# Yowza Tools > Simple online tools, no fuss. No signup, no tracking, just tools. ## About Yowza Tools is a free collection of browser-based utilities for developers, writers, and teams. All tools run client-side with no data sent to servers unless explicitly required (e.g., real-time collaboration features). ## Categories - Developer: Tools for software engineers — encoding, debugging, testing, and reference - Converters: Encode, decode, and convert between formats and units - Text: Writing, formatting, and text analysis tools - Team: Real-time collaboration tools using WebSockets - Life: Everyday utility tools for splitting bills, planning, and more ## Developer Tools - JSON Formatter: Format, validate, and minify JSON. Syntax highlighting and error detection. URL: https://yowza.tools/json-formatter - UUID Generator: Generate v4 UUIDs instantly. Bulk generation and copy support. URL: https://yowza.tools/uuid-generator - Base64 Encode/Decode: Encode text to Base64 or decode Base64 back to text. URL: https://yowza.tools/base64 - Hash Generator: Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text. URL: https://yowza.tools/hash-generator - Timestamp Converter: Convert between Unix timestamps, ISO 8601, and human-readable dates. URL: https://yowza.tools/timestamp-converter - URL Encode/Decode: Encode or decode URL components and query strings. URL: https://yowza.tools/url-encoder - Cron Expression Parser: Parse cron expressions into plain English. See next scheduled run times. URL: https://yowza.tools/cron-parser - Markdown Preview: Write Markdown and see it rendered in real time. Live preview with HTML export. URL: https://yowza.tools/markdown-preview - Text Diff Checker: Compare two blocks of text side by side. See additions, deletions, and changes highlighted. URL: https://yowza.tools/text-diff - Color Converter: Convert between HEX, RGB, HSL, and OKLCH. Visual picker and palette generator. URL: https://yowza.tools/color-converter - Regex Tester: Test regular expressions with live match highlighting, capture groups, and replace mode. URL: https://yowza.tools/regex-tester - JWT Decoder: Decode and inspect JWT tokens. View header, payload, claims, and expiry status. URL: https://yowza.tools/jwt-decoder - Password Generator: Generate secure passwords and passphrases with configurable options and strength indicator. URL: https://yowza.tools/password-generator - Unit Converter: Convert between data, CSS, temperature, length, weight, and time units instantly. URL: https://yowza.tools/unit-converter - Chmod Calculator: Calculate Unix file permissions. Toggle read, write, execute and get numeric and symbolic notation. URL: https://yowza.tools/chmod-calculator - HTTP Status Codes: Searchable reference of all HTTP status codes with descriptions and usage guidance. URL: https://yowza.tools/http-status-codes - QR Code Generator: Generate QR codes from URLs, text, email, phone, or Wi-Fi credentials. Download as PNG or SVG. URL: https://yowza.tools/qr-code-generator - Secret Share: Share secrets via a one-time link. Content is encrypted and can self-destruct after first view. URL: https://yowza.tools/secret-share - OG Preview: Preview Open Graph cards for any URL. Paste URLs or import from sitemap. See how links appear on social media. URL: https://yowza.tools/og-preview ## Converters Tools - JSON Formatter: Format, validate, and minify JSON. Syntax highlighting and error detection. URL: https://yowza.tools/json-formatter - Base64 Encode/Decode: Encode text to Base64 or decode Base64 back to text. URL: https://yowza.tools/base64 - Hash Generator: Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text. URL: https://yowza.tools/hash-generator - Timestamp Converter: Convert between Unix timestamps, ISO 8601, and human-readable dates. URL: https://yowza.tools/timestamp-converter - URL Encode/Decode: Encode or decode URL components and query strings. URL: https://yowza.tools/url-encoder - Case Converter: Convert between camelCase, snake_case, kebab-case, PascalCase, Title Case, and more. URL: https://yowza.tools/case-converter - Color Converter: Convert between HEX, RGB, HSL, and OKLCH. Visual picker and palette generator. URL: https://yowza.tools/color-converter - Unit Converter: Convert between data, CSS, temperature, length, weight, and time units instantly. URL: https://yowza.tools/unit-converter - QR Code Generator: Generate QR codes from URLs, text, email, phone, or Wi-Fi credentials. Download as PNG or SVG. URL: https://yowza.tools/qr-code-generator - Image Converter: Convert images between PNG, JPEG, WebP, and AVIF formats. Adjust quality, compare file sizes, and download instantly. 100% client-side. URL: https://yowza.tools/image-converter - Audio Converter: Convert audio between MP3, WAV, OGG, AAC, and FLAC formats. Adjust bitrate, compare file sizes. 100% client-side with FFmpeg.wasm. URL: https://yowza.tools/audio-converter ## Text Tools - Lorem Ipsum Generator: Generate placeholder text in paragraphs, sentences, or words. URL: https://yowza.tools/lorem-ipsum - Word Counter: Count words, characters, sentences, and estimate reading time. URL: https://yowza.tools/word-counter - Case Converter: Convert between camelCase, snake_case, kebab-case, PascalCase, Title Case, and more. URL: https://yowza.tools/case-converter - Markdown Preview: Write Markdown and see it rendered in real time. Live preview with HTML export. URL: https://yowza.tools/markdown-preview - Text Diff Checker: Compare two blocks of text side by side. See additions, deletions, and changes highlighted. URL: https://yowza.tools/text-diff - Readability Scorer: Analyze text readability with Flesch-Kincaid, Gunning Fog, Coleman-Liau, and SMOG scores. URL: https://yowza.tools/readability-scorer - List Randomizer: Shuffle items, pick random winners, or split into groups. Works with anything. URL: https://yowza.tools/list-randomizer - Emoji Picker: Search and copy emojis instantly. Browse by category or search by name. Click to copy. URL: https://yowza.tools/emoji-picker ## Team Tools - Timezone Converter: Convert times across timezones. See equivalent times with business hour indicators. Share via URL. URL: https://yowza.tools/timezone-converter - Voting Room: Create live voting sessions. Real-time results with WebSockets. URL: https://yowza.tools/voting-room - Planning Poker: Agile estimation with Fibonacci cards. Real-time reveal with your team. URL: https://yowza.tools/planning-poker - Live Countdown: Create a shared countdown to any date. Share the link and watch it tick down together. URL: https://yowza.tools/live-countdown - Bill Splitter: Split bills fairly among friends. Quick split for one receipt, or group mode where everyone adds expenses in real-time. URL: https://yowza.tools/bill-splitter - Wheel Spinner: Add names, then spin the wheel, draw a 3D lotto sphere, or tumble a tombola drum to pick a winner. Share the link so your whole team can play. URL: https://yowza.tools/wheel-spinner - Dot Voting: Prioritize as a team. Everyone gets dots to place on options — see results update in real-time. URL: https://yowza.tools/dot-voting - Kanban Board: Create a shared kanban board. Add cards, drag between columns, and collaborate in real-time. No signup required. URL: https://yowza.tools/kanban-board ## Life Tools - Bill Splitter: Split bills fairly among friends. Quick split for one receipt, or group mode where everyone adds expenses in real-time. URL: https://yowza.tools/bill-splitter ## Technical Details - All client-side tools work entirely in the browser using JavaScript (Alpine.js) - No user accounts or authentication required - No data is stored or transmitted for client-side tools - Voting Room and Planning Poker use WebSockets (Laravel Reverb) for real-time collaboration - All tools are free with no usage limits