Free All-in-One Developer Tools
A comprehensive collection of secure, client-side utilities. Format code, convert files, and edit images directly in your browser.
Hot Tools
Web Development Tools
Color Picker
Professional Color Picker & palette generator. Extract Hex, RGB, HSL, and CMYK values from images. Design beautiful color schemes. Try the free color tool now!
Gradient Generator
Free CSS Gradient Generator. Design stunning linear and radial gradients with a visual editor. Copy cross-browser CSS code instantly. Start designing now!
CSS Box Shadow Generator
Professional CSS Box Shadow Generator. Create realistic, layered shadows and soft elevations for web UI. Copy CSS code with one click. Try the shadow maker!
CSS Border Radius Generator
Advanced CSS Border Radius Generator. Create rounded corners, circles, and organic 'blob' shapes with 8-point control. Copy CSS code. Build organic shapes!
CSS Clip-path Maker
Advanced CSS Clip-path Maker. Visually create custom shapes, masks, and polygons for web design. Drag points to generate CSS code. Start shaping your UI!
SVG Blob & Wave Generator
Free SVG Blob and Wave Generator. Create organic shapes and section dividers for modern web design. Export as pure SVG code instantly. Generate blobs now!
Responsive Image Generator
Free Responsive Image Generator. Automatically create HTML5 srcset and picture tags for multi-device support. Boost page speed and SEO. Optimize images now!
Flexbox Playground
Interactive Flexbox Playground. Visually build, test, and master CSS Flexbox layouts. Generate clean, cross-browser CSS code instantly. Try the flex builder!
Favicon Generator
Professional Favicon Studio. Design custom site icons with emojis, text, and gradients. Export full ZIP package for Chrome and iOS. Start branding your site!
Misc Tools
QR Code Generator & Designer
Free custom QR Code Generator with logo support. Create permanent, non-expiring QR codes for URLs and Wi-Fi. 100% private. Design your unique QR code now!
Barcode Generator
Free Online Barcode Generator. Create EAN-13, UPC, and Code-128 barcodes for retail and inventory. High-quality exports. Generate your barcodes for free!
Age Calculator
Free Age Calculator. Find your exact age in years, months, and days. Discover your planetary age and next birthday countdown. Calculate your true age now!
Text / Code Formatting
JSON Formatter & Validator
Professional JSON Formatter. Beautify, validate, and minify your JSON code instantly. Privacy-focused, client-side tool for developers. Format your JSON for free!
JSON to Go Struct Converter
Free JSON to Go Struct Converter. Generate idiomatic Go definitions with tags and smart type detection. Secure and private. Speed up your Go development today!
XML Formatter
Professional XML Formatter and validator. Pretty print messy XML, validate syntax, and minify for production. 100% client-side security. Format your XML now!
YAML Formatter & Validator
Professional YAML Formatter. Fix indentation, validate syntax, and convert YAML to JSON. Perfect for Kubernetes and Docker. Try the free YAML validator now!
HTML Formatter & Beautifier
Professional HTML Formatter. Beautify messy markup, minify for speed, and clean your code. Privacy-focused tool for web developers. Format your HTML for free!
CSS Beautifier & Formatter
Professional CSS Beautifier. Format messy stylesheets and minify code for better performance. Supports SCSS. Optimize your CSS for free in your browser now!
JavaScript Beautifier
Professional JavaScript Beautifier. Format messy JS, deobfuscate scripts, and minify for production. Secure client-side processing. Beautify your JS code now!
Markdown Formatter & Beautifier
Professional Markdown Formatter. Align tables and standardize list markers instantly. Clean up your documentation. Use the free Markdown beautifier today!
SQL Formatter & Beautifier
Professional SQL Formatter. Beautify MySQL, Postgres, and SQLite queries. Uppercase keywords and fix indentation. Format your complex SQL queries for free!
Regex Tester & Debugger
Professional Regex Tester. Validate patterns and highlight matches in real-time. Debug complex Regex logic securely in your browser. Test your patterns now!
Encoders / Decoders
Base64 Converter
Free Online Base64 Converter. Securely encode and decode text or files. 100% client-side privacy ensures your data never hits a server. Convert your data now!
URL Encoder/Decoder
Free Online URL Encoder and Decoder. Safely encode special characters or decode complex URLs into readable text. Try the free percent encoding tool now!
HTML Entity Encoder
Free HTML Entity Encoder. Protect your site against XSS by escaping special characters. Decode HTML entities back to text instantly. Secure your code today!
Hash Generator
Secure Online Hash Generator. Create MD5, SHA-256, and SHA-512 hashes for text and files. 100% private, client-side encryption. Generate secure hashes now!
JWT Decoder
Free JWT Decoder and debugger. Securely inspect headers and payload claims in your browser. Decode JSON Web Tokens without signature risks. Debug JWTs now!
Converter Tools
JSON to CSV Converter
Free JSON to CSV Converter. instantly transform complex data for Excel analysis. visualize and export to CSV or JSON formats. Start your data conversion now!
JSON to XML Converter
Free JSON to XML Converter. Transform your data formats for API integration. Validate structures and ensure compatibility. Convert between JSON and XML now!
JSON to YAML Converter
Free JSON to YAML Converter. Essential tool for Kubernetes and Docker configuration management. Validate and format your configs instantly. Try the converter!
HTML to Markdown Converter
Free HTML to Markdown Converter. Simplify content migration for blogs and documentation. Generate clean, semantic Markdown output. Convert your content now!
Number Base Converter
Free Number Base Converter. Convert between Binary, Hex, Octal, and Decimal instantly. Supports custom bases with BigInt precision. Try the base converter now!
Time Converter
Free Unix Timestamp Converter. instantly translate Epoch time to human readable dates and timezones securely in your browser. Start converting time now!
Unit Converter
Universal Unit Converter. Instantly convert storage (GB/MB), length (m/ft), and weight (kg/lb). Accurate real-time results for pros. Convert units for free!
Image to Base64 Converter
Free Image to Base64 Converter. Convert PNG, JPG, and SVG to data strings for easy embedding in HTML/CSS. reduce HTTP requests. Generate Base64 strings now!
ASCII Art Generator
Free ASCII Art Generator. transform your text and photos into creative character-based art. copy or download high-quality results. start creating art now!
Security & Cryptography Tools
Strong Password Generator
Free Strong Password Generator. Create random, uncrackable passwords with custom symbols and length. Protect your accounts with high entropy. Generate keys now!
UUID Generator
Free Online UUID Generator. Generate Version 1 and Version 4 GUIDs in bulk for databases and testing. secure and private. Generate unique IDs for free now!
Token Generator
Secure Random Token Generator. Create high-entropy API keys, secrets, and session IDs in Hex or Base64 formats. ensure your security. Generate tokens now!
RSA Key Generator
Free RSA Key Pair Generator. Generate secure PEM private and public keys locally in your browser. Supports up to 4096-bit encryption. Generate keys safely now!
Network Tools
SSL Checker
Free Online SSL Checker. Check certificate validity, trust chain, and expiry dates to ensure website security. Diagnose HTTPS errors. Test your SSL now!
Whois Lookup
Free Online Whois Lookup. Check domain registration details, owners, and expiration dates for all TLDs. Get authoritative data. Perform a whois search now!
DNS Lookup
Free Online DNS Lookup. check A, MX, NS, and TXT records for any domain instantly. verify email and server configurations. Check your DNS records for free!
Subnet Calculator
Free Online Subnet Calculator. Easily calculate network addresses, broadcast, netmask, and usable host ranges from CIDR. optimize your network for free now!
Chmod Calculator
Free visual Chmod Calculator. Generate Linux permissions in numeric (755) and symbolic formats. copy terminal commands instantly. Calculate permissions now!
API / Backend Tools
Cron Expression Generator
Free Cron Expression Generator. Easily create and debug cron schedules for Linux and Quartz. Translate strings to readable text. Build your cron schedule now!
SQL Query Playground
Free Online SQL Playground. Practice SQL queries in your browser with instant execution. Master JOIN, Group By, and more in a private sandbox. Try it now!
Dockerfile Generator
Free Online Dockerfile Generator. Create secure, production-ready Docker configs for Node, Python, and Go. Optimize your builds. Generate your Dockerfile now!
GitHub Actions Generator
Professional GitHub Actions Workflow Generator. Create custom YAML configurations for CI/CD pipelines. Support for automated testing, building, and multi-cloud deployment (AWS, Azure, Firebase). 100% secure and private.
Image & Media Tools
Image Background Remover
Free AI Background Remover. Remove image backgrounds instantly with 100% privacy. Export transparent PNGs without signing up. Start removing backgrounds for free!
Image Resizer
Free Online Image Resizer. Scale JPG, PNG, and WebP images by pixels or percentage while maintaining aspect ratio. Resize your images for free now!
Image Compressor
Free Online Image Compressor. reduce file sizes for PNG, JPG, and WebP without losing visual quality. improve site speed. Compress your images for free now!
PNG/JPG/WebP Converter
Free Online Image Converter. Instantly transform images between PNG, JPG, and WebP with 100% privacy. Batch processing supported. Convert your photos now!
Signature Generator
Free Online Digital Signature Generator. Draw or type your signature and download as a transparent PNG for documents. Create your professional signature now!
Writing & Content Tools
Lorem Ipsum Generator
Free Lorem Ipsum Generator. Create custom placeholder text for your designs in paragraphs or lists. Copy as plain text or HTML. Generate dummy text now!
Text Case Converter
Free Text Case Converter. instantly transform text to UPPERCASE, Title Case, camelCase, or snake_case. perfect for dev work. Convert your text case now!
Word Counter
Free Online Word Counter. count characters, sentences, and paragraphs in real-time. estimate reading and speaking time. Analyze your word count for free now!
Readability Checker
Free Online Readability Checker. Analyze text complexity using Flesch-Kincaid scores to improve clarity and engagement. Check your writing readability now!
Diff Checker
Free Online Diff Checker. Compare text or code files side-by-side and highlight differences instantly. perfect for developers. Use the free diff tool now!
SEO Tools
Keyword Extractor
Free Keyword Extractor. analyze text frequency and calculate keyword density to optimize your content for SEO rankings. Extract your target keywords for free!
URL Cleaner
Free Online URL Cleaner. instantly remove UTM, fbclid, and gclid tracking parameters from links for cleaner, safer sharing. Sanitize your URLs for free now!
Schema Markup Generator
Free JSON-LD Schema Generator. Create structured data for FAQs, Articles, and Organizations to boost your SEO with rich snippets. Generate schema for free!
Link Preview Tool
Free Social Media Link Preview Tool. Debug Open Graph and Twitter Card tags to see how links appear on Facebook and Twitter. Test your link preview now!
Robots.txt Generator
Free Robots.txt Generator. Create valid rules to control search engine crawlers and block AI bots like GPTBot. add sitemaps easily. Generate robots.txt now!
Meta Tag Generator
Free Meta Tag Generator. Create optimized Title, Description, and Open Graph tags to boost your SEO and social sharing quality. Generate meta tags in seconds!
PDF Tools
PDF Merger
Free Online PDF Merger. Combine multiple PDF documents into a single file securely in your browser. No uploads required for 100% privacy. Merge PDFs for free!
Image to PDF
Free Image to PDF Converter. Transform JPG, PNG, and WebP images into professional PDF documents securely on your device. Convert your images to PDF now!
PDF to Image
Free PDF to Image Converter. Save PDF pages as high-quality JPG or PNG images with 100% privacy. extract specific pages online. Convert your PDF to images now!
PDF Compressor
Free Online PDF Compressor. Reduce PDF file size by up to 90% without uploading to servers. Smart compression with 3 quality levels. 100% client-side processing, secure & private. No file size limit.
Business Tools
Free Online Invoice Generator
Free Online Invoice Generator for freelancers and small businesses. Create professional PDF invoices instantly with automatic calculations, multi-currency support, and logo upload. 100% client-side, secure, and no sign-up required.
World Meeting Planner & Time Zone Converter
Effortlessly schedule international calls. Visualize time differences across global cities instantly.
Comprehensive Developer Toolkit
Web Development
Optimize your web workflow with essential utilities. Generate meta tags for SEO, create robots.txt files, and build responsive images with srcset generation to ensure your site performs perfectly across all devices.
Code Formatters
Clean, validate, and beautify your code instantly. Use our JSON Formatter, HTML Beautifier, and SQL Formatter to fix indentation and readability issues. We also support standard CSS and XML formatting.
Data Converters
Transform data between different formats effortlessly. Convert JSON to CSV for spreadsheets, YAML to JSON for configuration, or Markdown to HTML for content management. Accurate conversions with zero server uploads.
Image Processing
Edit and optimize images directly in the browser. Compress PNG and JPG files to reduce file size without quality loss, resize images for social media, or convert to modern formats like WebP.
Security & Encryption
Secure your data with client-side cryptography. Generate strong RSA key pairs, create random passwords and UUIDs, or secure strings with SHA/MD5 hashing.
PDF Utilities
Manage your documents easily. Merge multiple PDFs into a single file, convert images to PDF, or extract pages using our PDF to Image converter. All operations are performed locally for maximum privacy.
About ToolsAid
ToolsAid is a comprehensive suite of free, client-side utilities designed specifically for developers, designers, and digital professionals.
Our mission is to provide fast, secure, and accessible tools that help you boost productivity without compromising your data privacy. From SQL playgrounds and JSON formatters to image compressors and CSS generators, we've got you covered.
Frequently Asked Questions
Is it really free?
Yes, all tools are completely free to use. Additional features are constantly being added based on community feedback.
Is my data safe?
Absolutely. All processing happens locally in your browser. We never upload your files or data to any server.
Can I work offline?
Since most tools run client-side, many functionalities will work even without an active internet connection once loaded.
Privacy First
All processing happens directly in your browser. Your data never leaves your device.
Blazing Fast
Instant results with no server latency. Built for performance and efficiency.
Free Forever
Completely free utilities for developers worldwide.
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