Last updated: April 13, 2026
UUID Generator for Go Developers
Quick Answer
DevToolHQ's uuid generator works great alongside Go. Use it to quickly uuid generator during development, then integrate the pattern into your Go codebase using the code example below.
Use Cases in Go
- 1.Generate unique primary keys for database records
- 2.Create idempotency keys for API requests
- 3.Assign unique request IDs for distributed tracing
- 4.Generate unique filenames for uploads
Go Code Example
package main
import (
"fmt"
// go get github.com/google/uuid
"github.com/google/uuid"
)
func main() {
// UUID v4 (random)
id := uuid.New()
fmt.Println(id.String())
// UUID v5 (deterministic from namespace + name)
v5 := uuid.NewSHA1(uuid.NameSpaceURL, []byte("https://example.com"))
fmt.Println(v5.String())
// Parse and validate
parsed, err := uuid.Parse("550e8400-e29b-41d4-a716-446655440000")
if err != nil {
fmt.Println("Invalid UUID")
return
}
fmt.Println(parsed.Version())
}Try the tool directly
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Frequently Asked Questions
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