Developer Tools

Complete set of free tools organized by category. Quickly find what you need for web development.

🔍

📋 Document Generators & Validators

Generate and validate documents from Brazil, USA, Germany, UK, Canada and India

💳

Credit Card Generator

Create fictitious credit card numbers for testing.

 📄

Brazilian Document Validator

CPF, CNPJ, RG, CEP and Voter ID validator. Fast and accurate verification of Brazilian documents.

 🎲

Brazilian Document Generator

Generate valid CPF, CNPJ, RG, CEP, CNH, PIS, Passport, Voter ID, bank account and vehicle plates for testing. Fictitious but mathematically correct documents.

 🎲

American Document Generator

Generate SSN, Driver's License, Passport Number, State ID Number, Vehicle Registration, ZIP Code. Fictitious but mathematically correct documents.

 🎲

German Document Generator

Generate Steueridentifikationsnummer, Personalausweis, Führerschein, Reisepass, Postleitzahl (PLZ) and other documents. Fictitious but mathematically correct documents.

 🎲

British Document Generator

Generate National Insurance Number, Driving Licence, Passport Number, NHS Number, Postcode and other documents. Fictitious but mathematically correct documents.

 🎲

Canadian Document Generator

Generate Social Insurance Number, Driver's Licence, Health Card, Passport Number, Postal Code and other documents. Fictitious but mathematically correct documents.

 🎲

Indian Document Generator

Generate Aadhaar Number, PAN Card, Driving Licence, Voter ID Card, Passport Number, PIN Code and other documents. Fictitious but mathematically correct documents.

🔄 Converters

Convert between different formats, bases and data types

🔢

Base Converter

Convert between binary, octal, decimal and hexadecimal.
🕐

Timestamp Converter

Convert UNIX timestamp to readable date and vice versa.
📄

PDF Converter

Convert DOCX, XLSX, TXT, HTML, CSV, JPG, PNG to PDF.
🔄

TOON Converter

Convert between TOON, JSON and XML formats easily.

✅ Validators

Validate data, formats and code structures

🔐

Password Validator

Test if your password is strong with detailed security analysis.
✅

Format Validator

Validate JSON, YAML, XML and TOON with error detection.
🔍

Regex Tester

Test regular expressions with match visualization.

🎲 Generators

Generate data, codes and unique identifiers

🔑

UUID Generator

Generate universal unique identifiers (UUID) v1, v4 and v7.
🛡️

Hash Generator

Generate MD5, SHA-256, SHA-512 hashes and other algorithms.
🔐

API Keys Generator

Create secure API keys with different formats.
📝

Lorem Ipsum Generator

Generate customized placeholder text for design.

🎨 Formatters

Format and organize code, text and data

🎨

Code Formatter

Format JSON, XML, HTML, YAML, Python and JavaScript.
🎨

Beautifier/Minifier

Format or compress HTML, CSS and JavaScript.
🔄

Encoder/Decoder

Encode and decode Base64, URL and HTML.
📝

Text Tools

Count characters, organize lines and transform text.

🔐 Security

Tools for encryption, passwords and security

🔐

Password Generator

Create secure and customizable passwords with specific criteria.
🔐

Password Validator

Evaluate your password strength with detailed analysis.
🛡️

Hash Generator

Generate cryptographic hashes MD5, SHA-256, SHA-512.
🔑

API Keys Generator

Create secure API keys for authentication.

💻 Development

Specific tools for development and debugging

🌐

API Client

HTTP/REST request tester alternative to Postman.
🔍

Regex Tester

Test regular expressions with pre-defined patterns.
🎨

Beautifier/Minifier

Optimize code for development or production.
📊

Text Comparator

Compare texts side by side with difference highlighting.

🛠️ Utilities

Various tools for the developer's daily routine

📱

QR Code Generator

Create customized QR codes for multiple uses.
💳

Card Generator

Generate credit card numbers for testing.
📝

Text Tools

Count characters, organize lines and transform text.
📝

Lorem Ipsum Generator

Generate placeholder text for design and prototyping.