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Online GDB

Online Go Compiler (Golang 1.23)

Write, compile, and execute Go code online directly in your browser. Powered by official Go runtimes with real-time compilation diagnostics, standard input (stdin) support, and instant output.

Getting Started with Go Online

Go (Golang) is an open-source programming language created by Google that makes it easy to build simple, reliable, and efficient software. Go features built-in concurrency with goroutines and channels.

Basic Structure of a Go Program

Every executable Go program belongs to package main and defines a main() function.

package main

import "fmt"

func main() {
    fmt.Println("Hello from FreeOnlineGDB Go!")
}

Handling User Input in Go

Use fmt.Scan() or bufio.NewScanner to read inputs from standard input.

Runtime Specifications

Runtime
Go 1.23 / 1.13
Architecture
Linux x86_64
Execution Engine
Wandbox / Judge0
Time Limit
5.0 seconds
Memory Limit
256 MB

Full IDE Experience

Need multi-file projects, keyboard shortcuts, or project saving? Open the full-screen IDE.

Launch Fullscreen Go IDE