Building a Simple REST API in Go Without Frameworks

This guide walks through building a simple RESTful API in Go from scratch—no frameworks, just Go’s net/http package. It covers setting up routes, designing REST endpoints, handling requests, using an in-memory map for data storage, and ensuring thread safety with a mutex. Along the way, it highlights key REST principles, proper HTTP methods, and Go best practices for clean, concurrent web services. A must-read for developers learning Go backend fundamentals.