Famous Brand Colors - Online Quick Reference Palette
Search a library of famous company brand colors with hex codes. Copy any color instantly. For designers and marketers.
UD5 Toolkit
Who Pressed First? Instant reaction detection for quizzes, trivia nights, and classroom games.
Search a library of famous company brand colors with hex codes. Copy any color instantly. For designers and marketers.
Convert temperature between Celsius, Fahrenheit, and Kelvin instantly. Simple slider and input fields. Useful for travel and science homework.
Log leftovers with date stored and set visual alerts when they need to be eaten. Reduce food waste. Local storage.
Generate a random sequence of button presses that looks like a retro game cheat code. Totally useless, totally fun.
See a random color and type its name. Score based on accuracy. Fun for designers. Local.
Combine two random elements and get a surprising result. Inspired by Little Alchemy. Infinite ideas. All local.
Create a random video game premise with a setting, protagonist, and twist. For game jams and creative writing. All local.
Play Hangman where the words are element names. Learn the periodic table while having fun. High score localStorage.
Try to draw a perfect circle freehand. Score based on roundness. Fun and addictive. No data sent.
Random world flags shown; pick the correct country name from four choices. Score and streak. Learn geography.
Watch and repeat the growing sequence of colored buttons. How long is your memory? Classic electronic game replica.
Play the extended 5‑gesture version against a CPU. Rules explained. Score tracking. A geek classic.
Practice CSS selectors by targeting plates on a virtual restaurant table. 30+ levels. Perfect for beginners.
A replica of the famous Flexbox Froggy game: solve alignment puzzles by writing CSS. Progress saved locally. Fun frontend learning.
Keep a virtual pet alive by feeding, playing, and cleaning. Its state persists in localStorage. Come back or it gets sad.
Generate random Scattergories‑style lists with a random letter and 12 categories. Great for online game night.
Two players type the same text on the same keyboard (WASD vs Arrow zones) and race to finish first. Fun classroom game.
Recreate the target CSS linear gradient by adjusting stops and colors. A unique game for front‑end developers to master gradients.
Given an RGB value, pick the matching color square. Multiple difficulty levels. Improve your color perception. Fun for designers.
Play the Pig dice game: roll to accumulate points, but a 1 ends your turn. First to 100 wins. Simple hot‑seat local game.
The original arcade Pong recreated in HTML5. Play against AI or local two‑player. Score up to 11 and win. Pure retro fun.
Help the bird fly through pipes without touching them. Click or tap to flap. Track your high score in localStorage. Classic time‑waster.
Watch a color sequence and click the same pattern. Gets longer each round. Test and improve your working memory. All local.
Hit the popping moles as fast as you can before they disappear. Increasing difficulty. Great for hand‑eye coordination. Browser only.
Classic Hangman with random English words. Visual hangman drawing, keyboard support. Guess letters and save the stickman. Completely local.
Play Rock Paper Scissors against a smart random CPU with win/loss/draw tracking. Smooth CSS animations. No ads, pure fun.
Repeat the growing color sequence. How far can you go? Classic memory game with sound and animations.
Control a lunar module and try to land softly on the moon. Manage fuel and thrust. Classic arcade physics. Canvas.
Enjoy classic Tetris in your browser. Rotate, move, and drop tetrominoes. Clear lines and score. Fully local JavaScript.
Play the classic Snake game inside your browser. Arrow keys to move, eat the apple, grow longer. High score tracked locally.