All tools
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Tool directory
QR Code Generator
Generate QR codes for any text or URL — download as PNG.
QR Code Scanner
Live camera + image-file QR decoder via jsQR, with scan history.
WiFi QR Code Generator
Create scannable WiFi QR codes and printable cards — guests join in one tap.
Barcode Generator
EAN, UPC, Code 128, Code 39, ITF and 9 more — SVG and 2× PNG.
UUID Generator
Generate v1, v4, v6 and v7 UUIDs in bulk — validate any UUID instantly.
Lorem Ipsum Generator
Generate placeholder text in 6 styles — classic, tech, startup, marketing, minimal or funny.
Fake Address Generator
Generate realistic fake addresses, names, phones and emails from 10 countries.
Fake Name Generator
Generate realistic fake identities from 11 cultures — names, usernames, emails, jobs and more.
Username Generator
Generate 10 styles of usernames — gaming, aesthetic, professional, brandable and more.
Password Generator
Create strong, secure passwords in 6 modes — with live entropy and crack-time analysis.
OTP Generator
Generate secure one-time codes — numeric, alphanumeric, PIN, verification or backup recovery.
Audio Volume Booster
Boost MP3, WAV and OGG audio volume safely — with live waveform, A/B preview and clipping warnings.
White Noise Generator
Mix calming sounds for sleep, focus and meditation — 14 sounds, presets and a sleep timer.
Random Color Generator
Generate beautiful random palettes, gradients and design-ready colors with live UI preview.
Coin Flip Simulator
Flip a realistic 3D coin with stats, streaks and decision modes.
Bingo Card Generator
Create custom printable bingo cards with 9 themes, a live caller and bulk export.
Spin Wheel Generator
Build a customizable spinning wheel with 10 themes, elimination mode and a winner reveal.
Decision Maker Wheel
Can't decide? Spin the wheel — with 10 ready-made templates and a winner reveal.
Lucky Draw Generator
Run fair lucky draws with a slot-machine reveal, multi-winner podium and templates.
Random Emoji Generator
Generate random emojis, aesthetic packs and themed combos for bios, chats and socials.
Random Fact Generator
Discover surprising facts across 18 categories — with a daily fact, search and favorites.
Random Joke Generator
Laugh on demand — clean jokes across 15 categories with reactions, a daily joke and favorites.
Random Quote Generator
Inspiring quotes across 12 categories — filter by author, export aesthetic images, save favorites.
Calendar Generator
Generate printable calendars for any year or month.
Horoscope Generator
Daily, weekly and monthly horoscopes by sign.
Word Counter
Count words, characters, sentences and paragraphs.
Character Counter
Live character count with limits for tweets and bios.
Case Converter
Switch text between camelCase, snake_case, kebab-case and more.
Slugify
Convert any string into a URL-friendly slug.
Online Notepad
A distraction-free, auto-saving online notepad.
Markdown Editor & Previewer
Write Markdown with a live, side-by-side preview.
ASCII Art Generator
Turn text into stylized ASCII art.
Fancy Text Generator
Turn plain text into fancy Unicode styles.
Invisible Text Generator
Generate invisible/blank Unicode characters.
JSON Formatter
Format, validate and minify JSON in one click.
XML Formatter
Format and validate XML documents.
HTML Minifier
Minify, optimize and validate HTML in one workspace.
JavaScript Minifier
Minify, beautify and analyze JavaScript safely.
CSS Minifier
Minify, beautify and analyze CSS safely.
Hash Generator
MD5 + SHA-1/256/384/512 of text or file, with HMAC support.
Regex Tester
Test, debug and build regular expressions in real time.
JWT Decoder
Decode, inspect and verify JSON Web Tokens.
Secure Notes Tool
Password-encrypted notes that never leave your browser.
Clipboard Manager
Save, search and re-use your clipboard history.
Internet Speed Test
Measure your download, upload, ping and jitter.
Ping Test Tool
Measure round-trip latency to any host from your browser.
IP Address Finder
See your public IP, location, ISP and network details.
DNS Lookup Tool
Resolve A, AAAA, MX, TXT, CNAME, NS, SOA and CAA records.
Browser Information Checker
See your browser, locale, permissions and web-API support.
Device Information Checker
Detect device type, OS, screen, GPU and hardware specs.
Battery Status Checker
See your battery level, charging state and remaining time.
Screen Resolution Checker
Detect screen size, viewport, DPR, color depth and refresh rate.
Keyboard Tester
Test every key on your keyboard — instantly, in the browser.
Mouse Click Tester
Test every mouse button, double-click, scroll and CPS.
Mic Test Tool
Live mic level, waveform and quick record-and-playback.
Webcam Test Tool
Live webcam preview with resolution, FPS, snapshots and record.
Base64 Encoder / Decoder
Encode and decode Base64 — text and files, standard or URL-safe.
URL Encoder / Decoder
Percent-encode or decode URLs, with a URL parts inspector.
Markdown to HTML
Convert Markdown to clean HTML with live preview and templates.
HEX to RGB Converter
Convert HEX colors to RGB, RGBA, HSL, HSV and CMYK.
RGB to HEX Converter
Convert RGB / RGBA to HEX with live preview and sliders.
JPG to PNG Converter
Batch-convert JPG to lossless PNG in your browser.
PNG to WebP Converter
Batch-convert PNG (or JPG) to WebP with quality control.
Currency Converter
Live rates between 160+ currencies, with caching and history.
Meta Tag Generator
Open Graph, Twitter and SEO meta with live previews.
Robots.txt Generator
Visual rule blocks, AI-bot presets and a live path tester.
URL Shortener
Free short links via TinyURL or is.gd — with optional alias.
UTM Link Generator
Build UTM-tagged URLs with 16 platform presets and a checklist.
WHOIS Domain Lookup
Modern RDAP lookup — registrar, dates, nameservers and DNSSEC.
Color Picker
9 color formats, WCAG contrast, harmonies and an eyedropper.
Image Compressor
Batch compress JPG, PNG and WebP — auto-pick the best format.
Image Resizer
Pixel or percent resize with 16 social presets and 3 fit modes.
Gradient Generator
Linear, radial & conic CSS gradients with draggable stops.
Meme Generator
Upload an image, add top/bottom text, export as PNG.
Signature Generator
Draw or type a signature, export as a transparent PNG.
PDF Merger
Combine PDFs in your browser — pages preserved exactly.
PDF Splitter
Extract page ranges or split into single pages.
PDF to Image Converter
Render PDF pages to PNG or JPG at 1×–4× DPI in your browser.
Image to PDF Converter
Stitch JPG, PNG and WebP into one PDF — A4, Letter, A3, custom.
Screenshot to PDF
Stitch screenshots with captions, cover page and page numbers.
Resume PDF Generator
Two layouts × three fonts, drawn by pdf-lib in your browser.
Invoice Generator
Line items, tax, discount, logo, 20 currencies → PDF.
Unix Timestamp Converter
Epoch ↔ ISO/UTC/local, with live clock and 16 timezones.
Typing Speed Test
Live char-by-char WPM, accuracy and 30-run history.
CPS Test (Clicks Per Second)
Live CPS counter with 1/5/10/30/60 s windows and history.
Drag Click Test
Counts clicks while the cursor is moving — honest browser approximation.
Spacebar Counter
Press Space as fast as you can — auto-repeats ignored.
Reaction Time Test
Click when the screen turns green — millisecond accuracy.
Stopwatch
Start / stop / lap / reset, sub-millisecond accurate, CSV export.
Alarm Clock
Multiple alarms, four WebAudio tones, custom days, snooze.
Pomodoro Timer
Focus / short / long break cycles with chime and notifications.
Age Difference Calculator
Precise calendar-correct difference with live update and totals.
Business Days Calculator
Working days between dates with custom weekends and holidays.
Leap Year Checker
Yes/no answer plus the Gregorian rule, ranges and Feb 29 helper.
Sunrise & Sunset Time
NOAA solar position offline; civil / nautical / astronomical twilights.
World Clock
Live multi-city clock with day/night and IANA timezones.
EMI Calculator
Standard EMI plus a full amortisation schedule and CSV export.
Loan Calculator
Compare up to 4 scenarios — frequency, rate, term, prepayment.
GST / VAT Calculator
Add or remove tax with 18 region presets and 23 currencies.
Tip Calculator
Tip percentage, bill split and round-the-total options.
Fuel Cost Calculator
km/L, L/100km, mpg US/UK — per-trip, weekly, monthly, yearly cost.
BMI Calculator
WHO BMI in metric or imperial, with ideal-weight range and honest caveats.
Calorie Calculator
Mifflin–St Jeor BMR, TDEE, goal target and macro split.
Water Intake Calculator
30 ml/kg + activity + climate + pregnancy, with a daily schedule.
Love Compatibility Calculator
Deterministic FLAMES + letter overlap, openly "for fun" only.
Zodiac Sign Finder
Western sun sign + Chinese animal with proper New Year boundary.
Random Password Phrase Generator
XKCD-style passphrases with live entropy from a 1646-word list.
Email Signature Generator
Table-based HTML with inline styles, rich-paste for Gmail / Outlook.
Disposable Password Generator
Generate fresh, copy once, auto-clear from the screen.
Favicon Generator from Text
Letter / emoji favicon with auto-fit, 9 PNG sizes and a hand-rolled .ico.
MAC Address Generator
Random or 12 vendor-OUI MACs with proper U/L + I/G bits.
VCard Generator
RFC 2426 vCard 3.0 with QR scan-to-add for iOS / Android.
Digital Business Card Creator
Standalone HTML card with embedded .vcf — host anywhere.
QR Menu Generator for Restaurants
Standalone HTML menu + QR — host on Netlify Drop or your CDN.
Temporary Email Generator
Disposable inbox via mail.tm — read mail in your browser, no signup.
AI Prompt Enhancer
Rewrite vague prompts into clear, effective ones — offline.
Text Reverser
Reverse any text character-by-character or by word.
Duplicate Word Finder
Find and highlight repeated words in any writing.
AI Text Humanizer
Break the telltale rhythm of AI-generated prose.
Sentence Rewriter
Rephrase sentences with 7 tone presets — offline.
Emoji Translator
Translate text to emoji and back.
YouTube Tag Extractor
Extract hashtags, `tags:` lists and bigram keywords from any YouTube description.
YouTube Timestamp Link Generator
Generate links that jump to a specific moment — plus chapter descriptions.
Social Media Post Formatter
Format posts with bold/italic Unicode + reliable line breaks.
Tweet Character Counter
Count tweets and threads against the X/Twitter limit.
LinkedIn Post Formatter
Bold the hook, format the body, fix line breaks — all offline.
Instagram Caption Formatter
Caption formatter that fixes IG's broken line breaks.
Discord Timestamp Generator
Generate dynamic timestamps for Discord messages.
WhatsApp Link Generator
Create wa.me links with pre-filled messages — plus a QR code.
Text Diff Checker
Compare two texts side-by-side with highlighted differences.
Duplicate Line Remover
Remove duplicate lines from any text or list.
Line Sorter
Sort lines alphabetically, numerically, by length or randomly.
Secure File Shredder
Overwrite a file's bytes with crypto-random data before download.
Session ID Generator
Generate cryptographically random session tokens.
API Key Generator
Generate Stripe-, GitHub- and OpenAI-style API keys.
Encryption Key Generator
Generate AES, RSA, ECDSA, ECDH and HMAC keys via Web Crypto.
JWT Generator
Sign and generate HMAC JSON Web Tokens.
Cron Time Translator
Translate cron expressions into English + next runs.
Cron Job Expression Generator
Build cron expressions with a visual field editor.
Regex Generator
Curated regex library + visual builder + live tester.
SQL Formatter
Beautify SQL with proper indentation and uppercase keywords.
SQL Query Beautifier
Column-aligned SQL formatter — keyword case, comma style, indent, SELECT alignment.
TOML Formatter
Parse, validate and pretty-print TOML configuration.
Code Screenshot Generator
Render code as a shareable PNG — six themes, eight languages, line numbers, window chrome.
Terminal Command Cheat Sheet
Searchable reference — Bash, Git, Docker, networking, macOS, Linux.
Keyboard Shortcut Generator
Build sectioned cheat sheets — styled `<kbd>` chips, Markdown + plain-text export.
API Response Viewer
Auto-detect JSON / XML, collapsible tree, JSONPath/XPath search.
HTTP Header Checker
Paste a response and audit security, caching, CORS and content headers.
MIME Type Checker
Magic-byte detection — true MIME from the file's first 512 bytes.
Website Source Viewer
Paste HTML, prettify + extract outline, scripts, styles, links, images, meta tags.
MAC Address Lookup
Find the vendor + classification for any MAC address.
UUID Validator
Verify any UUID and detect its version (v1-v8).
SSL Certificate Checker
Paste PEM — parse X.509 v3, days-till-expiry, SAN, key bits, SHA-256 fingerprint.
Duplicate File Name Cleaner
Find duplicate file names and propose unique renames.
File Metadata Viewer
Pick a file — name, size, MIME sniff, dimensions, duration, SHA-256, hex dump.
EXIF Data Remover
Strip EXIF/IPTC/ICC from JPEG losslessly + PNG/WebP via re-encode.
Unicode Character Finder
Curated Unicode catalogue with code-point and escape lookups.
Keyboard Layout Visualizer
Compare QWERTY, Dvorak, Colemak, AZERTY, Workman + finger load analyser.
Fake JSON Data Generator
Schema-driven fake JSON for mocking APIs (crypto-strong randomness).
SQL Dummy Data Generator
Schema-driven INSERT statements for PostgreSQL / MySQL / SQL Server.
Random File Generator
Generate test files up to 100 MB — text, lorem, binary, zeros or PNG noise.
CSV to JSON Converter
Convert CSV (or TSV / semicolon) into clean JSON arrays.
JSON to CSV Converter
Turn JSON arrays into spreadsheet-ready CSV.
YAML to JSON Converter
Bidirectional YAML ↔ JSON for K8s manifests and GitHub Actions.
HTML to Markdown
DOMParser-based, GFM-compatible converter with tables and code blocks.
Binary to Decimal
Binary → decimal with place-value table + IEEE 754 decoder.
Decimal to Binary
Decimal → binary with division-by-2 steps + IEEE 754 encoder.
Hexadecimal Converter
Bidirectional base 2 / 8 / 10 / 16 with BigInt precision.
Roman Numeral Converter
Number ↔ Roman with vinculum support (1–3,999,999).
Morse Code Translator
Text ↔ Morse with Web Audio playback at adjustable WPM.
Braille Translator
Grade 1 English Braille via Unicode Braille Patterns.
NATO Alphabet Converter
Spell text with the NATO phonetic alphabet (Alpha, Bravo, …).
Broken Link Checker
Paste HTML — catch empty hrefs, placeholders, mixed content, missing noopener, tracking-params.
Meta Tag Analyzer
Holistic SEO meta audit — score, breakdown by category, every meta tag explained.
Open Graph Preview
Paste HTML → Facebook / X / LinkedIn share-card preview + SEO audit.
htaccess Redirect Generator
Visual builder for Apache redirects, rewrites and HTTPS enforcement.
Redirect Chain Checker
Paste `curl -IL` output — every hop's status, Location, server, signals.
Canonical URL Checker
Paste HTML; audit canonical, og:url, twitter:url, hreflang and normalise URLs.
Mobile-Friendly Test
Paste HTML — score 0-100 across viewport, tap targets, fonts, plugins, fixed widths.
Website Cache Checker
Paste HTTP response — deep Cache-Control + ETag + Vary + CDN-cache-status audit.
CDN Checker
Fingerprint the CDN from response headers — Cloudflare, Fastly, Akamai, CloudFront, Vercel, more.
SSL Expiry Reminder
Paste a PEM cert — generate a calendar reminder (.ics) before it expires.
Website Uptime Monitor
Browser-side poller — track a list of URLs, see live up/down timeline.
Sitemap Validator
Parse sitemap.xml + flag spec issues + extract every URL.
Domain Age Checker
Paste WHOIS — extract creation / expiry, compute age + days-till-expiry.
Email Header Analyzer
Parse raw email headers — SPF, DKIM, DMARC + hop chain timing.
SPF Record Checker
Parse RFC 7208 SPF records — qualifiers, mechanisms, 10-lookup limit.
DKIM Record Checker
Paste DKIM TXT — validate tags, RSA key length, allowed hashes + service types.
DMARC Record Checker
Paste DMARC TXT — validate policy, alignment, percentage, report URIs; 0-100 score.
Keyword Density Checker
1-, 2- and 3-gram keyword density with SEO ideal-range bands.
Hashtag Generator
Generate relevant hashtags for any topic.
Website Screenshot Generator
Paste HTML → SVG foreignObject → canvas → PNG. Five size presets, 2× / 3× retina export.
Gradient Mesh Generator
Stacked radial blobs editor — drag stops, six palettes, copy CSS.
SVG Shape Generator
Library of 16 decorative SVG shapes — gradient or solid, stroke, copy / download.
CSS Animation Generator
Eight keyframe presets, timing controls, live preview, copy `@keyframes` block.
Box Shadow Generator
Stacked CSS box-shadow editor with live preview and 8 presets.
Glassmorphism Generator
Visual glassmorphism builder — six gradient backgrounds, live blur preview, copy CSS.
Neumorphism Generator
Soft-UI CSS — paired diagonal shadows, four variants, nine presets, copy CSS.
CSS Clip-Path Generator
Drag-to-shape polygon editor with 12 presets, plus inset mode with corner radius.
SVG Blob Generator
Seeded organic SVG blobs — Catmull-Rom smoothing, eight gradient palettes, copy or download.
Pattern Background Generator
Pure-CSS repeating patterns — stripes, dots, checks, grid, polka, cross-hatch.
Noise Texture Generator
Crypto-random canvas noise + SVG turbulence — overlay over any background, download PNG.
Pixel Art Generator
Grid editor — paint / fill / erase, 20-colour palette, undo, export at 1×/8×/16×/32×.
Lorem Ipsum Image Generator
Placeholder images at any size — solid, gradient, stripes, dots — PNG/JPG export.
Thumbnail Downloader
YouTube / Vimeo / Dailymotion — get direct CDN thumbnail URLs at every resolution.
Receipt Generator
Thermal-style printable receipt — line items, tax, discount, print to paper or PDF.
Packing Slip Generator
Ship-from / ship-to + SKU line items — printable A4 packing slip, browser print → PDF.