Master programming by recreating your favorite technologies from scratch.

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

A list of Free Software network services and web applications which can be hosted on your own servers

Master the command line, in one page

A feature-rich command-line audio/video downloader

The Go programming language

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

Empowering everyone to build reliable and efficient software.

Godot Engine – Multi-platform 2D and 3D game engine

LLM inference in C/C++

Vim-fork focused on extensibility and usability

Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for …

Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

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

Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

List of Computer Science courses with video lectures.

simple terminal UI for git commands

Source code for the X Recommendation Algorithm

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

OBS Studio - Free and open source software for live streaming and screen recording

A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny things. Inspired by awesome-... stuff.

The Patterns of Scalable, Reliable, and Performant Large-Scale Systems

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

Ghidra is a software reverse engineering (SRE) framework

A cross-platform, OpenGL terminal emulator.

The Cloud Native Application Proxy

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

Truly independent web browser

Open-source, self-hosted note-taking tool built for quick capture. Markdown-native, lightweight, and fully yours.

A curated list of Rust code and resources.