All Tools
Browse our 62 free online tools
JSON Formatter
Format and beautify JSON data online. Validate, minify, and prettify JSON with syntax highlighting.
JSON Validator
Validate JSON syntax and check for errors. Get detailed error messages and line numbers.
Base64 Encoder & Decoder
Encode and decode Base64 strings online. Convert text to Base64 and vice versa instantly.
URL Encoder & Decoder
Encode and decode URL strings online. Convert special characters to URL-safe format and vice versa.
JWT Decoder
Decode and verify JWT tokens online. View JWT header, payload, and signature information.
HTML Encoder & Decoder
Encode and decode HTML entities online. Convert special characters to HTML entities and vice versa.
HTML Minifier
Minify and compress HTML code online. Remove whitespace, comments, and unnecessary characters.
XML Formatter & Validator
Format, validate, and beautify XML documents online. Check XML syntax and indent properly.
YAML ↔ JSON Converter
Convert YAML to JSON and JSON to YAML online. Bidirectional conversion with validation.
CSV ↔ JSON Converter
Convert CSV to JSON and JSON to CSV online. Handle headers, quotes, and delimiters properly.
Text Deduplicator
Remove duplicate lines from text online. Keep unique lines and remove duplicates efficiently.
Text Statistics
Analyze text statistics online. Count words, characters, lines, paragraphs, and more.
Text Case Converter
Convert text case online. Transform to uppercase, lowercase, title case, sentence case, and more.
Regex Tester
Test regular expressions online. Match patterns, test regex, and see results in real-time.
Markdown ↔ HTML Converter
Convert Markdown to HTML and HTML to Markdown online. Bidirectional conversion with formatting.
Text Diff Tool
Compare two texts and find differences online. Highlight additions, deletions, and changes.
UUID Generator
Generate UUIDs (Universally Unique Identifiers) online. Create v1, v4, and custom UUIDs.
Password Generator
Generate secure random passwords online. Customize length, characters, and complexity.
Emoji Converter
Convert emojis to Unicode, UTF-8, and other formats online. Encode and decode emoji characters.
AES Encrypt & Decrypt
Encrypt and decrypt text using AES encryption online. Secure AES-256 encryption with password.
CURL Command Generator
Generate CURL commands from HTTP requests. Convert browser requests to CURL commands easily.
User-Agent Parser
Parse and analyze User-Agent strings. Extract browser, OS, device information from UA strings.
IP Lookup
Look up IP address information. Get location, ISP, and network details for any IP address.
Cron Expression Generator
Generate cron expressions easily. Create cron schedules with a visual interface.
Webhook Tester
Test webhooks online. Simulate webhook requests and inspect payloads in real-time.
Binary ↔ Hex Converter
Convert between binary and hexadecimal numbers online. Fast and accurate conversion tool.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Support multiple timezones.
Base Converter
Convert numbers between different bases (binary, octal, decimal, hexadecimal). Fast and accurate.
URL Parser
Parse and analyze URLs. Extract protocol, domain, path, query parameters, and fragments.
Image Compressor
Compress images online in your browser. Reduce image file size while maintaining quality.
Image to Base64
Convert images to Base64 strings online. Encode images to Base64 format instantly.
Base64 to Image
Convert Base64 strings to images in your browser. Preview and download decoded images.
Image to WebP Converter
Convert images to WebP format online. Optimize images with modern WebP compression.
EXIF Viewer
View EXIF metadata from images online. Extract camera settings, GPS data, and more.
Image Cropper
Crop images online using Canvas. Select and crop image regions with precision.
SVG Compressor
Compress SVG files online. Optimize SVG code and reduce file size.
SVG ↔ PNG Converter
Convert SVG to PNG and PNG to SVG online. Bidirectional conversion with quality control.
PNG ↔ JPG Converter
Convert PNG images to JPG and JPG images to PNG directly in your browser.
PDF Compressor
Compress PDF files online in your browser. Reduce PDF file size without quality loss.
PDF Merger
Merge multiple PDF files into one online. Combine PDF documents easily.
MP3 Converter & Compressor
Convert and compress MP3 audio files online. Optimize audio file size and quality.
Meta Tag Generator
Generate HTML meta tags for SEO. Create meta tags for title, description, Open Graph, and more.
Robots.txt Generator
Generate robots.txt file for your website. Configure search engine crawler access rules.
Sitemap Generator
Generate XML sitemap for your website. Create sitemap files for search engines.
OpenGraph Previewer
Preview how your website appears when shared on social media. Test Open Graph meta tags.
HTTP Headers Viewer
View HTTP response headers of any website. Analyze security headers and server information.
HTTP Status Code Explainer
Explain HTTP status codes. Understand what each status code means and when to use it.
DNS Lookup
Look up DNS records for any domain. Query A, AAAA, MX, TXT, CNAME, and other DNS records.
Web Vitals Checker
Measure Core Web Vitals of your website. Check LCP, FID, CLS, and other performance metrics.
Color Contrast Checker
Check color contrast ratio for WCAG compliance. Ensure your colors meet accessibility standards.
Favicon Generator
Generate favicon from emoji or text. Create PNG favicon files for your website.
Image to Icon Converter
Convert images to icon files (ICO, PNG) in multiple sizes. Create favicons and app icons from any image.
Image Filter
Apply filters and effects to images online. Adjust brightness, contrast, saturation, and apply preset filters like vintage, black & white, and more.
QR Code Decoder
Scan or upload QR codes to extract URLs, text, and other information in your browser.
QR Code Generator
Generate QR codes from URLs, text, or IDs for fast input, sharing, and tracking.
Sliding Puzzle Game
Play the classic 3x3 sliding puzzle game online. Use numbers 1-9 or upload your own image to create a custom puzzle.
Tic Tac Toe Game
Play the classic 3×3 tic tac toe game. Take turns placing X and O, first to get 3 in a row wins.
Emoji Memory Match
Flip cards to find matching emoji pairs. Test your memory and finish in as few moves as possible.
2048 Game
Play the classic 2048 puzzle game. Merge tiles to reach 2048 and beyond.
Rock Paper Scissors
Play rock paper scissors against the computer. Quick, simple, and fun.
Dice Roller
Roll multiple dice with animation. Choose up to 99 dice and instantly see the total.
Keyboard & Mouse Tester
Test your keyboard and mouse online. Visualize key presses and mouse clicks for PC and Mac layouts.
Text & Encoding
View All (22)JSON Formatter
Format and beautify JSON data online. Validate, minify, and prettify JSON with syntax highlighting.
JSON Validator
Validate JSON syntax and check for errors. Get detailed error messages and line numbers.
Base64 Encoder & Decoder
Encode and decode Base64 strings online. Convert text to Base64 and vice versa instantly.
URL Encoder & Decoder
Encode and decode URL strings online. Convert special characters to URL-safe format and vice versa.
JWT Decoder
Decode and verify JWT tokens online. View JWT header, payload, and signature information.
HTML Encoder & Decoder
Encode and decode HTML entities online. Convert special characters to HTML entities and vice versa.
Developer Tools
View All (17)CURL Command Generator
Generate CURL commands from HTTP requests. Convert browser requests to CURL commands easily.
User-Agent Parser
Parse and analyze User-Agent strings. Extract browser, OS, device information from UA strings.
IP Lookup
Look up IP address information. Get location, ISP, and network details for any IP address.
Cron Expression Generator
Generate cron expressions easily. Create cron schedules with a visual interface.
Webhook Tester
Test webhooks online. Simulate webhook requests and inspect payloads in real-time.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Support multiple timezones.
Image & Media
View All (16)Image Compressor
Compress images online in your browser. Reduce image file size while maintaining quality.
Image to Base64
Convert images to Base64 strings online. Encode images to Base64 format instantly.
Base64 to Image
Convert Base64 strings to images in your browser. Preview and download decoded images.
Image to WebP Converter
Convert images to WebP format online. Optimize images with modern WebP compression.
EXIF Viewer
View EXIF metadata from images online. Extract camera settings, GPS data, and more.
Image Cropper
Crop images online using Canvas. Select and crop image regions with precision.
Fun & Games
View All (6)Sliding Puzzle Game
Play the classic 3x3 sliding puzzle game online. Use numbers 1-9 or upload your own image to create a custom puzzle.
Tic Tac Toe Game
Play the classic 3×3 tic tac toe game. Take turns placing X and O, first to get 3 in a row wins.
Emoji Memory Match
Flip cards to find matching emoji pairs. Test your memory and finish in as few moves as possible.
2048 Game
Play the classic 2048 puzzle game. Merge tiles to reach 2048 and beyond.
Rock Paper Scissors
Play rock paper scissors against the computer. Quick, simple, and fun.
Dice Roller
Roll multiple dice with animation. Choose up to 99 dice and instantly see the total.