Free Online Tools
Useful browser-based tools from ToolXON. Choose a category and open a tool instantly.
Base64 Encoder / Decoder
Encode plain text to Base64 or decode Base64 as UTF-8 text.
Open tool →CSS Box Shadow Generator
Adjust a CSS box shadow visually and copy the generated declaration.
Open tool →Case Converter
Change text to uppercase, lowercase, title case, sentence case or alternating case.
Open tool →Character Counter
Count total characters, letters, digits, spaces and lines.
Open tool →HEX / RGB Color Converter
Convert hexadecimal color values to RGB and preview the selected color.
Open tool →CSS Gradient Generator
Build a linear CSS gradient and copy the generated background declaration.
Open tool →CSS Minifier
Minify CSS by removing comments and redundant whitespace (best for ordinary CSS, not a full parser).
Open tool →CSV to JSON Converter
Convert CSV data to JSON objects using the first row as field names.
Open tool →Duplicate Line Remover
Remove repeated lines from text while preserving first-occurrence order.
Open tool →Email Validator
Check whether an email address has a plausible basic format. This does not verify mailbox existence.
Open tool →HTML Escape / Unescape
Escape HTML special characters or decode common HTML entities.
Open tool →HTML Live Preview
Preview HTML inside a sandboxed iframe. Scripts and top-level navigation are disabled.
Open tool →Image Compressor
Compress JPEG, PNG and WebP images in your browser and download the result. Animated images are flattened to a single frame.
Open tool →Image Converter
Convert images between JPG, PNG, and WEBP formats directly in your browser. Resize images, adjust quality, preview the result, and download converted images instantly without uploading your files to a server.
Open tool →Image Format Converter
Convert a static image between supported browser formats: JPEG, PNG and WebP.
Open tool →Image Resizer
Resize images to custom pixel dimensions and download as PNG, JPEG or WebP.
Open tool →Image to Base64
Convert a selected image into a Base64 data URL for development use.
Open tool →JSON Formatter & Validator
Validate JSON and pretty-print it with selectable indentation.
Open tool →JSON Minifier
Validate and minify JSON by removing unnecessary whitespace.
Open tool →Lorem Ipsum Generator
Generate placeholder text by paragraph or sentence count.
Open tool →Markdown Preview
Preview a lightweight subset of Markdown including headings, lists, bold, italic, inline code and links.
Open tool →Meta Tag Generator
Generate copy-ready title, description, viewport and Open Graph meta tags.
Open tool →Binary / Decimal / Hex Converter
Convert integers between binary, decimal and hexadecimal representations.
Open tool →ToolXON Offline PDF Reader – Read PDFs Privately
Read PDF files privately in your browser with our free Offline PDF Reader. Open local PDFs, search text, zoom, navigate pages, and read documents without uploading them to a server.
Open tool →Open Graph Preview
Preview a simple search/social card based on your title, description, site name and image URL.
Open tool →Password Generator
Generate a random password with selectable length and character groups using the browser crypto API.
Open tool →QR Code Generator
Generate a QR code for text or a URL using the external QRServer API. The entered content is sent to that service.
Open tool →Reading Time Calculator
Estimate reading time and word count for an article using a configurable words-per-minute rate.
Open tool →Regex Tester
Test a JavaScript regular expression against text and display matching results.
Open tool →robots.txt Generator
Create a basic robots.txt file with user-agent, disallow paths and sitemap URL.
Open tool →SHA-256 Hash Generator
Create a SHA-256 hash from text using Web Crypto; supported in secure browser contexts.
Open tool →Simple Calculator
Perform basic arithmetic operations using a simple calculator interface.
Open tool →XML Sitemap Generator
Generate a simple XML sitemap from a list of full page URLs.
Open tool →Slug Generator
Create a URL-friendly slug from a title or phrase.
Open tool →Sort Text Lines
Sort text lines alphabetically or numerically in ascending or descending order.
Open tool →Text Cleaner
Trim line whitespace, collapse repeated spaces, and remove empty lines.
Open tool →Unix Timestamp Converter
Convert between date/time and Unix timestamps in seconds or milliseconds.
Open tool →Unit Converter
Convert common length, mass and temperature units.
Open tool →URL Encoder / Decoder
Encode text for URLs or decode percent-encoded text.
Open tool →URL Parser
Parse a URL and inspect its protocol, host, path, query parameters and hash.
Open tool →UUID Generator
Generate version 4 UUID identifiers with the browser crypto API.
Open tool →Windows Command Generator – CMD & PowerShell
Generate, customize, and copy useful Windows CMD and PowerShell commands for networking, system information, file management, and troubleshooting.
Open tool →Windows Error Code Lookup – Meaning & Fixes
Look up Windows error codes to understand their meaning, common causes, and step-by-step troubleshooting fixes. Includes popular Windows Update, BSOD, network, system, and file errors with copyable solutions.
Open tool →Word Counter
Count words, characters, sentences, paragraphs and estimated reading time.
Open tool →YouTube Thumbnail Downloader
Download YouTube video thumbnails in HD and multiple resolutions for free. Preview thumbnails, copy image URLs, and save thumbnail images instantly with ToolXON’s free online YouTube Thumbnail Downloader.
Open tool →YouTube Trend Finder
Discover YouTube trending videos, explore keywords, analyze video statistics, and find content ideas with this free YouTube Trend Finder.
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