Public APIs is a large catalog of free public APIs with categories, auth type, HTTPS support, and CORS notes.
Open Source: #backend
Catalog projects marked with #backend. Tags work as dedicated landing pages, so related tools are easier to find and connect.
This collection holds 16 projects with a combined 2,149,487 GitHub stars. Main languages: Python, TypeScript, Go.
Repositories
Developer Roadmap provides interactive roadmaps, guides, and educational content for developers across roles and technologies.
System Design Primer is a learning repository for designing large-scale systems and preparing for system design interviews.
JavaGuide is a Chinese guide for Java backend interview prep, computer science, databases, distributed systems, and AI application development.
Node.js Best Practices is a large guide to architecture, errors, security, testing, and code style for server-side Node.js projects.
Supabase is an open Postgres platform for applications: database, auth, generated APIs, Realtime, functions, storage, and vector use cases.
Django is a Python web framework with an ORM, routing, templates, admin, migrations, and strong conventions.
System Design 101 is ByteByteGo’s visual reference for system design, APIs, databases, scaling, and architecture patterns.
Spring Boot is a framework for creating production-ready Spring applications and services with minimal manual configuration.
Architect Awesome is a large Chinese-language map of backend architecture and system-design resources.
PocketBase is a compact Go backend with SQLite, users, files, APIs, and realtime subscriptions.
Ruby on Rails is a full-stack Ruby web framework for applications with models, views, and controllers.