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3 guides
Backend
Server-side runtimes, frameworks, and languages powering APIs and business logic.
3 Backend guides — updated for 2026
Node.js
v22 LTS · Beginner
JavaScript runtime built on Chrome's V8 engine
JavaScriptRuntimeHTTPnpm
BeginnerView Guide →
Python
v3.13 · Beginner
Simple, powerful, batteries-included
BackendAI/MLScriptingDjango
BeginnerView Guide →
Spring Boot
v3.3 · Advanced
Production-ready Java microservices with minimal configuration
JavaMicroservicesRESTJPA
AdvancedView Guide →