39 free browser tools. No signup. No upload. All local.

Convert images between JPG, PNG, and WebP formats instantly in your browser — no upload needed.

Resize images to custom dimensions in pixels or percentage. Lock aspect ratio supported.

Compress images to reduce file size while maintaining quality. See before/after size comparison.

Crop images interactively with zoom and aspect ratio control. Powered by canvas.

Remove solid-color backgrounds from images in your browser. Click to pick color, adjust tolerance.

Encode images to Base64 strings or decode Base64 back to downloadable images.

Generate favicon PNG files in multiple sizes (16x16, 32x32, 48x48, 64x64, 128x128) from any image.

Convert SVG vector files to PNG images at any resolution. Fully client-side.

Convert images to WebP format or convert WebP back to JPG/PNG. Control quality.

Create animated GIFs from multiple images. Control FPS, loop, and quality.

Generate QR codes from any text or URL. Choose size, error correction, and colors.

Decode QR codes from image uploads instantly in your browser. No camera needed.

Count words, characters, lines, sentences, and paragraphs. Real-time stats with reading time.

Convert text to UPPER, lower, Title, Sentence, camelCase, snake_case, kebab-case and more.

Remove repeated lines from text. Supports trim whitespace and case-insensitive matching.

Highlight differences between two texts. Compare by lines, words, or characters.

Convert any text into a clean, SEO-friendly URL slug. Choose separator and case.

Generate lorem ipsum placeholder text by words, sentences, or paragraphs.

Generate strong, random passwords using Web Crypto. Control length, character sets, and strength.

Generate random first and last names for testing, mockups, or fiction writing.

Format, validate, and minify JSON. Choose indent size and see syntax errors inline.

Convert JSON arrays to CSV or parse CSV back to JSON. Handles quoted fields and special characters.

Encode or decode URL components and full URLs. Supports encodeURIComponent and encodeURI.

Encode text to Base64 or decode Base64 strings back to plain text. Supports Unicode.

Convert Unix timestamps to human-readable dates. Supports seconds, milliseconds, and date strings.

Generate SHA-256, SHA-384, and SHA-512 hashes using Web Crypto API. Output in hex or Base64.

Minify HTML by removing comments, collapsing whitespace, and optimizing attributes. See size reduction.

Minify CSS by removing comments and collapsing whitespace. See before/after file size comparison.

Minify JavaScript using Terser. Supports mangling and compression with size reduction stats.

Beautify SQL queries with dialect support for MySQL, PostgreSQL, and BigQuery. Control keyword case.

Decode and encode JSON Web Tokens. Edit header or payload and the token updates live, and vice versa.

Generate HTML meta tags for SEO — title, description, charset, viewport, robots, and author.

Generate Open Graph meta tags for social media sharing — og:title, og:description, og:image, og:url.

Generate Twitter Card meta tags for rich link previews on X/Twitter. Supports all card types.

Generate robots.txt files with custom rules per user-agent. Control crawler access with Allow/Disallow paths.

Generate XML sitemaps from a list of URLs. Set changefreq, priority, and lastmod for each URL.

Encode text to HTML entities or decode HTML entities back to plain text. Supports named and numeric entities.

Pick colors and convert between HEX, RGB, and HSL formats. Adjust hue, saturation, lightness with live preview.

Test regular expressions with real-time match highlighting. Supports all JS regex flags and named capture groups.

Convert text to speech using the Web Speech API. Choose voice, control rate, pitch, and volume.

Create professional HTML email signatures for Gmail. Fill in your details, copy and paste into Gmail settings.