Random JSON Generator - Online Create Sample API Responses
Generate random JSON data with customizable fields (users, products, orders). Useful for frontend mocking. All local.
UD5 Toolkit
Convert your cURL commands into ready‑to‑use JavaScript (fetch / axios) or Python (requests) code snippets.
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-X (method), -H (header), -d/--data-raw, --data-urlencode, -F (multipart), -u (basic auth), --oauth2-bearer, -A (user-agent), and -b (cookie). Complex nesting or exotic flags may be parsed partially.Generate random JSON data with customizable fields (users, products, orders). Useful for frontend mocking. All local.
Generate a temporary webhook URL (mock) and view the JSON payloads sent to it. Great for testing integrations locally.
Enter a JSON pointer expression (/foo/bar) to extract a value from your pasted JSON. Debug nested objects quickly.
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.
Paste two JSON objects and see a highlighted diff showing what was added, removed, or changed. For API testing.
Easily convert between kilograms, pounds, ounces, stones, and more. Supports both metric and imperial weight units. Instant and private conversions.
Enter two URLs and see if they resolve to the same canonical form after normalization. Find duplicate content issues.
Flip a virtual coin to make a decision or settle a dispute. Realistic animation and fair random outcome. Simple, fast, and always available.
Enter a URL and extract meta title, description, OG tags into a readable format. Works via frontend proxy or user pastes HTML. Local.
Fetch and extract all meta tags, open graph tags, and Twitter cards from a live URL. No server proxy, direct browser fetch.
Build a complete Event structured data with performer, location, and dates. Get Google‑ready JSON‑LD for tickets.
Generate a hilarious, historically accurate insult by combining words from Shakespeare's works. Thee shall laugh.
Check a live URL to extract and validate its canonical link element. Ensure correct SEO configuration. Runs from your browser.
Get a random clever or Shakespearean insult. Perfect for friendly banter. No profanity, just wit. All random.
Simple interactive eye dominance test: hold up a virtual dot and see which eye stays aligned. Educational.
Play Hangman where the words are element names. Learn the periodic table while having fun. High score localStorage.
Paste two versions of the same idea and see a word‑level diff highlighting the rewrite. Not AI, just diff.
Unified input demo: see pressure, tilt, and type from any pointer. Compare pointerType values. Essential for drawing apps.
Run up to 4 independent stopwatches at once with labels. Perfect for timing multiple tasks or sprints.
Enter a keyword or author to find classic quotes from public domain works. Inspiration tool.
Click on any bone in the human skeleton to see its name and learn about it. Rotatable 3D‑like view. Study aid.
Pick a language and get a random useful travel phrase with pronunciation. For fun language learning. Static data.
View every standard emoji in a searchable grid. Hover to see a larger preview. Click to copy. Updated with Unicode 16.
Drop a PDF and see its embedded metadata: author, title, creation date, and more. No content is uploaded; pure browser PDF parsing.
Get a catchy, Product Hunt‑style tagline for your side project. Like 'Uber for left shoes'. Instant creativity.
See a literal illustration of an idiom and guess the phrase. Fun for English learners.
Classic Hangman with random English words. Visual hangman drawing, keyboard support. Guess letters and save the stickman. Completely local.
Get a random quote from Shakespeare's works with play and character attribution. Copy in beautiful typography.
Guess the movie title from a sequence of emojis. Hundreds of puzzles, score tracking. Pure frontend fun.
Generate a random flower name along with its symbolic meaning and an illustrated color swatch. Local.