93 free tools, all running in your browser.
Encode and decode Base64 strings instantly in your browser. Supports text and file encoding with no data sent to any server.
Design and preview CSS border-radius values visually. Adjust each corner independently and copy the generated CSS. Free and instant.
Design CSS box shadows visually with a live preview. Adjust offset, blur, spread, and color, then copy the generated CSS code.
Calculate Unix file permissions with a visual editor. Convert between numeric (755) and symbolic (rwxr-xr-x) formats instantly.
Minify HTML, CSS, and JavaScript code instantly. Remove whitespace, comments, and unnecessary characters to reduce file size.
Turn code snippets into beautiful images. Choose themes, add window chrome, and export as PNG. Free Carbon alternative — no signup required.
Pick colors and convert between HEX, RGB, HSL, and HSB formats. Copy color codes instantly for your design projects.
Build and validate cron expressions with an interactive visual editor. See the next scheduled run times for any cron pattern.
Create beautiful CSS gradients visually. Generate linear, radial, and conic gradient code with a live preview and one-click copy.
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text or files. Verify file integrity with instant client-side hashing.
Encode special characters to HTML entities or decode entities back to text. Handles named and numeric entities. Free and private.
Find your public IP address and look up geolocation, ISP, and network details for any IP address instantly.
Format, validate, and minify JSON data instantly in your browser. Free online JSON beautifier with syntax highlighting.
Decode and inspect JSON Web Tokens instantly. View headers, payloads, and claims without any server-side processing.
Write and preview Markdown in real time. Supports GitHub Flavored Markdown with tables, task lists, syntax highlighting, and export.
Convert numbers between binary, octal, decimal, and hexadecimal. Essential tool for developers and computer science students.
Test and debug regular expressions in real time. Validate regex patterns with match highlighting, capture groups, and capture group display.
Format and beautify messy SQL queries instantly. Supports standard SQL syntax. Free, private, browser-based.
Convert Unix timestamps to human-readable dates and vice versa. Support for seconds, milliseconds, and multiple time zones.
Encode and decode URLs and query strings instantly. Convert special characters to percent-encoded format for safe use in web addresses.
Generate random UUIDs (v4) and other versions instantly. Copy unique identifiers for databases, APIs, and testing workflows.
Convert text between uppercase, lowercase, title case, sentence case, camelCase, snake_case, and more formats instantly.
Transform plain text into stylish Unicode fonts. Copy and paste fancy text into social media bios, posts, and messages instantly.
Analyze writing for grammar issues, passive voice, and readability. Get Flesch-Kincaid and Gunning Fog scores.
Strip line breaks and extra whitespace from text instantly. Clean up copied text from PDFs, emails, and websites in one click.
Compare two texts side by side and highlight every difference. Find additions, deletions, and changes instantly in your browser.
Summarize long articles instantly in your browser. Extractive summarization selects key sentences. No AI required.
Convert typed text into realistic handwriting images. Choose fonts, ink colors, and paper styles. Download as PNG. Free and instant.
Count words, characters, sentences, and paragraphs instantly. Includes reading time, speaking time, and keyword density analysis.
Generate SEO meta tags, Open Graph tags, and Twitter Cards with a live SERP preview. Optimize your page's search and social appearance.
Create a robots.txt file for your website in seconds. Control search engine crawling with an intuitive visual editor and presets.
Analyze HTML source code for on-page SEO issues. Check title tags, meta descriptions, headings, and more.
Generate barcodes in Code 128, EAN-13, UPC-A, and other formats. Download as PNG or SVG. Free, instant, and no signup required.
Generate beautiful, harmonious color palettes for your designs. Explore complementary, analogous, and triadic schemes with hex and RGB values.
Generate placeholder text for your designs and mockups. Choose paragraphs, sentences, or words with instant copy to clipboard.
Generate a free, customized privacy policy for your website or app. Covers GDPR and CCPA compliance with proper legal disclaimers.
Create custom QR codes for URLs, text, WiFi, and more. Customize colors and download as PNG or SVG. Free, no signup required.
View and inspect EXIF metadata from photos directly in your browser. See camera settings, GPS data, timestamps, and more.
Generate favicons for your website from any image. Create ICO, PNG, and Apple Touch icons in all standard sizes instantly.
Compress JPEG, PNG, and WebP images in your browser. Reduce file size up to 80% while preserving visual quality. No uploads needed.
Crop and resize images online for free. Adjust dimensions, set aspect ratios, and export in seconds.
Convert images between PNG, JPG, WebP, and other formats in your browser. Fast, private, and no quality loss on lossless conversions.
Resize images to exact dimensions in your browser. Scale by pixels or percentage, maintain aspect ratio, and download instantly.
Create memes with custom text in your browser. Upload images, customize fonts and colors, download as PNG.
Create pixel art in your browser with a grid-based editor. Draw, erase, and fill with export as PNG.
Generate placeholder images in any size, color, and format for your web projects. Download or copy the URL instantly. Free, no signup required.
Add text watermarks to photos in your browser. Customize position, opacity, and size. No uploads or server processing.
Create professional invoices for free in your browser. Add line items, taxes, and discounts, then download as PDF instantly.
Merge multiple PDF files into one document in your browser. Drag to reorder pages, preview before combining. No uploads needed.
Split PDF files into individual pages or custom ranges in your browser. Extract specific pages and download them instantly.
Generate a free cookie policy for your website. Covers cookie types, consent requirements, and GDPR compliance in minutes.
Generate a free, customized terms of service for your website or app. Covers user rights, liability limits, and usage policies.
Calculate your exact age in years, months, and days. Find the time between any two dates with precision.
Calculate and convert image aspect ratios. Find dimensions for 16:9, 4:3, 1:1, and custom ratios for any resolution.
Calculate your Body Mass Index (BMI) with height and weight. Supports metric and imperial units with health category.
Calculate days between two dates or add days to a date. Find exact durations in days, weeks, and months.
Calculate your college GPA instantly. Enter grades and credit hours to find cumulative and semester GPAs.
Calculate monthly loan payments, total interest, and amortization schedules. Works for personal loans, auto loans, and more. Free and instant.
Calculate monthly mortgage payments, total interest, and amortization schedules. Free, instant results with no sign-up required.
Calculate percentages easily: find percent of a number, percent change, percent increase or decrease, and more.
Calculate tips and split bills easily. Choose a tip percentage, divide among friends, and see per-person totals instantly.
Convert HTML code to clean Markdown instantly. Handles headings, links, images, lists, tables, and code blocks. Free and private.
Extract text from images, screenshots, and scanned documents using OCR. Supports PNG, JPG, and more. Free, private, and instant.
Convert JPG and PNG images to PDF documents instantly. Combine multiple images into a single PDF, all in your browser.
Convert between JSON and CSV formats instantly. Transform data files for spreadsheets, databases, and APIs with ease.
Convert between units of length, weight, temperature, volume, and more. Fast, free, and accurate unit conversion tool.
Convert XML data to JSON format instantly. Handles nested elements, attributes, and arrays. Free, private, and runs in your browser.
Create countdown timers for events, deadlines, and launches. Displays days, hours, minutes, and seconds remaining in real time.
Browse, search, and copy emojis to your clipboard instantly. Find the perfect emoji for any message, post, or document.
A free online notepad for quick notes and text editing. Write, format, and save text right in your browser.
Stay focused with the Pomodoro Technique. Customizable work and break intervals with audio notifications and session tracking.
Generate random numbers, roll dice, flip coins, and generate secure random values. Cryptographically secure randomness.
Build a professional resume for free in your browser. Choose from 3 templates, add work experience and education, and download as PDF. No account required.
Create a digital signature by drawing, typing, or uploading. Export as a transparent PNG for documents and emails.
Free online stopwatch with lap timing. Start, stop, and record laps with millisecond precision.
Test your typing speed and accuracy for free. Measure WPM, track errors, and improve your keyboard skills.
Create a QR code to share your WiFi network. Guests scan to connect instantly. No app needed. Free, private, and works offline.
View the current time in cities worldwide. Compare time zones instantly with a clean, real-time world clock. No sign-up required.
Generate strong, random passwords with customizable length, character types, and strength meter. Cryptographically secure — everything runs locally.
Full-featured scientific calculator with trigonometric, logarithmic, and exponential functions. Supports keyboard input and calculation history.
Apply Instagram-style filters to your photos. Adjust brightness, contrast, saturation, and more. Download as PNG or JPEG. Free and private.
Compress video files in your browser to reduce size without losing quality. Supports MP4 and WebM. No uploads to any server.
Convert video clips to animated GIFs in your browser. Trim, resize, and adjust frame rate. No uploads or server processing required.
Extract audio from video files and convert to MP3 directly in your browser. No uploads, no server processing. Fast and private.
Download YouTube video thumbnails in all available resolutions. Just paste the video URL and save the image instantly.
Calculate daily calorie needs and macronutrient targets based on your body stats, activity level, and fitness goals. Uses the Mifflin-St Jeor formula.
Calculate compound interest on investments and savings. See how your money grows over time with regular contributions and compounding.
Calculate time to pay off debts using snowball or avalanche methods. Compare strategies and see how extra payments accelerate payoff.
Calculate the electricity cost of any appliance. Enter wattage, usage hours, and your rate to see daily, weekly, monthly, and yearly costs. Free and instant.
Calculate gross profit margin, markup percentage, and break-even point. Essential tool for business owners and entrepreneurs.
Convert between annual, monthly, and hourly pay. Estimate take-home pay after federal taxes, Social Security, and Medicare.
Convert text to speech using your browser's built-in voices. Adjust speed, pitch, and voice selection. Free, private, and works offline.
Create, study, and manage flashcards in your browser. Flip cards, track progress, and import/export decks as JSON. Free, no signup needed.