Tools for software development, DevOps, QA, and technical work
Generate .htaccess files for Apache servers. Create redirects, rewrites, security rules, caching headers with visual rule builder.
Compare texts side-by-side with syntax highlighting and character-level diff. Perfect for code reviews, doc
Convert API requests between cURL, fetch, axios, and XMLHttpRequest formats with syntax highlighting.
Encode text to Base32 or decode Base32 to text. Supports Standard and Hex variants (RFC 4648). 100% free an
Encode text to Base64 or decode Base64 to text. 100% free and private - all processing happens in your brow
Convert text to binary, hexadecimal, decimal, and octal formats (and vice versa). 100% free and private - a
Generate CSS border-radius with visual preview. Control each corner independently, switch between pixels an
Create beautiful CSS box-shadow effects with live preview. Customize multiple shadow layers, adjust propert
Convert text between different cases instantly. Transform text to UPPER CASE, lower case, Title Case, Sente
Format and beautify code with syntax highlighting. Supports JavaScript, TypeScript, Python, HTML, CSS, JSON
Simulate how images appear with different types of color blindness. Educational accessibility t
Validate credit card numbers using the Luhn algorithm and detect card types. Perfect for testing payment in
Generate and explain cron expressions visually. Perfect for scheduling tasks, jobs, and automated workflows
Create custom CSS animations with visual keyframe editor. Control timing, transforms, opacity, and generate
Minify CSS code to reduce file size and improve website performance. Free online CSS minifier with advanced
Convert between CSV and JSON formats instantly. Supports custom delimiters, headers, and multiple output fo
Convert files to base64 data URIs for inline embedding in HTML and CSS. Perfect for small images, icons, fo
Check DNS records for any domain. View A, AAAA, MX, CNAME, NS, TXT, and SOA records with detailed informati
Generate realistic fake data for testing and development. Create dummy names, emails, addresses, and phone
Convert Unix timestamps to human-readable dates and dates to Unix timestamps. Support for seconds, millisec
Generate favicons from images or text/emoji in all standard sizes. Customize colors, fonts, and download as
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for any file. Verify file integrity and detect tampering w
Convert between file size units (B, KB, MB, GB, TB, PB) with binary and decimal modes. Calculate total stor
Find and replace text with support for regex patterns, case sensitivity, and whole word matching. 100% free
Create beautiful CSS gradients with live preview. Generate linear and radial gradients, customize colors an
Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes from text. 100% free and private - all hashi
Convert special characters to HTML entities or decode HTML entities back to text. Supports named entities (
Minify HTML code to reduce file size and improve page load times. 100% free and private - all processing ha
Create HTML tables visually with customizable styling. Edit cells directly, adjust borders and padding, the
Convert HTML to Markdown format instantly with live preview. Supports all common HTML elements including he
Comprehensive searchable reference for all HTTP status codes with detailed explanations and common use case
Extract color palettes and pick colors from images. Get HEX, RGB, HSL, and CMYK values instantly.
Compare two images side-by-side with interactive slider and difference highlighting. Perfect for
Reduce image file size while maintaining quality. Supports JPG, PNG, and WebP formats.
Convert between all major image formats: JPG, PNG, WebP, GIF, and BMP. Free online converter wi
Convert JPG, PNG, and GIF images to WebP format for optimal web performance. Free, fast, and pr
Get detailed geolocation and network information for any IP address. Free IP lookup tool with support for I
Convert JPG images to PNG format instantly. Free, secure, and privacy-focused - all conversion happens in y
Minify JavaScript to reduce file size. Remove comments, mangle variables, compress code, and optimize for p
Format, validate, and minify JSON instantly. 100% free and private - your files never leave your computer
Test JSONPath expressions and extract data from JSON documents with real-time results. 100% free and privat
Convert between JSON and CSV formats instantly. Upload files or paste data, handle nested objects with ease
Decode and analyze JWT tokens with header, payload, and signature display. Check expiration status and vali
Sort lines of text alphabetically, numerically, or by length. Remove duplicates and empty lines. 100% free
Generate Lorem Ipsum placeholder text for your designs and mockups. 100% free and easy to use.
Lookup manufacturer from MAC address OUI. Validate and format MAC addresses in multiple formats including c
Write and preview Markdown in real-time. Support for headers, lists, code blocks, tables, and more. 100% fr
Create Markdown tables visually. Edit cells like a spreadsheet, export as Markdown. Perfect for GitHub, documentation.
Convert Markdown to HTML with live preview. Supports GitHub Flavored Markdown, code syntax highlighting, ta
Generate Nginx server configurations. Create reverse proxies, SSL setups, load balancing, caching rules with template support.
Generate Open Graph meta tags for social media sharing. Optimize Facebook, LinkedIn, Twitter previews with custom images, titles, descriptions.
Generate secure, random passwords with customizable options. 100% private - all generation happens in your
Analyze password strength with detailed feedback and improvement suggestions. All analysis happens in your
Generate custom placeholder images with any dimensions, colors, and text overlay. Perfect for mockups, wire
Scan and decode QR codes from images. Supports URLs, text, vCards, and WiFi credentials.
Generate random text in multiple modes: words, sentences, paragraphs, characters, and numbers. Perfect for
Build and test regular expressions visually with our pattern library, live matching, and detailed explanati
Test and debug regular expressions with live matching, capturing groups, and replace functionality. 100% fr
Generate robots.txt files for SEO and crawler control. Allow/disallow paths for search engine bots with template support.
Encode and decode text using ROT13, ROT5, ROT18, ROT47, Caesar cipher, or Atbash cipher. Free o
Create RSS feeds for blogs, podcasts, news sites. Generate valid RSS 2.0 or Atom feeds with channel and item management.
Generate SEO-optimized Schema.org JSON-LD markup. Improve search visibility with structured data for products, articles, events, recipes, FAQs.
Generate XML sitemaps for SEO. Help search engines discover all your pages. Supports sitemap index for large sites.
Generate URL-friendly slugs from text instantly. Perfect for blog posts, articles, and SEO-optimized URLs.
Format and beautify SQL queries with syntax highlighting. Support for MySQL, PostgreSQL, SQL Server, and Or
Calculate string length with multiple metrics: character count, word count, line count, byte count, and Uni
Optimize and compress SVG files to reduce file size without losing quality.
Convert SVG vector graphics to PNG images with custom dimensions and quality settings. Free, secure, and pr
Generate valid test credit card numbers using the Luhn algorithm. Perfect for testing payment systems, form
Compare two texts and see the differences highlighted. Perfect for finding changes between document version
Truncate text with smart word boundaries and custom ellipsis. Perfect for previews, snippets, and limiting
Encode and decode URLs with support for special characters, Unicode, and emojis. Choose between encodeURICo
Parse and analyze user agent strings to identify browser, operating system, device type, and version inform
Generate UUIDs and GUIDs in multiple formats. Supports v4 (random), v1 (timestamp), and nil UUIDs.
Remove or normalize whitespace in text with multiple processing modes. Clean up formatting, trim lines, or
Check domain registration information including registrar, expiry date, nameservers, and ownership details.
Format, validate, and beautify XML code with syntax highlighting and tree structure view. 100% free and pri
Convert between YAML and JSON formats instantly. Bidirectional conversion with syntax validation and format