ULID Generator - Online Universally Unique Lexicographically Sortable
Create ULIDs that are time‑based, URL‑safe, and sortable. Alternative to UUID for modern applications. Copy or download a list.
UD5 Toolkit
Generate JSON‑LD structured data for concerts & live music events
MusicEvent provides additional semantic clarity to search engines about the nature of your event. This generator outputs @type: MusicEvent (with fallback compatibility for Event) along with performer properties, giving Google richer context about your concert listing.
search.google.com/test/rich-results) to check if your page is eligible for rich results, and the Schema.org Validator (validator.schema.org) for general structured data validation. Simply copy the JSON-LD from this generator, paste it into either tool, and fix any warnings or errors before publishing.
<head> section of your concert page HTML, or just before the closing </body> tag. For WordPress users, you can use plugins like Yoast SEO, Rank Math, or Schema Pro to inject structured data without editing code. If you're using a CMS like Squarespace or Wix, look for the "Code Injection" or "Custom Code" settings in your site's dashboard.
Create ULIDs that are time‑based, URL‑safe, and sortable. Alternative to UUID for modern applications. Copy or download a list.
Generate random JSON data with customizable fields (users, products, orders). Useful for frontend mocking. All local.
Pick a language and get a random useful travel phrase with pronunciation. For fun language learning. Static data.
Enter a JSON pointer expression (/foo/bar) to extract a value from your pasted JSON. Debug nested objects quickly.
Get a catchy, Product Hunt‑style tagline for your side project. Like 'Uber for left shoes'. Instant creativity.
Fetch and extract all meta tags, open graph tags, and Twitter cards from a live URL. No server proxy, direct browser fetch.
Enter a URL and extract meta title, description, OG tags into a readable format. Works via frontend proxy or user pastes HTML. Local.
See every touch point with coordinates, radius, and force on your mobile device. Debug gestures with live overlay.
View every standard emoji in a searchable grid. Hover to see a larger preview. Click to copy. Updated with Unicode 16.
Fetches a random Wikipedia article summary via API. Read interesting facts. Simple knowledge discovery tool. No data collected.
Enter two URLs and see if they resolve to the same canonical form after normalization. Find duplicate content issues.
Unified input demo: see pressure, tilt, and type from any pointer. Compare pointerType values. Essential for drawing apps.
Check a live URL to extract and validate its canonical link element. Ensure correct SEO configuration. Runs from your browser.
Click to get a random element and a short story about its discovery and uses. Fascinating science.
Click to see a random, verified fun fact from science, history, and nature. Perfect for icebreakers. Static data.
Write a pattern and test it against URLs instantly. See which groups match. Learn the modern alternative to regex for routing. Works entirely in the browser.
Generate a temporary webhook URL (mock) and view the JSON payloads sent to it. Great for testing integrations locally.
Get a common English idiom with its meaning and example. Perfect for ESL learners. Local collection.
Generate a realistic‑sounding dinosaur name and see a fun description. Perfect for kids and writers.
Click to get a randomly generated, unique favicon. Download as .ico or SVG. For when you need a quick icon.
Click to get a randomly generated unique abstract icon (geometric pattern). Download as SVG. For placeholder avatars and designs.
Drop a PDF and see its embedded metadata: author, title, creation date, and more. No content is uploaded; pure browser PDF parsing.
Write a fragment shader and see the result rendered on a full‑screen quad. For WebGL learners. Local compilation.
Click to get a randomly generated, unique abstract icon (geometric pattern). Download as SVG. For placeholder avatars and designs.
Get a random quote from Shakespeare's works with play and character attribution. Copy in beautiful typography.
Paste two versions of the same idea and see a word‑level diff highlighting the rewrite. Not AI, just diff.
Run up to 4 independent stopwatches at once with labels. Perfect for timing multiple tasks or sprints.
Enter student names and desks layout, then scramble periodically. Print new seating chart.
Click to see a random English word with its definition and an example sentence. Expand your vocabulary daily.
Paste two JSON objects and see a highlighted diff showing what was added, removed, or changed. For API testing.