A collective list of free APIs

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

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

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

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

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

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

Source code for the X Recommendation Algorithm

Spring Framework

Official electron build of draw.io

Open Source realtime backend in 1 file

The Julia Programming Language

Free universal database tool and SQL client

The Free Software Media System - Server Backend & API

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for buildi…

Context7 MCP Server -- Up-to-date code documentation for LLMs and AI code editors

Making Docker and Kubernetes management easy.

Netty project - an event-driven asynchronous network application framework

Lightweight Kubernetes

Open Source Identity and Access Management For Modern Applications and Services

A tiny (124 bytes), secure, URL-friendly, unique string ID generator for JavaScript

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more

Playwright MCP server

JHipster is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures.

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

Eclipse Theia is a cloud & desktop IDE framework implemented in TypeScript.

👦 👧 Technical-Interview guidelines written for those who started studying programming. I wish you all the best. 👾