Tool Guides
Complete guides and tutorials for all our free online tools. Learn how to make the most of each tool with step-by-step instructions.
Developer Tools
View all developer tools →Unified team workspace for collaboration
Format, validate, and beautify JSON data
Convert JavaScript object literals to valid JSON
Merge two JSON objects with deep or shallow strategies
Test regex patterns with real-time highlighting
Encode and decode Base64 strings and files
Convert between Unix timestamps and human dates
Compare text and find differences
Real-time code editing for pair programming and interviews
Generate all favicon sizes for browsers, SEO, and PWA
Create beautiful code screenshots with syntax highlighting
Preview shadcn/ui components with your custom CSS theme
Decode and inspect JSON Web Tokens
Generate random UUID v4 identifiers
Convert JSON arrays to CSV format
Encode and decode URLs and query strings
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes
Convert between YAML and JSON formats
Convert colors between HEX, RGB, and HSL formats
Build and explain cron expressions visually
Format and beautify SQL queries
Generate QR codes for URLs, WiFi, and contacts
Generate fake data for testing and development
Generate JSON Schema from JSON objects
Generate professional README.md files
Create beautiful CSS gradients with linear and radial options
Convert JSON to TypeScript interfaces instantly
Convert cURL commands to JavaScript, Python, Go, and PHP
Format and minify HTML code instantly
Generate time-ordered UUID v7 identifiers
Content Tools
View all content tools →Convert any webpage to a clean PDF
Extract readable text from any webpage
Convert HTML to clean Markdown
Create instant temporary public pages
Resize images with social media presets
Enhance image resolution with AI upscaling
Remove or replace image backgrounds with colors, gradients, patterns, or images
Create perfectly cropped images for WhatsApp, Instagram, Facebook, Twitter, LinkedIn, and TikTok with background blur, color fill, and live preview.
Customize SVG colors, size, and export to PNG
Write and preview Markdown with live rendering
Generate placeholder text for designs
Compress images without losing quality
Remove EXIF metadata and GPS data from photos
Convert text between different cases
Create Open Graph images for social media sharing
AI Tools
View all ai tools →Save and organize your AI prompts
Extract transcripts from YouTube videos
Count tokens for GPT-4, Claude, Llama, and Gemini
Summarize long texts and extract key points
Analyze sentiment of text (positive/negative/neutral)
Curated AI prompt templates for ChatGPT and Claude