Free Online Text & Developer Tools

A comprehensive collection of free, fast, and secure online tools for developers, writers, and digital professionals. No registration required.

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Popular Tools

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JSON Formatter

Developer

Format, validate, and beautify JSON data with syntax highlighting

Mock JSON Generator

Generators

Generate realistic mock JSON data from schemas instantly. Perfect for API testing, development, and prototyping with customizable fake data generation.

.env & Properties Parser

Developer

Parse and convert .env files and Java properties files between JSON, YAML, and key-value formats

API Code Generator

Developer

Generate ready-to-use API request code snippets in 10+ programming languages. Includes authentication, error handling, and TypeScript support. Free online tool for developers.

Password Generator

Generators

Generate secure, random passwords with customizable length and character sets

QR Code Generator

Generators

Generate QR codes for URLs, text, WiFi, and more with customization options

Cron Expression Builder

Developer

Create and validate cron expressions with visual builder for automated tasks and jobs

Case Converter

Text Tools

Convert text between different cases: uppercase, lowercase, title case, camel case, and more

Find & Replace

Text Tools

Find and replace text with support for regex patterns and bulk operations

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