Learn Low Level Design (LLD) and prepare for interviews using free resources.

thoughts on programming

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

A curated list of awesome System Design (A.K.A. Distributed Systems) resources.

These are the best resources for System Design on the Internet

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

Learn System Design concepts and prepare for interviews using free resources.

FinOps, MLOps and cloud cost optimization tool. Supports AWS, Azure, GCP, Alibaba Cloud and Kubernetes.

Three dimensional cube implemented using 2d line segments.

Explain complex systems using visuals and simple terms. Help you prepare for system design interviews.

Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 2, and other large language models.

(educational) build your own disk based KV store in Go

Web browser engineering (a book)

mediasoup official demo application

Cutting Edge WebRTC Video Conferencing

Rewind is an intelligent archivist.

Nand to Tetris projects

A chess engine written in common lisp

Making a x64-bit kernel + bootloader