28+ Premium Online Tools

Professional utilities for developers, designers, and creators. Completely private, secure, and running 100% in your browser.

JSON Formatter

Format, validate, and beautify JSON data instantly with syntax check.

Developer

Word Counter

Count words, characters, sentences, paragraphs, and reading times.

Text

Base64 Encoder/Decoder

Encode or decode Base64 strings instantly with support for UTF-8.

Converter

Password Generator

Generate highly secure, strong random passwords with customize criteria.

Security

Markdown Preview

Write standard Markdown syntax and see rendered live HTML preview.

Developer

URL Encoder/Decoder

Encode or decode URL query strings safely for browser parameters.

Converter

Lorem Ipsum Generator

Generate clean paragraph placeholder text for web design mockups.

Generator

Color Picker & Converter

Convert and inspect colors seamlessly between HEX, RGB, and HSL formats.

Design

Timestamp Converter

Translate Unix Epoch timestamps into human readable local and UTC dates.

Converter

Case Converter

Convert text values to UPPER, lower, Title Case, camel, snake, or kebab formats.

Text

Slug Generator

Convert any text title into clean, SEO-friendly web URL slugs.

Developer

AI Prompt Generator

Optimize instructions and custom personas for ChatGPT, Claude, and LLMs.

AI Helpers

Hash Generator

Generate secure MD5, SHA-1, and SHA-256 cryptographic hashes for text.

Security

HTML Entity Converter

Safely encode or decode reserved HTML special character entities.

Developer

Text Diff Checker

Compare two text revisions side by side and visually highlight line differences.

Text

QR Code Generator

Generate highly readable vector QR codes for URLs, locations, or contact details.

Generator

Regex Tester

Test standard regular expression patterns with real-time text matching.

Developer

CSV to JSON Converter

Instantly map tabular CSV text structures into standard nested JSON arrays.

Converter

JWT Decoder

Deconstruct JSON Web Tokens to inspect header metadata and payload data claims.

Security

Image to Base64

Convert graphic files into optimized Base64 data string URIs for web styling.

Converter

JSON ⇄ YAML Converter

Bidirectional schema translator to convert JSON configs to YAML and vice versa.

Developer

UUID/GUID Generator

Bulk generate secure, unique RFC 4122 compliant version 4 UUID strings.

Generator

Text to Speech Reader

Listen to text read aloud natively using configurable browser vocal synthesizers.

Text

CSS Glassmorphism Lab

Design modern frosted-glass effects visually and copy optimized CSS code.

Design

Aspect Ratio Calculator

Calculate missing proportions based on responsive image and video presets.

Design

PX ⇄ REM Converter

Calculate CSS unit conversions dynamically based on standard 16px roots.

Developer

Base64 File Encoder/Decoder

Drag, drop, and encode binary files to Base64 strings or extract them back.

Converter

Device & UA Inspector

Parse client system configurations, viewport metrics, and User-Agent details.

Developer