Every tool you need. Nothing you don't.
A growing library of fast, focused web utilities — free to use, no account required, and built to stay out of your way.
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At a glance
2100+
Tools available
100%
Free to use
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Account needed
Instant results
Most tools run in your browser for speed and privacy.
Private by default
Your inputs stay on your device, we don't store them.
Trusted by developers & creators worldwide
Numbers that speak for themselves
Fast, focused utilities built for real workflows — no fluff, no sign-ups, no limits.
100K+
Monthly users
Developers, designers, and creators rely on our tools every month.
256K+
Monthly tool executions
Calculations and conversions run directly in your browser — fast and private.
2100+
Free tools
A growing library covering text, code, math, images, and more.
0
Data stored
Everything runs client-side. Your inputs never leave your browser.
Fresh additions
Recently Added
The latest tools added to our collection
CSS Variables Generator
Build CSS custom properties for design systems with add and remove rows, color pickers, four theme presets, auto -- prefix, a live swatch preview, and copy or .css download export.
CSS Specificity Calculator
Calculate the specificity of any CSS selector and compare multiple selectors side by side. See the inline, ID, class, and element breakdown, ranking, and which rule wins a conflict.
CSS Flexbox Generator
Build Flexbox layouts visually with all container properties including direction, wrap, justify-content, align-items, gap, and per item controls, with a live preview and copyable CSS.
CSS Filter Generator
Generate the CSS filter property visually with sliders for blur, brightness, contrast, grayscale, hue-rotate, invert, opacity, saturate, and sepia. Preview on a sample image and copy the CSS code instantly.
CSS Animation Generator
Build CSS keyframe animations visually with presets for bounce, fade, slide, rotate, pulse, shake, and more. Tune duration, delay, easing, and fill mode, preview live, and copy the generated CSS.
CSR Generator
Generate a real PKCS#10 certificate signing request with a new RSA key pair in your browser. Fill in the subject fields, add SAN entries, and download the CSR and private key.
Country Info Lookup
Look up facts for countries around the world: capital, population, currency, languages, timezones, dialing code, area, and bordered neighbors. Everything runs in your browser.
Cookie Policy Generator
Generate a GDPR-aware cookie policy for your website. Choose the cookie types you use, add third-party services, and copy or download the finished policy.
Contract Template Builder
Build a service, freelance, or consulting contract from a template. Fill in the parties, dates, payment terms, and custom clauses, then preview, print, or download the finished document.
Content Security Policy Generator
Build a Content Security Policy header visually with per directive toggles and source lists. Add nonces, hashes, and custom sources, then copy the header or meta tag in one click.
Compliment Generator
Generate random compliments in Professional, Friendly, Funny, and Motivational categories. Copy or share a kind message with one click and no repeats in a row.
Color System Generator
Generate a complete color system with 11 shades (50 to 950) from a single base color. Export CSS variables, Tailwind config, and SCSS variables with contrast insights.
Color Picker
Pick colors with an interactive picker, RGB and HSL sliders, and an opacity control. Copy the result as HEX, HEX8, RGB, RGBA, HSL, or HSLA, generate random colors, and keep a history of recent picks.
Color Name Lookup
Find the closest CSS named color for any hex, RGB, HSL, or HWB value. See the top 10 nearest matches ranked with CIEDE2000 color distance, plus a browsable list of all 148 CSS named colors.
Color Blindness Simulator
Simulate protanopia, deuteranopia, tritanopia, and other color vision deficiencies on any image. Compare the original and simulated result side by side, view all types at once, test individual colors, and download the simulated image.
Guitar Chord Generator
View guitar chord diagrams for any root note and chord type. See finger positions, fret numbers, and open or muted strings for major, minor, seventh, sus, dim, and augmented chords.
CSS Card Generator
Design CSS cards visually with custom padding, radius, shadows, colors, and hover lift effects. Preview the card live and copy the generated HTML and CSS instantly.
Carbon Footprint Calculator
Estimate your annual carbon footprint from car travel, flights, home energy, diet, and lifestyle spending. See a category-by-category breakdown with practical reduction tips, all computed in your browser.
Canonical Tag Generator
Generate canonical link tags, Open Graph URL tags, and hreflang tags from any page URL with protocol, www, trailing slash, and lowercase options. Runs entirely in your browser.
Calorie Tracker
Track daily calories against your goal with meal-by-meal logging for breakfast, lunch, dinner, and snacks. Runs privately in your browser with local storage and no account.
CSS Button Generator
Design CSS buttons visually with custom colors, hover and active states, padding, borders, radius, and shadows, then copy the generated HTML and CSS instantly.
Business Card Maker
Design a professional business card with your name, title, company, and contact details, choose colors and a modern, classic, or minimal style, and download a print-ready PNG at 300 DPI.
Bulk Image Renamer
Rename multiple images at once with a custom prefix, counter and padding, suffix, separator, letter case, and extension, preview every new filename, and download all renamed files as a ZIP.
Budget Tracker
Track income and expenses by category with a live balance, monthly filters, a category breakdown, and instant transaction history, all saved privately in your browser.
Explore the library
Browse by Category
44 categories — pick one to explore its tools
Agriculture & Horticulture
39 tools
ASCII Tools
26 tools
Audio & Video Tools
28 tools
Biology
21 tools
Color Tools
43 tools
Construction & Real Estate
164 tools
Data Conversion
86 tools
Developer Tools
279 tools
Education Tools
17 tools
Electrical & Electronics
35 tools
Encoding & Encryption
80 tools
Engineering Fluid Mechanics
55 tools
Environment Sustainability
38 tools
Finance Calculators
525 tools
Food Cooking
87 tools
Fractal Generators
45 tools
Gaming Tools
32 tools
Health & Fitness
375 tools
Image Manipulation
132 tools
Lifestyle Entertainment
47 tools
List Tools
46 tools
Manufacturing & Machining
23 tools
Math Calculators
442 tools
Miscellaneous tools
1172 tools
Name Generators
10 tools
Network Tools
25 tools
Numerology & Esoteric
18 tools
Paycheck Calculators
70 tools
PDF & Document Tools
5 tools
Physics & Chemistry
170 tools
QR & Barcode Tools
6 tools
Random Generators
59 tools
Real Estate Finance
50 tools
Social Media Tools
32 tools
Statistics & Data Analysis
131 tools
Text Editors & Viewers
6 tools
Text Processing
101 tools
Time & Date
159 tools
Travel & Automotive
50 tools
Unicode Tools
43 tools
Unit Converters
180 tools
Utilities
45 tools
Weather & Environment
6 tools
Web & SEO Tools
23 tools
No categories match your search.
On the roadmap
Coming Soon
New mini-tools we're building next.
Html to Jsx
Convert HTML file to JSX online
Instagram Reel Downloader
Download and save Instagram videos locally with our Instagram Reel Downloader. No signup required.
Always free
No subscriptions, credits, or paywalls. Every tool on the site is free to use.
Privacy first
Processing happens client-side whenever possible. Your data never leaves your browser.
Organized by category
Browse by topic or search instantly. Find the right utility in seconds.
From the blog
Latest Blog Posts
Tips, guides, and insights from our team
Why AI Should Not Be Used for Finance Tools
Why generative AI fails at financial math: hallucinated numbers, non-deterministic calculations, lack of audit trails, and why deterministic tools matter.
How to Download a Website Favicon (Free Online Method)
Download any website's favicon in PNG or ICO format. Step-by-step guide for developers and designers using a free favicon downloader.
JWT Token Decoding Explained: How to Read JWT Payloads Safely
Learn how JWT tokens work, what header and payload contain, and how to decode JWT online without exposing secrets. Free JWT decoder guide.
How to Take a Screenshot in Your Browser (Free Tool Guide)
Capture full pages or visible areas in your browser without extensions. Step-by-step guide to our free online screenshot tool.
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