Browser-Based Development Tools
All tools run entirely in your browser. No data leaves your machine. Free for commercial use.
Free & Commercial Use
No subscriptions or additional fees. Completely free to use for personal and commercial projects.
Secure & Local
100% client-side processing. We never send your input data to any server.
Text & Data Processing
Base64 Encoder / Decoder
Encode or decode strings using Base64 format securely in your browser.
URL Encoder / Decoder
Encode or decode URL components securely in your browser.
Encoding Converter
Convert text to various encodings (UTF-8, etc.) and view its binary/hex representation.
Word & Character Counter
Count characters, words, lines, paragraphs, and bytes in your text.
Security & Cryptography
Random String Generator
Generate secure random strings and passwords with customizable character sets.
Hash Generator
Generate cryptographic hash values from your text instantly in the browser.
File Encrypt/Decrypt
Securely encrypt and decrypt files in your browser using AES-GCM, AES-CBC, or AES-CTR. (Max 500MB)
Password Generator
Generate secure random passwords or create deterministic ones from keywords.
UUID Generator
Generate version 4 UUIDs (Universally Unique Identifiers) instantly.
JWT Encoder / Decoder
Encode, decode, and inspect JSON Web Tokens securely.
Date & Time
Development & Formatting
JSON Formatter
Format, validate, minify, and generate TypeScript types from your JSON data.
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal bases.
Mock Data Generator
Generate mock data arrays, numbers, dates, booleans, and UUIDs in JSON, CSV, or JS Object formats.
Markdown Editor & Preview
Write and preview Markdown in real-time with GitHub Flavored Markdown support.
Lorem Ipsum Generator
Generate realistic placeholder text for your designs and layouts.
Color Converter & Palette
Convert between HEX, RGB, and HSL formats, and generate a shades/tints palette.
Images & Media
Image Text Extractor (OCR)
Extract text from images using AI. Processing is done entirely in your browser. Images are never uploaded to a server or used for AI training.
QR Code Generator
Generate QR codes instantly from text or URLs.
Image Optimizer (Resize/Compress)
Resize, compress, and convert images (PNG, JPEG, WebP, AVIF, BMP).
Base64 ↔ Image Converter
Convert an image to a Base64 string, or decode a Base64 string back to an image.