Free Developer Tools
JSON formatters, base64 encoders, UUID generators, hash checkers, CSV-to-JSON & dev utilities.
OLD SLOW TOOLS ARE HOLDING YOU BACK
❌ What Legacy Tools Do
- ✕ Upload your private files to unknown cloud servers
- ✕ Force annoying daily limits, watermarks & captcha locks
- ✕ Require expensive monthly subscriptions or credit cards
- ✕ Slow processing speeds with server queue waiting times
✅ What Atuzed Delivers
- ✓ 100% In-Browser Privacy — files never leave your device
- ✓ Zero watermarks, zero limits, zero captcha locks
- ✓ 100% Free Forever with unlimited file conversions
- ✓ Instant WebAssembly processing speed on mobile & desktop
Most Popular Developer Tools
JSON Formatter & Validator
Pretty-print, minify, format, and validate JSON code.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 strings back to text.
URL Encoder / Decoder
Encode special characters in URLs or decode percent-encoded strings.
UUID / GUID Generator
Generate bulk random RFC 4122 v4 UUIDs / GUIDs.
CSV to JSON & JSON to CSV
Convert CSV data to JSON objects or export JSON arrays to CSV files.
Base64 Encoder
Professional, free online base64 encoder tool. Fast 100% client-side browser processing with zero upload.
Build High-Speed Applications with Atuzed Go APIs
Integrate over 133+ utility, document, AI, and exam processing engines directly into your Golang microservices. Enjoy sub-2ms client latency, zero external dependencies, and native Go structs.
Your Go Developer API Key Active
Use this key in Authorization headers or the Official Go SDK.
Interactive Go API Playground
Test endpoints live in your browser & generate Go code
package main
import (
"context"
"fmt"
"log"
"github.com/atuzed/atuzed-go"
)
func main() {
// Initialize Atuzed Go SDK Client
client := atuzed.NewClient("atz_live_go_demo_key_99421")
// Execute UPI Payment QR Generator API
res, err := client.UPIQR.Execute(context.Background(), &atuzed.Options{
Payload: `{ "vpa": "shopkeeper@upi", "name": "Atuzed Merchant Store", "amount": "499", "note": "Order #9924"}`,
})
if err != nil {
log.Fatalf("Go API Error: %v", err)
}
fmt.Printf("Success (200 OK) - Response: %s\n", res.RawJSON)
}Go Struct Definition: UPI Payment QR Generator API
Copy and paste directly into your Go packages.
type UPIRequest struct {
VPA string `json:"vpa"` // e.g. merchant@upi
Name string `json:"name"` // Payee Name
Amount string `json:"amount"` // INR amount (optional)
Note string `json:"note"` // Payment Memo
}All Developer Tools (146)
100% Free & Client-SideWhy Use Our Developer Tools?
Clean Syntax Highlighting
Beautify, format, validate, and minify complex JSON, XML, and code strings instantly.
Secure Dev Utilities
Encode or decode sensitive tokens, JWTs, and API credentials securely in browser RAM.
Instant Conversion
Convert CSV datasets to structured JSON arrays or objects in milliseconds.
Cryptographic Hash Generators
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for integrity checks.
UUID v4 & Password Generator
Generate cryptographically secure random UUIDs and custom strong passwords.
One-Click Copy & Export
Copy formatted output or download as code files instantly.