The Ultimate Guide to ToolForge: 114+ Free Developer Tools
Welcome to ToolForge, your comprehensive destination for 114+ free online developer tools. Whether you're a frontend developer, backend engineer, DevOps specialist,data scientist, or content creator, we have the tools you need. Every tool runs 100% in your browser with complete privacy — your data never leaves your device.
▶️Code Playgrounds & Compilers - JavaScript, Python, TypeScript Online
Run code directly in your browser with our free online code playgrounds and compilers. Execute JavaScript, Python, TypeScript, HTML/CSS, and Markdown instantly. No installation required, 100% private — your code never leaves your device.
JavaScript Playground
Run JavaScript code instantly in your browser with our free online JS playground. Features syntax highlighting, console output capture (log, warn, error, info, table), code sharing via URL, and example snippets. All code runs locally in a sandboxed iframe — no data sent to servers. Supports ES2022+ features, async/await, and DOM manipulation.
- •Test JavaScript code snippets quickly
- •Debug and prototype JS functions
- •Learn JavaScript with instant feedback
- •Share code examples via URL
Python Playground
Run Python 3.11 code in your browser using Pyodide (Python compiled to WebAssembly). NumPy is pre-loaded and ready to use. Features console output, code sharing, and example snippets. Perfect for learning Python, data analysis, and quick scripting without any installation.
- •Run Python scripts without installation
- •Learn Python with instant execution
- •Test NumPy and data analysis code
- •Share Python examples via URL
TypeScript Playground
Write and execute TypeScript code with real-time transpilation and type checking. See compiled JavaScript output, type errors with line numbers, and console results. Uses TypeScript 5.3.3 loaded from CDN. Perfect for learning TypeScript and testing type-safe code.
- •Test TypeScript code with type checking
- •Learn TypeScript features interactively
- •Debug type errors in real-time
- •See TypeScript to JavaScript compilation
HTML/CSS Playground
Build and test web pages with live preview. Separate HTML, CSS, and JavaScript editors with auto-run preview. Test responsive designs with mobile/tablet/desktop device modes. Download as single HTML file. Perfect for prototyping and learning web development.
- •Prototype HTML/CSS layouts quickly
- •Test responsive designs across devices
- •Learn web development interactively
- •Create and share web snippets
Markdown Editor
Write and preview Markdown with live rendering. Supports GitHub Flavored Markdown including tables, task lists, code blocks with syntax highlighting. Features split/edit/preview modes, word count, reading time, and export to HTML. Perfect for README files, documentation, and blog posts.
- •Write README files with live preview
- •Create documentation in Markdown
- •Preview GitHub Flavored Markdown
- •Export Markdown to styled HTML
📋JSON Tools - Format, Validate & Convert JSON Online
JSON (JavaScript Object Notation) is the universal data format for APIs, configuration files, and data exchange. Our free online JSON tools help you format, validate, minify, and convert JSON data instantly with complete privacy.
JSON Formatter & Beautifier
The JSON Formatter is our most popular tool. It transforms minified or messy JSON into beautifully formatted, readable code with proper indentation. Perfect for debugging API responses, formatting configuration files, or making JSON human-readable. Supports syntax highlighting, collapsible tree view, and error detection.
- •Format minified JSON from API responses for debugging
- •Beautify JSON configuration files for better readability
- •Validate JSON syntax and find errors with line numbers
- •View large JSON files with collapsible tree structure
JSON Validator
Validate your JSON data instantly and catch syntax errors before they cause problems. Our JSON validator provides detailed error messages with exact line and column numbers, making it easy to fix malformed JSON. Essential for API development and data processing.
- •Validate JSON before sending to APIs
- •Debug JSON parsing errors in applications
- •Check configuration files for syntax errors
- •Verify JSON data integrity before processing
JSON Minifier
Reduce JSON file size by removing all unnecessary whitespace, newlines, and formatting. Our JSON minifier can reduce file sizes by 30-70%, improving load times and reducing bandwidth. Perfect for production deployments and API optimization.
- •Minify JSON for production API responses
- •Reduce JSON payload size for faster transfers
- •Compress configuration files for deployment
- •Optimize JSON data for storage efficiency
JSON to CSV Converter
Convert JSON arrays to CSV format for use in Excel, Google Sheets, or databases. Our converter automatically detects headers, handles nested objects, and supports custom delimiters. Export your API data to spreadsheets in seconds.
- •Export API data to Excel or Google Sheets
- •Convert JSON reports to CSV for analysis
- •Prepare JSON data for database import
- •Create spreadsheet reports from JSON APIs
CSV to JSON Converter
Transform CSV and spreadsheet data into JSON format with automatic type detection. Our converter handles headers, detects numbers and booleans, and produces clean JSON arrays. Perfect for importing spreadsheet data into applications.
- •Import Excel data into JavaScript applications
- •Convert spreadsheet data for API consumption
- •Transform CSV exports to JSON format
- •Prepare tabular data for NoSQL databases
XML to JSON Converter
Convert XML documents to JSON format with intelligent attribute handling. Our converter preserves XML structure, handles namespaces, and produces clean JSON output. Essential for working with legacy XML APIs and SOAP services.
- •Convert SOAP API responses to JSON
- •Transform XML configuration to JSON
- •Migrate XML data to modern JSON format
- •Parse RSS/Atom feeds to JSON
YAML to JSON Converter
Convert between YAML and JSON formats bidirectionally. Essential for DevOps workflows with Kubernetes, Docker Compose, GitHub Actions, and other tools that use YAML configuration. Supports multi-document YAML and complex nested structures.
- •Convert Kubernetes YAML to JSON for API calls
- •Transform Docker Compose files between formats
- •Convert CI/CD pipeline configs (GitHub Actions, GitLab CI)
- •Edit YAML configs in JSON-friendly tools
XML Formatter
Format and beautify XML documents with proper indentation and syntax highlighting. Our XML formatter handles large files, preserves CDATA sections, and validates XML syntax. Perfect for working with SOAP APIs, configuration files, and data exports.
- •Format minified XML for readability
- •Debug SOAP API responses
- •Beautify XML configuration files
- •Validate XML document structure
🔄Encoding & Decoding Tools - Base64, URL, HTML, Binary
Encoding and decoding are fundamental operations in web development. Our free online encoding tools help you convert data between different formats safely and instantly. All processing happens in your browser for complete privacy.
Base64 Encoder & Decoder
Encode text and files to Base64 or decode Base64 back to original format. Base64 encoding converts binary data to ASCII text, making it safe for URLs, emails, JSON, and data URIs. Our tool supports text, files, and images with instant conversion.
- •Encode images for data URIs in HTML/CSS
- •Decode Base64 strings from APIs
- •Encode binary data for JSON transmission
- •Create Base64-encoded authentication headers
Base64 to Image Converter
Convert Base64-encoded strings back to viewable images. Supports PNG, JPEG, GIF, WebP, and SVG formats. Preview the image instantly and download in your preferred format. Perfect for debugging data URIs and API responses.
- •Preview Base64 images from API responses
- •Convert data URIs back to image files
- •Debug Base64-encoded image data
- •Extract images from JSON payloads
Image to Base64 Converter
Convert images to Base64 data URIs for embedding directly in HTML, CSS, or JSON. Eliminate extra HTTP requests by inlining small images. Supports all common image formats including PNG, JPEG, GIF, WebP, and SVG.
- •Embed small images directly in HTML/CSS
- •Create data URIs for email templates
- •Encode images for JSON API payloads
- •Inline icons and logos in stylesheets
Base32 Encoder & Decoder
Encode and decode Base32 data, commonly used in TOTP (Time-based One-Time Password) systems, file systems, and applications requiring case-insensitive encoding. Base32 uses only uppercase letters and digits 2-7.
- •Generate TOTP secret keys for 2FA
- •Encode data for case-insensitive systems
- •Work with DNSSEC and other protocols
- •Create human-readable encoded strings
URL Encoder & Decoder
Encode special characters in URLs using percent-encoding (URL encoding) or decode encoded URLs back to readable format. Essential for building query strings, encoding form data, and creating safe URLs. Supports both full URL and component encoding.
- •Encode query string parameters
- •Decode URLs from logs or analytics
- •Build safe URLs with special characters
- •Encode form data for POST requests
HTML Entity Encoder & Decoder
Convert special characters to HTML entities to prevent XSS attacks and display special characters correctly in HTML. Encode <, >, &, quotes, and all special characters. Essential for secure web development.
- •Prevent XSS attacks by escaping user input
- •Display code snippets in HTML safely
- •Encode special characters for HTML emails
- •Convert symbols to HTML entity codes
Binary to Text Converter
Convert text to binary representation (0s and 1s) or decode binary back to text. Useful for understanding how computers store text, educational purposes, and working with low-level data. Supports ASCII and UTF-8 encoding.
- •Learn how text is stored in binary
- •Decode binary messages
- •Educational demonstrations
- •Debug binary data streams
Hex to Text Converter
Convert text to hexadecimal representation or decode hex strings back to text. Hexadecimal is commonly used in programming, debugging, and working with binary data. Supports various hex formats and separators.
- •Decode hex strings from logs
- •Convert text for low-level programming
- •Debug network packet data
- •Work with color codes and byte data
ASCII Converter
Convert between text and ASCII codes. View ASCII values for characters, convert ASCII codes to text, and explore the ASCII table. Essential for understanding character encoding and working with legacy systems.
- •Find ASCII codes for characters
- •Convert ASCII values to text
- •Debug character encoding issues
- •Work with legacy ASCII systems
Unicode Converter
Convert between text and Unicode code points. Encode text as Unicode escape sequences (\u0041) or decode Unicode back to readable text. Essential for internationalization and working with special characters.
- •Encode special characters for JSON
- •Decode Unicode escape sequences
- •Work with international text
- •Debug character encoding problems
Punycode Converter
Convert internationalized domain names (IDN) to and from Punycode. Punycode allows domain names with non-ASCII characters (like émojis or Chinese characters) to work with the DNS system.
- •Convert international domain names
- •Debug IDN-related issues
- •Verify Punycode domain encoding
- •Work with multilingual URLs
ROT13 Encoder & Decoder
Encode and decode text using ROT13, a simple letter substitution cipher that replaces each letter with the letter 13 positions after it. Commonly used to hide spoilers, puzzle answers, and mildly obscure text.
- •Hide spoilers in online discussions
- •Encode puzzle answers
- •Simple text obfuscation
- •Educational cipher demonstrations
Morse Code Translator
Convert text to Morse code or decode Morse code back to text. Supports international Morse code with audio playback. Learn Morse code or decode messages with our interactive translator.
- •Learn Morse code
- •Decode Morse code messages
- •Create Morse code for amateur radio
- •Educational demonstrations
🔐Hash & Cryptography Tools - MD5, SHA, HMAC, Encryption
Cryptographic hash functions and encryption are essential for security, data integrity, and authentication. Our free online hash and crypto tools help you generate hashes, verify checksums, decode tokens, and work with encryption — all processed locally in your browser for maximum security.
Hash Generator (MD5, SHA-256, SHA-512)
Generate cryptographic hashes using MD5, SHA-1, SHA-256, SHA-384, and SHA-512 algorithms. Hash text or files instantly to create checksums for data integrity verification. All hashing happens locally using the Web Crypto API.
- •Generate file checksums for integrity verification
- •Create password hashes for storage
- •Verify downloaded file integrity
- •Generate unique identifiers from data
MD5 Hash Generator
Generate MD5 hashes for text and files. MD5 produces a 128-bit (32 character) hash value. While not recommended for security purposes, MD5 is still widely used for checksums and non-cryptographic applications.
- •Generate file checksums
- •Create cache keys
- •Verify data integrity
- •Legacy system compatibility
SHA Hash Generator (SHA-1, SHA-256, SHA-512)
Generate SHA family hashes including SHA-1 (160-bit), SHA-256 (256-bit), and SHA-512 (512-bit). SHA-256 is the recommended algorithm for most security applications. Used in SSL certificates, blockchain, and digital signatures.
- •Generate secure file checksums
- •Create cryptographic signatures
- •Blockchain and cryptocurrency applications
- •SSL certificate verification
Hash Checker & Verifier
Verify file integrity by comparing hash values. Upload a file and compare its hash against a known checksum. Supports MD5, SHA-1, SHA-256, and SHA-512. Essential for verifying downloaded software and data integrity.
- •Verify downloaded software integrity
- •Compare file hashes for changes
- •Validate backup integrity
- •Check for file tampering
HMAC Generator
Generate HMAC (Hash-based Message Authentication Code) for secure message authentication. HMAC combines a secret key with a hash function to verify both data integrity and authenticity. Used in API authentication and webhook verification.
- •Generate API authentication signatures
- •Verify webhook payloads
- •Create secure session tokens
- •Implement message authentication
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) without sending them to a server. View the header, payload, and signature of any JWT. Verify token expiration, claims, and structure. Essential for debugging authentication issues.
- •Debug JWT authentication issues
- •Inspect token claims and expiration
- •Verify JWT structure and format
- •Analyze OAuth tokens
AES Encryption & Decryption
Encrypt and decrypt text using AES (Advanced Encryption Standard), the industry-standard symmetric encryption algorithm. Supports AES-128, AES-192, and AES-256. All encryption happens locally — your data and keys never leave your browser.
- •Encrypt sensitive text data
- •Secure message exchange
- •Protect configuration secrets
- •Learn about symmetric encryption
Password Strength Checker
Analyze password strength and get recommendations for improvement. Our checker evaluates length, complexity, common patterns, and dictionary words. See estimated crack time and get specific suggestions to create stronger passwords.
- •Evaluate password security
- •Get password improvement suggestions
- •Check for common password patterns
- •Estimate password crack time
🖼️Image Tools - Compress, Resize, Convert & Edit Images Online
Optimize and manipulate images directly in your browser with our free online image tools. Compress images for faster websites, resize for social media, convert between formats, and more. All processing happens locally — your images never leave your device.
Image Compressor
Compress images to reduce file size while maintaining visual quality. Our compressor uses advanced algorithms to achieve up to 80% size reduction. Supports JPEG, PNG, WebP, and GIF. Essential for website optimization and faster page loads.
- •Optimize images for faster website loading
- •Reduce image size for email attachments
- •Compress photos for social media
- •Batch compress multiple images
Image Resizer
Resize images to exact dimensions or by percentage. Maintain aspect ratio, crop to fit, or stretch to fill. Perfect for creating thumbnails, social media images, and web-optimized graphics. Supports all common image formats.
- •Create thumbnails for websites
- •Resize images for social media profiles
- •Prepare images for specific dimensions
- •Batch resize multiple images
Image Cropper
Crop images to remove unwanted areas or focus on specific parts. Use preset aspect ratios (1:1, 16:9, 4:3) or custom dimensions. Perfect for profile pictures, thumbnails, and social media posts.
- •Create square profile pictures
- •Crop images for specific aspect ratios
- •Remove unwanted areas from photos
- •Prepare images for social media
Image Format Converter
Convert images between formats including JPEG, PNG, WebP, GIF, and BMP. Convert to WebP for modern browsers, PNG for transparency, or JPEG for photos. Batch convert multiple images at once.
- •Convert PNG to JPEG for smaller files
- •Convert to WebP for modern web optimization
- •Convert JPEG to PNG for transparency
- •Batch convert image formats
SVG to PNG Converter
Convert SVG vector graphics to PNG raster images at any resolution. Perfect for creating icons, favicons, and images from SVG sources. Choose output dimensions and background color.
- •Create PNG icons from SVG
- •Generate favicons from SVG logos
- •Export SVG for non-vector applications
- •Create high-resolution images from SVG
Favicon Generator
Generate favicons for your website from any image. Creates all required sizes (16x16, 32x32, 48x48, etc.) and formats (ICO, PNG, Apple Touch Icon). Download a complete favicon package ready for deployment.
- •Create favicons for websites
- •Generate Apple Touch Icons
- •Create Android Chrome icons
- •Build complete favicon packages
Placeholder Image Generator
Generate placeholder images for mockups, wireframes, and development. Customize dimensions, colors, and text. Perfect for prototyping and testing layouts before final images are ready.
- •Create placeholders for web mockups
- •Generate test images for development
- •Build wireframes with placeholder content
- •Test responsive image layouts
Avatar Generator
Generate unique avatars from text, initials, or random patterns. Create consistent default avatars for user profiles. Supports various styles including initials, geometric patterns, and identicons.
- •Create default user avatars
- •Generate profile pictures from names
- •Build consistent avatar systems
- •Create unique identicons
Image Dimensions Checker
Check image dimensions, file size, format, and metadata instantly. Upload any image to see width, height, aspect ratio, color depth, and more. Essential for verifying image specifications.
- •Verify image dimensions for uploads
- •Check image specifications
- •Validate image requirements
- •Inspect image metadata
EXIF Viewer
View EXIF metadata from photos including camera model, settings, GPS location, date taken, and more. Essential for photographers and anyone working with image metadata. Privacy-focused — all processing is local.
- •View camera settings from photos
- •Check photo GPS location data
- •Verify photo date and time
- •Inspect image metadata for privacy
Image Watermark Tool
Add text or image watermarks to protect your photos and graphics. Customize position, opacity, size, and rotation. Batch watermark multiple images at once. Protect your creative work.
- •Protect photos with watermarks
- •Add branding to images
- •Batch watermark image collections
- •Create proof images for clients
Image OCR (Text Extraction)
Extract text from images using OCR (Optical Character Recognition). Convert screenshots, photos of documents, and scanned images to editable text. Supports multiple languages and handwriting.
- •Extract text from screenshots
- •Digitize printed documents
- •Convert images to editable text
- •Extract data from photos
⚡Generator Tools - Passwords, UUIDs, QR Codes, Lorem Ipsum
Generate secure passwords, unique identifiers, QR codes, placeholder content, and more with our free online generator tools. All generation happens locally in your browser using cryptographically secure random number generators.
Password Generator
Generate strong, secure passwords with customizable options. Choose length, include uppercase, lowercase, numbers, and special characters. Uses cryptographically secure random generation. Your passwords are never stored or transmitted.
- •Create strong passwords for accounts
- •Generate secure API keys
- •Create random tokens
- •Build password policies
UUID Generator
Generate UUID v4 (random) and other UUID versions. UUIDs are 128-bit unique identifiers used in databases, APIs, and distributed systems. Generate single or bulk UUIDs with various format options.
- •Generate database primary keys
- •Create unique API identifiers
- •Build distributed system IDs
- •Generate session tokens
Random String Generator
Generate random strings with customizable character sets. Choose from alphanumeric, letters only, numbers only, or custom character sets. Perfect for tokens, codes, and test data.
- •Generate verification codes
- •Create random test data
- •Build unique identifiers
- •Generate coupon codes
QR Code Generator
Create QR codes for URLs, text, WiFi credentials, contact cards (vCard), and more. Customize colors, add logos, and download in PNG or SVG format. Generate QR codes instantly without any server processing.
- •Create QR codes for websites
- •Generate WiFi sharing QR codes
- •Create contact card QR codes
- •Build marketing QR codes
QR Code Scanner
Scan and decode QR codes using your camera or from uploaded images. Instantly read URLs, text, WiFi credentials, and other QR code content. All scanning happens locally in your browser.
- •Scan QR codes from images
- •Read QR codes with camera
- •Decode QR code content
- •Extract URLs from QR codes
Barcode Generator
Generate barcodes in various formats including EAN-13, UPC-A, Code 128, Code 39, and more. Create product barcodes, inventory labels, and shipping codes. Download as PNG or SVG.
- •Create product barcodes
- •Generate inventory labels
- •Build shipping codes
- •Create asset tracking labels
Barcode Scanner
Scan and decode barcodes using your camera or from uploaded images. Supports EAN, UPC, Code 128, Code 39, and other formats. All scanning happens locally in your browser.
- •Scan product barcodes
- •Read inventory labels
- •Decode shipping codes
- •Extract barcode data
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text for mockups, designs, and prototypes. Choose paragraphs, sentences, or words. Classic Lorem Ipsum or alternative placeholder text styles.
- •Create placeholder content for designs
- •Fill mockups with dummy text
- •Test typography and layouts
- •Generate sample content
Fake Data Generator
Generate realistic fake data for testing and development. Create names, emails, addresses, phone numbers, companies, and more. Export as JSON or CSV. Perfect for populating test databases.
- •Generate test data for development
- •Create sample database records
- •Build demo content
- •Test form validation
Cron Expression Generator
Build cron expressions visually with our interactive cron generator. See human-readable descriptions and next execution times. Supports standard cron and extended formats (Quartz, AWS).
- •Create scheduled job expressions
- •Build CI/CD pipeline schedules
- •Configure backup schedules
- •Set up monitoring intervals
📝Text Tools - Word Count, Case Converter, Diff, Manipulation
Manipulate, analyze, and transform text with our free online text tools. Count words, convert case, compare texts, remove duplicates, and more. Perfect for writers, developers, and content creators.
Word Counter
Count words, characters, sentences, and paragraphs instantly. See reading time, speaking time, and keyword density. Essential for SEO, essays, social media posts, and content writing with character limits.
- •Check essay word counts
- •Verify social media character limits
- •Analyze content for SEO
- •Calculate reading time
Case Converter
Convert text between different case formats: UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and more. Essential for programming naming conventions.
- •Convert variable names between conventions
- •Format titles and headings
- •Standardize text formatting
- •Convert code identifiers
Text Diff Checker
Compare two texts and highlight differences. See additions, deletions, and changes side-by-side or inline. Export unified diff format. Perfect for code review, document comparison, and version control.
- •Compare code versions
- •Review document changes
- •Find text differences
- •Debug configuration changes
Remove Duplicate Lines
Remove duplicate lines from text with various options. Keep first or last occurrence, case-sensitive or insensitive, trim whitespace. See statistics on duplicates found and removed.
- •Clean up data lists
- •Remove duplicate entries
- •Deduplicate log files
- •Clean email lists
Sort Lines
Sort lines alphabetically, numerically, or by length. Ascending or descending order. Remove duplicates while sorting. Natural sort for mixed alphanumeric content.
- •Sort lists alphabetically
- •Order data numerically
- •Organize configuration files
- •Sort log entries
Reverse Text
Reverse text by characters, words, or lines. Flip text upside down, mirror text, or check for palindromes. Fun and useful for various text manipulation needs.
- •Create reversed text effects
- •Check for palindromes
- •Reverse word order
- •Create mirror text
String Manipulation
Comprehensive string manipulation tools: trim whitespace, pad strings, truncate text, slugify for URLs, escape/unescape strings, and more. Essential utilities for text processing.
- •Clean up text data
- •Create URL slugs
- •Format strings for display
- •Process text input
Markdown to HTML Converter
Convert Markdown to HTML with live preview. Supports GitHub Flavored Markdown including tables, task lists, code blocks with syntax highlighting, and more. Perfect for documentation and content creation.
- •Convert README files to HTML
- •Preview Markdown documentation
- •Create HTML from Markdown content
- •Build static site content
HTML to Markdown Converter
Convert HTML to clean Markdown format. Preserve formatting, links, images, and structure. Perfect for migrating content, cleaning up HTML, or converting web pages to Markdown.
- •Convert web content to Markdown
- •Clean up HTML for documentation
- •Migrate content to Markdown-based systems
- •Extract content from HTML pages
🌐Web Development Tools - CSS, Regex, SQL, Code Formatters
Essential tools for web developers including CSS generators, code formatters, regex testers, and SEO utilities. Build better websites faster with our free online web development tools.
Regex Tester
Test and debug regular expressions with real-time matching, capture groups, and detailed explanations. Supports JavaScript, Python, and PCRE regex flavors. See matches highlighted and groups extracted.
- •Test regex patterns before coding
- •Debug complex regular expressions
- •Learn regex with explanations
- •Validate input patterns
SQL Formatter
Format SQL queries for better readability. Supports MySQL, PostgreSQL, SQL Server, Oracle, and standard SQL. Customize indentation, keyword case, and line breaks.
- •Format complex SQL queries
- •Standardize SQL code style
- •Debug SQL syntax
- •Prepare queries for documentation
CSS Minifier
Minify CSS by removing whitespace, comments, and optimizing code. Reduce CSS file sizes for faster page loads. See compression statistics and size savings.
- •Optimize CSS for production
- •Reduce stylesheet file sizes
- •Improve page load speed
- •Prepare CSS for deployment
JavaScript Minifier
Minify JavaScript code by removing whitespace, comments, and shortening variable names. Reduce JS file sizes for faster page loads. Essential for production optimization.
- •Optimize JavaScript for production
- •Reduce script file sizes
- •Improve page performance
- •Prepare JS for deployment
HTML Minifier
Minify HTML by removing whitespace, comments, and optional tags. Reduce HTML file sizes while preserving functionality. See compression statistics.
- •Optimize HTML for production
- •Reduce page file sizes
- •Improve initial load time
- •Prepare HTML for deployment
CSS Gradient Generator
Create beautiful CSS gradients with our visual gradient builder. Generate linear, radial, and conic gradients with multiple color stops. Copy CSS code instantly.
- •Create background gradients
- •Design button gradients
- •Build gradient overlays
- •Generate gradient CSS code
CSS Grid Generator
Build CSS Grid layouts visually. Define rows, columns, gaps, and areas. Generate clean CSS Grid code. Perfect for creating complex responsive layouts.
- •Design grid-based layouts
- •Create responsive page structures
- •Build dashboard layouts
- •Generate grid CSS code
Flexbox Generator
Build CSS Flexbox layouts visually. Configure flex container and item properties. See live preview and generate clean CSS code. Master flexbox with interactive controls.
- •Create flexible layouts
- •Build navigation bars
- •Design card layouts
- •Generate flexbox CSS code
Box Shadow Generator
Create CSS box shadows with visual controls. Adjust offset, blur, spread, and color. Add multiple shadows and see live preview. Copy CSS code instantly.
- •Design card shadows
- •Create button effects
- •Build depth and elevation
- •Generate shadow CSS code
Border Radius Generator
Create CSS border-radius with visual controls. Set individual corner radii or use shorthand. Create circles, pills, and custom shapes. Copy CSS code instantly.
- •Design rounded buttons
- •Create circular avatars
- •Build pill-shaped badges
- •Generate border-radius CSS
Meta Tag Generator
Generate HTML meta tags for SEO, social sharing, and browser behavior. Create title, description, Open Graph, Twitter Card, and other essential meta tags.
- •Optimize pages for SEO
- •Create social sharing tags
- •Build Open Graph meta tags
- •Generate Twitter Card tags
Open Graph Generator
Generate Open Graph meta tags for rich social media previews. Create og:title, og:description, og:image, and other OG tags. Preview how your page will appear when shared.
- •Optimize social media sharing
- •Create rich link previews
- •Build Facebook meta tags
- •Generate LinkedIn sharing tags
Twitter Card Generator
Generate Twitter Card meta tags for rich Twitter previews. Create summary, summary_large_image, and other card types. Preview how your tweets will appear.
- •Optimize Twitter sharing
- •Create rich tweet previews
- •Build Twitter meta tags
- •Generate Twitter Card code
Robots.txt Generator
Generate robots.txt files to control search engine crawling. Allow or disallow specific paths, set crawl delays, and specify sitemaps. Essential for SEO.
- •Control search engine crawling
- •Block sensitive directories
- •Set crawl rate limits
- •Specify sitemap locations
Sitemap Generator
Generate XML sitemaps for search engine optimization. Add URLs with priority, change frequency, and last modified dates. Export valid XML sitemap files.
- •Create XML sitemaps for SEO
- •Help search engines discover pages
- •Set page priorities
- •Specify update frequencies
Schema.org Generator
Generate Schema.org structured data in JSON-LD format. Create Organization, Product, Article, FAQ, and other schema types. Improve search engine rich snippets.
- •Add structured data to pages
- •Create rich search snippets
- •Build FAQ schema
- •Generate product schema
.htaccess Generator
Generate .htaccess rules for Apache servers. Create redirects, rewrites, security headers, caching rules, and more. Essential for server configuration.
- •Create URL redirects
- •Set up URL rewriting
- •Configure security headers
- •Enable browser caching
Code Formatter
Format and beautify code in multiple languages including JavaScript, TypeScript, HTML, CSS, JSON, and more. Consistent code formatting with customizable options.
- •Format messy code
- •Standardize code style
- •Beautify minified code
- •Prepare code for review
Keyframe Animation Generator
Create CSS keyframe animations visually. Define animation steps, timing functions, and properties. Preview animations in real-time and export CSS code.
- •Create CSS animations
- •Build loading spinners
- •Design hover effects
- •Generate animation CSS
CSS Colors Reference
Browse all CSS named colors with hex, RGB, and HSL values. Search and filter colors. Copy color codes instantly. Complete reference for web color names.
- •Find CSS color names
- •Look up color codes
- •Browse color palettes
- •Reference web colors
🎨Color Tools - Picker, Converter, Palette Generator, Contrast
Work with colors using our free online color tools. Pick colors, convert between formats, generate palettes, check accessibility contrast, and more. Essential tools for designers and developers.
Color Picker
Pick any color and get values in HEX, RGB, HSL, HSV, and CMYK formats. Use the visual picker or enter values directly. Copy color codes instantly for use in your projects.
- •Pick colors for web design
- •Convert between color formats
- •Sample colors from designs
- •Get color codes for CSS
Hex to RGB Converter
Convert hexadecimal color codes to RGB values. Enter any hex color (#FF5733 or FF5733) and get RGB values instantly. Essential for working with different color formats.
- •Convert hex colors to RGB
- •Get RGB values for CSS
- •Work with color APIs
- •Convert design colors
RGB to Hex Converter
Convert RGB color values to hexadecimal format. Enter R, G, B values (0-255) and get the hex color code. Perfect for converting colors between formats.
- •Convert RGB to hex colors
- •Get hex codes for CSS
- •Convert design tool colors
- •Work with color values
Color Palette Generator
Generate beautiful color palettes from a base color. Create complementary, analogous, triadic, split-complementary, and tetradic color schemes. Export palettes for design tools.
- •Create brand color palettes
- •Generate harmonious color schemes
- •Build design system colors
- •Find complementary colors
Color Shades Generator
Generate tints (lighter) and shades (darker) of any color. Create consistent color scales for design systems. Perfect for building UI color palettes with proper contrast.
- •Create color scales
- •Build design system palettes
- •Generate button hover states
- •Create consistent UI colors
Color Contrast Checker
Check WCAG color contrast ratios for accessibility compliance. Test text and background color combinations. Ensure your designs are readable for users with visual impairments.
- •Verify WCAG compliance
- •Check text readability
- •Test accessibility contrast
- •Validate color combinations
Color Blindness Simulator
Simulate how colors appear to people with different types of color blindness. Test your designs for protanopia, deuteranopia, tritanopia, and other color vision deficiencies.
- •Test designs for color blindness
- •Ensure accessible color choices
- •Validate UI for all users
- •Check chart and graph colors
Random Color Generator
Generate random colors for inspiration and testing. Get random hex, RGB, and HSL values. Generate multiple random colors at once. Perfect for design exploration.
- •Get color inspiration
- •Generate test colors
- •Create random palettes
- •Explore color options
Gradient Generator
Create beautiful color gradients with multiple stops. Generate linear, radial, and conic gradients. Copy CSS code or download gradient images. Perfect for backgrounds and overlays.
- •Create background gradients
- •Design gradient overlays
- •Build gradient buttons
- •Generate gradient images
📄PDF Tools - Merge, Split, Compress, Convert PDF Files
Work with PDF files directly in your browser. Merge multiple PDFs, split pages, compress file sizes, convert to images, and more. All processing happens locally — your documents never leave your device.
PDF Merger
Merge multiple PDF files into a single document. Drag and drop to reorder pages. Combine contracts, reports, and documents instantly. All processing happens in your browser.
- •Combine multiple PDF documents
- •Merge scanned pages into one file
- •Join contract sections
- •Create document compilations
PDF Splitter
Split PDF files into separate documents. Extract specific pages, split by page ranges, or separate every page. Perfect for extracting sections from large documents.
- •Extract specific pages from PDFs
- •Split large documents into sections
- •Separate multi-page scans
- •Create individual page files
PDF Compressor
Compress PDF files to reduce file size while maintaining quality. Choose compression level based on your needs. Perfect for email attachments and web uploads.
- •Reduce PDF size for email
- •Optimize PDFs for web
- •Compress scanned documents
- •Shrink large PDF files
PDF to Images Converter
Convert PDF pages to images (PNG, JPEG). Extract all pages or specific pages as high-quality images. Perfect for presentations, social media, and image editing.
- •Convert PDF pages to images
- •Extract images for presentations
- •Create social media graphics from PDFs
- •Archive PDF pages as images
PDF to Text Extractor
Extract text content from PDF files. Copy text from scanned documents using OCR. Perfect for converting PDFs to editable text format.
- •Extract text from PDF documents
- •Convert PDFs to editable text
- •Copy content from scanned PDFs
- •Extract data from PDF reports
HTML to PDF Converter
Convert HTML content to PDF documents. Create PDFs from web pages, HTML templates, and formatted content. Perfect for generating reports and documents.
- •Convert web pages to PDF
- •Generate PDF reports from HTML
- •Create printable documents
- •Archive web content as PDF
PDF Password Protection
Add password protection to PDF files. Encrypt documents with user and owner passwords. Set permissions for printing, copying, and editing. Secure sensitive documents.
- •Protect confidential PDFs
- •Add passwords to documents
- •Restrict PDF permissions
- •Secure sensitive files
🛠️Additional Developer Utilities
More useful tools for developers including file utilities, data processing, and specialized converters. All tools run locally in your browser with complete privacy.
Bulk File Renamer
Rename multiple files at once with patterns, find/replace, numbering, and more. Preview changes before applying. Perfect for organizing large file collections.
- •Rename photo collections
- •Organize downloaded files
- •Standardize file naming
- •Batch rename with patterns
Bulk Image Renamer
Rename multiple images with customizable patterns. Use EXIF data, sequential numbering, or custom text. Preview all changes before applying.
- •Organize photo libraries
- •Rename images by date
- •Standardize image names
- •Batch rename with EXIF data
🤖AI & Prompt Engineering Tools - Create, Manage & Optimize AI Prompts
Professional AI prompt engineering tools for developers, content creators, and AI enthusiasts. Create, organize, version, and optimize your AI prompts with our free online tools. All data stays local — 100% privacy, zero API costs.
Prompt Studio
The ultimate workspace for prompt engineers. Prompt Studio is a comprehensive tool for creating, organizing, versioning, and deploying AI prompts. Features include dynamic variables with {{placeholders}}, folder organization, 50+ professional templates across coding, writing, analysis, and creative categories, import/export functionality, and usage analytics. Perfect for developers working with ChatGPT, Claude, GPT-4, Gemini, and other LLMs. 100% offline, zero API costs, complete privacy — your prompts never leave your device.
- •Build and organize a personal prompt library for ChatGPT, Claude, and other AI assistants
- •Create reusable prompt templates with dynamic variables for consistent AI interactions
- •Manage prompt versions and track which prompts perform best
- •Use 50+ professional templates for code review, debugging, content writing, and analysis
- •Export and share prompt collections with your team
- •Work offline without any API costs or data privacy concerns
🏆 Why Developers Choose ToolForge
🔒 100% Privacy Guaranteed
Every tool processes data entirely in your browser using JavaScript. Your JSON, passwords, images, and code never leave your device. We physically cannot access your data — it's not just a policy, it's technically impossible.
⚡ Instant Results
No server round-trips means instant processing. Format megabytes of JSON, hash large files, compress images — all in milliseconds. Our tools use optimized algorithms and Web Workers for heavy computations.
🆓 Completely Free
All 100+ tools are 100% free with no limits. No premium tiers, no feature restrictions, no usage caps, no ads interrupting your workflow. We believe developer tools should be accessible to everyone.
📱 Works Everywhere
Responsive design works on desktop, tablet, and mobile. Need to decode a JWT on your phone? Generate a UUID on your tablet? Check color contrast on the go? No problem.
🌐 Offline Capable
Once loaded, most tools work without internet. Perfect for air-gapped environments, travel, or unreliable connections. Your productivity doesn't depend on connectivity.
🚫 No Registration
Use any tool instantly without creating an account. No email required, no passwords, no spam. Just open a tool and start working. Your time is valuable.
❓ Frequently Asked Questions
Are all ToolForge tools really free?
Yes, all tools are 100% free with no hidden costs, premium tiers, or usage limits. No credit card or signup required.
Is my data safe when using these tools?
Absolutely. All tools process data entirely in your browser. Your files and data never leave your device or get uploaded to any server.
Do the tools work offline?
Yes, most tools work offline after the initial page load. Perfect for air-gapped environments or unreliable internet.
Do I need to create an account?
No registration required. Just open any tool and start using it immediately.
What makes ToolForge different from other online tools?
Privacy-first design (100% browser-based), no watermarks, no file limits, works offline, and completely free.
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