Lightning-Fast Online Utilities

100% free, beautifully designed, and entirely client-side. No data is ever sent to our servers, ensuring your complete privacy and instant results.

Word & Text Tools

Developer Tools

🔍

Hash Identifier

Instantly identify password hashes and get the exact Hashcat and John the Ripper commands to crack them.

🔮

Magic Omni-Decoder

Paste any mystery string. Instantly auto-detects and decodes Base64, Hex, JWTs, URL encoding, and Binary data.

🛠️

Base64 Encoder/Decoder

Securely encode and decode strings or data to and from Base64 format instantly in your browser.

{" "}

JSON Formatter & Validator

Prettify, minify, and validate JSON data instantly. Convert complex JSON objects to CSV.

🎨

Color Picker & Palettes

Convert between HEX, RGB, HSL, and CMYK. Generate beautiful harmonious color palettes instantly.

🆔

Bulk UUID Generator

Generate up to 5,000 cryptographically secure Version 4 GUIDs instantly in your browser.

Unix Timestamp Converter

Convert epoch time to human-readable dates, or dates to epoch time. Supports seconds and milliseconds.

🔑

JWT Decoder & Encoder

Decode, verify, and forge JSON Web Tokens instantly in your browser securely.

🛡️

JavaScript Obfuscator

Protect your JS source code with control flow flattening, dead code injection, and string encryption.

🔄

Text Compare & Diff Checker

Find the exact differences between two blocks of code or text side-by-side.

🔍

Regex Tester & Playground

Test your Regular Expressions against custom text strings with real-time highlighting.

🎨

CSS Gradient Generator

Design beautiful custom linear and radial gradients and copy the CSS code instantly.

🔗

URL Encoder / Decoder

Safely encode special characters for URLs, or decode percent-encoded strings back to text.

🔐

Bcrypt Hash Generator

Generate and verify secure Bcrypt password hashes entirely in your browser.

💱

Universal Data Converter

Instantly cross-convert CSV, JSON, and XML structures entirely in your browser.

📊

Instant Chart Maker

Generate beautiful bar, line, and pie charts instantly from CSV or JSON data.

Utility Tools

🔐

Secure Password Generator

Generate cryptographically strong, highly secure passwords with customizable parameters.

📱

QR Code Generator

Create custom, high-resolution QR codes for URLs, WiFi, Emails, and more. Download instantly.

🖼️

Image Cropper & Resizer

Crop, rotate, and scale pictures instantly in your browser before uploading.

▶️

YouTube Thumbnail Downloader

Instantly download YouTube video thumbnails in HD (1080p), SD, and High Quality.

❤️

Fitness & Health Calculator

Calculate your BMI, BMR, TDEE, optimal calorie targets, and training heart rate zones.

⏱️

Pomodoro Timer

Boost your productivity with customizable focus sessions and automated breaks.

⏱️

Professional Stopwatch

High-precision online stopwatch with millisecond accuracy, lap tracking, and split times.

🖥️

Screen Resolution Tester

Instantly test your device's screen resolution, viewport size, and pixel ratio.

🌐

What is my IP?

Instantly find out your public IP address, ISP, and location securely.

🌍

World Clocks

Check the exact current time in major cities around the globe and calculate time differences.

📸

Image to Text (OCR)

Extract text from images instantly in your browser using local AI OCR.

🖼️

Image Format Converter

Convert HEIC to JPG, or compress images into WebP for web optimization.

🎬

Video to GIF / MP3

Run FFmpeg directly in your browser. Convert short video clips to GIFs or extract MP3 audio locally.

📄

Images to PDF Converter

Select multiple JPG or PNG images and instantly merge them into a single PDF file.

📝

PDF Text Extractor

Rip text directly from PDF documents instantly in your browser securely.

🔐

Encrypt & Protect PDF

Secure your sensitive PDF documents with a strong AES password.

SpotCanary: Your Privacy-First Online Tool Suite

Welcome to SpotCanary, the internet's premier destination for fast, secure, and entirely free online utilities. Whether you are a software developer needing to instantly decode a JSON Web Token, a student needing to verify the word count of an essay, or just someone looking for a reliable world clock, we have built a comprehensive suite of tools designed to make your digital life easier.

Why Choose SpotCanary?

In today's digital landscape, uploading your sensitive data to random online formatters is a massive security risk. That's why SpotCanary was engineered with a zero-trust, privacy-first architecture. Our tools execute 100% locally within your web browser using client-side JavaScript. This means your private text, source code, API keys, and documents never leave your device.

Explore Our Tool Categories

We've organized our utilities into three distinct categories to help you find exactly what you need:

SpotCanary is constantly evolving. We regularly update our Glossary & Academy with educational articles and add new tools based on user feedback. Experience the difference of a utility suite built for speed and privacy today.