A forwarding DNS server to simulate slow, jittery, or problematic DNS implementations

🦀 Small exercises to get you used to reading and writing Rust code!

A lightweight full-text index server with a focus on speed and efficiency.

Agile software development without all the burnout.

Repo of AWS Lambda and Azure Functions functions that process streams and send data to Datadog

486 lines of C++: old-school FPS in a weekend

The Markdown-based note-taking app that doesn't suck.

The Microsoft Build Engine (MSBuild) is the build platform for .NET and Visual Studio.

Arduino library for the MQ135

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

A fast kubectl autocompletion with fzf

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.

A StatsD client for Arduino

Datadog agent built from source for ARM 32-bit and 64-bit platforms

Faster way to switch between clusters and namespaces in kubectl

csshX like ssh tool for iTerm2

Helm Tiller images for amd64, arm64, and armhf. ⚓️🎉

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

Bootstrap yourself to write an OS from scratch. A book for self-learner.

A boilerplate for Django web applications

Execute a command when a file is changed