Spring Boot Has a Free Framework That Gets Your Java API Running in 5 Minutes

#java #springboot #backend #opensource

Spring Boot is the most popular Java framework for production-ready applications. Auto-config eliminates boilerplate.

What You Get for Free

Auto-configuration — sensible defaults
Embedded server — Tomcat/Jetty built-in
Spring Initializr — generate at start.spring.io
Actuator — health checks, metrics
Spring Data — JPA, MongoDB, Redis
Native compilation — GraalVM support

REST API Example

@RestController
@RequestMapping("/api/users")
public class UserController {
    @Autowired private UserRepository repo;
    @GetMapping
    public List<User> getAll() { return repo.findAll(); }
    @PostMapping
    public User create(@RequestBody User user) { return repo.save(user); }
}