What's New: 92 New Developer Tools Added Today!

What Has Been Added Today? (September 9, 2026)

92 Developer Tools has been added today! Here's the list:

• Folder Structure Generator: Build folder structure diagrams, ASCII directory trees, and file tree visualizations for READMEs and docs.
• .gitignore Generator: Generate merged .gitignore rules for your stack with one click.
• JSON to TypeScript Interface: Convert JSON into TypeScript interfaces with inferred nested types.
• Text to Slug Converter: Convert titles and phrases into clean SEO-friendly URL slugs.
• UTM Builder: Build campaign URLs with UTM parameters for analytics tracking.
• JSON Formatter & Validator: Validate, format, and minify JSON directly in your browser.
• Regex Tester: Test regular expressions with live matches and flag controls.
• Base64 Encode/Decode: Encode text to Base64 and decode Base64 back to plain text.
• JWT Decoder: Decode JWT headers and payload claims directly in your browser.
• Markdown Table Generator: Convert CSV or TSV rows into clean Markdown tables for docs.
• CSV to JSON Converter: Convert CSV or TSV rows into JSON objects with instant output.
• JSON to CSV Converter: Convert JSON arrays of objects into CSV rows for spreadsheets.
• Diff Checker: Compare two texts line by line to spot additions and removals.
• Case Converter: Convert text into camelCase, snake_case, kebab-case, and more.
• URL Encoder/Decoder: Encode unsafe URL characters and decode percent-encoded strings.
• UUID Generator: Generate random UUID v4 values in bulk with quick copy actions.
• Hash Generator (SHA): Generate SHA hashes (SHA-1, SHA-256, SHA-384, SHA-512) from text.
• SQL Formatter: Format and minify SQL queries with keyword casing options.
• XML Formatter: Validate, format, and minify XML with copy-ready output.
• YAML Formatter: Validate, format, and minify YAML with clean indentation.
• TOML Formatter: Validate, format, and minify TOML config text quickly.
• INI Formatter: Validate, format, and minify INI configuration files.
• CSV Formatter: Validate and normalize CSV with delimiter conversion support.
• CRON Expression Explainer: Translate 5-field cron schedules into plain-English descriptions.
• Git Branch Name Generator: Generate clean branch names from ticket titles and naming conventions.
• HTTP Status Code Reference: Search HTTP response codes with meanings and common troubleshooting causes.
• Subnet / CIDR Calculator: Calculate IPv4 network, broadcast, and host ranges from CIDR input.
• Number Base Converter: Convert between binary, octal, decimal, and hexadecimal in real time.
• HTML Formatter & Minifier: Beautify HTML with proper indentation or minify it to reduce file size.
• Image to Base64 Converter: Upload any image and get the Base64 data URI for embedding in HTML or CSS.
• Markdown Preview: Write Markdown and see the live rendered HTML preview side by side.
• Text to Binary Converter: Convert text to binary, hex, octal, and decimal — or decode binary back to text.
• Scientific Calculator: Full scientific calculator with sin, cos, tan, log, ln, sqrt, powers, and calculation history.
• Caesar Cipher & ROT13: Encode or decode text with a Caesar cipher at any shift value, use ROT13, or brute-force all 26 shifts at once.
• Meta Tag Generator: Generate SEO meta tags, Open Graph, and Twitter Card HTML tags for your web page with a live copy-ready preview.
• JSON to YAML Converter: Paste any valid JSON and instantly get clean, properly indented YAML output. Supports nested objects, arrays, and all types.
• URL Parser: Break any URL into its components — protocol, hostname, port, pathname, query parameters, and fragment hash. Copy any part instantly.
• XML to JSON Converter: Convert XML to JSON instantly in your browser. Handles attributes, nested elements, and repeated sibling tags as arrays.
• Fake Data Generator: Generate realistic fake test data — names, emails, usernames, phone numbers, addresses, UUIDs, and more. Export as TSV or JSON.
• Key Code Tester: Press any key to see its JavaScript event properties: key, code, keyCode, which, and modifier states. Instantly debug keyboard events.
• Markdown to HTML: Convert Markdown to clean HTML instantly. Supports headings, bold, italic, links, code blocks, lists, and blockquotes with a live preview.
• Text Encryptor / Decryptor: Encode and decode text using classic ciphers — Vigenère, ROT13, and Atbash. Runs entirely in your browser with no data sent to a server. Swap input and output in one click.
• ASCII Table Reference: Complete ASCII character table (0–127) with decimal, hexadecimal, octal, and binary values. Search by character, name, or code. Click any printable character to copy it.
• Bitwise Calculator: Perform bitwise AND, OR, XOR, NOT, left shift, and right shift on two numbers. View the 16-bit binary representation for every result. Supports decimal, binary, and hex input.
• IP Address Analyzer: Analyze any IPv4 address — view binary representation, IP class, private/public status, subnet mask, and CIDR notation. Perfect for networking and DevOps tasks.
• Ohm's Law Calculator: Calculate voltage, current, resistance, or power using Ohm's Law. Enter any two known values — the calculator solves for the remaining quantities with full formula reference.
• CSS Minifier: Minify CSS online — remove comments and whitespace to compress your stylesheet. Paste your CSS and get the minified version instantly with file size stats.
• JavaScript Minifier: Minify JavaScript online — remove comments and collapse whitespace to reduce file size. Configurable options including console.log removal. Runs in your browser.
• HTML to Markdown Converter: Convert HTML to Markdown instantly. Supports headings, links, images, tables, lists, code blocks, blockquotes, bold, and italic. Paste HTML and get clean Markdown output.
• Robots.txt Generator: Generate a valid robots.txt file for your website. Add user-agent rules, disallow and allow paths, and sitemap URL. Quick presets for common configurations.
• Sitemap XML Generator: Generate a valid XML sitemap for your website. Add URLs with priority and change frequency, bulk-import URLs, and download as sitemap.xml instantly.
• SVG to PNG Converter: Convert SVG to PNG online. Upload an .svg file or paste SVG code, set the output scale, and download a crisp PNG. Runs entirely in your browser.
• Image Format Converter: Convert images between PNG, JPEG, and WebP in your browser. Upload any image, choose output format and quality, and download the converted file instantly.
• Tournament Bracket Generator: Create single-elimination tournament brackets online. Add teams, generate the bracket, and click to advance winners round by round. Print or screenshot to save.
• Word Search Maker: Generate custom word search puzzles. Enter your words, choose a grid size (10×10, 15×15, or 20×20), and create a printable word search with horizontal, vertical, and diagonal hidden words.
• Binary Calculator: Add, subtract, and multiply binary numbers, or perform AND, OR, XOR bitwise operations. See results in binary, decimal, and hex with step-by-step working.
• CSS Specificity Calculator: Instantly calculate the specificity of any CSS selector. See the (A,B,C) score, compare two selectors, and understand which CSS rule wins.
• Open Graph Preview: Preview how your page looks when shared on Twitter/X, Facebook, and LinkedIn. Enter title, description, image URL, and site name to see live social card mockups — no URL fetching needed.
• JSON Schema Generator: Generate a JSON Schema (Draft 7) from any JSON example. Paste your JSON and get a valid schema with inferred types for objects, arrays, strings, numbers, booleans, and nested structures.
• CSS Media Query Generator: Generate responsive CSS media queries with custom breakpoints. Use Tailwind or Bootstrap presets, switch between mobile-first and desktop-first strategies, and copy the CSS output.
• JSONPath Tester: Test JSONPath expressions against JSON data in real time. Query with dot notation, wildcards, array slices, and filter expressions — see matching results highlighted instantly in your browser.
• Credit Card Validator: Validate any credit card number using the Luhn algorithm. Instantly detect the card network (Visa, Mastercard, Amex, Discover) and check whether the number passes the checksum. 100% client-side.
• HTML to Plain Text Converter: Strip HTML tags and convert HTML to clean readable plain text. Options to preserve line breaks, decode HTML entities, and collapse whitespace. Useful for copying web content or cleaning scraped data.
• HMAC Generator: Generate HMAC signatures using SHA-256, SHA-384, or SHA-512 — entirely in your browser.
• Basic Auth Generator: Generate Base64-encoded Basic Authentication headers from a username and password instantly.
• JSON to XML Converter: Convert JSON objects to well-formatted XML markup instantly in your browser.
• YAML to JSON Converter: Convert YAML to JSON instantly — paste your YAML and get clean, formatted JSON output.
• User-Agent Parser: Parse any user-agent string and extract browser, OS, engine, and device information.
• MIME Types Reference: Look up MIME types by file extension or search by content type — a complete reference for developers.
• Random Port Generator: Generate random network port numbers outside the well-known range (1024–65535) for development and testing.
• ULID Generator: Generate Universally Unique Lexicographically Sortable Identifiers (ULIDs) for time-ordered unique IDs.
• RSA Key Pair Generator: Generate RSA public and private key pairs in PEM format directly in your browser using Web Crypto API.
• YAML to TOML: Convert YAML configuration files to TOML format instantly in your browser.
• JSON to TOML: Convert JSON objects to TOML configuration format instantly in your browser.
• TOML to JSON: Convert TOML configuration files to JSON format instantly in your browser.
• TOML to YAML: Convert TOML configuration files to YAML format instantly in your browser.
• OTP Code Generator: Generate and verify TOTP one-time passwords for testing multi-factor authentication flows in your browser.
• JSON Diff: Compare two JSON objects and visually highlight the differences — added, removed, and changed keys.
• Git Cheatsheet: Quick reference for the most common Git commands — setup, branching, merging, stashing, and more.
• JSON Minify: Remove all whitespace from JSON to produce the smallest possible output for APIs and storage.
• Chmod Calculator: Calculate Unix file permission values — click checkboxes to build chmod values and see the octal and symbolic representations.
• Docker Run to Compose: Convert docker run commands into docker-compose.yml service definitions instantly.
• IPv4 Address Converter: Convert an IPv4 address to decimal, binary, hexadecimal, and IPv6 representations instantly.
• IPv4 Range Expander: Enter a start and end IPv4 address to get the covering CIDR block, subnet mask, and address count.
• MAC Address Generator: Generate random MAC addresses in various formats with optional OUI prefix for network testing.
• IPv6 ULA Generator: Generate RFC 4193 IPv6 Unique Local Addresses (ULA) for private networks — fc00::/7 range.
• String Obfuscator: Partially mask a string — like a token, IBAN, or API key — to share it safely without revealing the full value.
• Benchmark Builder: Measure and compare the execution time of JavaScript code snippets directly in your browser.
• Regex Cheatsheet: A complete JavaScript regex cheatsheet — anchors, character classes, quantifiers, groups, flags, and common patterns.
• Base64 File Converter: Convert any file to Base64 and decode Base64 strings back to downloadable files — entirely in your browser.
• EXIF Metadata Viewer: Upload a JPEG photo and extract EXIF metadata: camera model, exposure settings, ISO, GPS coordinates, and more — processed entirely in your browser.
• CSS to Tailwind Converter: Convert CSS properties to Tailwind utility classes instantly. Covers spacing, typography, colors, flexbox, grid, borders, and more — with unsupported properties listed separately.