Interactive pages
5,235 interactive pages · most loved first · page 153 of 219· Tonble one of these
RollFate
A free 3D dice roller with physics and multiplayer rooms for D&D, Pathfinder and other tabletop RPGs, built for a gaming…
Rolling Stone
A generative music toy where a stone rolls down an adjustable slope, triggering chimes, gongs and drums as it tumbles, w…
Roman Name Attestations
A map of people who lived in the Roman Empire, built from attested names so you can see where individuals were recorded…
Rome2Rio
A journey planner that shows how to travel between any two places on Earth by plane, train, bus, ferry, or car.
Rosalind
A platform for learning bioinformatics through problem solving, in the spirit of Project Euler, with graded puzzles on D…
Ross Spiral Curriculum
An interactive spiral timeline of human history and culture, letting you click through eras and civilizations to see how…
rot8000
Explains and demonstrates rot8000, a Caesar-style cipher that shifts every Unicode character 0x8000 places, turning plai…
Rothko Me
A small experiment that uses CSS filters to conjure glowing Mark Rothko-style color field paintings in the browser, with…
Roundtable Guides Map
An interactive Elden Ring map with checklists of items and things to do, helping you track what you have found across th…
Routeshuffle
A generator of random running, walking and cycling routes: enter a start point and a distance and it draws a loop for yo…
Routista
A route generator that turns shapes, doodles and uploaded images into runnable GPS routes that follow real roads, so you…
Routora
A route optimization tool powered by Google Maps that reorders multiple stops into the fastest possible order, handy for…
Roux Trainers
A collection of browser trainers for the Roux Rubik's Cube method, with drills and case practice for cubers who want to…
rovers.land
A visual journey along the path of NASA's Mars rovers that lets you follow Curiosity sol by sol through every photo it h…
Royal Constellations
A starry network visualization of a thousand years of European royal family ties, where you click two monarchs to trace…
Royalties Calculator
A calculator that estimates how much any artist earns per play on streaming platforms such as Spotify and Apple Music, p…
RPG Solo
A free set of online oracle and game-master emulator tools that generate prompts and events to run tabletop RPGs without…
Rrrelax
A calming browser app that guides slow, deep breathing with simple techniques like box breathing and 4-7-8 breathing, ea…
RSC Periodic Table
The Royal Society of Chemistry's interactive periodic table with podcasts, videos, history, and uses for every element,…
RSOE EDIS Event Map
A live world map from an emergency and disaster information service, plotting events such as earthquakes, floods, fires,…
RSS Anything
Paste the address of any website with a list of links and get back an RSS or Atom feed for it, so you can follow sites t…
rubber duck
A rubber duck that listens: explain your problem out loud and it nods, listens and sometimes answers back, a playful tak…
Rubik's Cube Explorer
An interactive 3D Rubik's Cube that greets you in the first person, letting you twist, scramble, and learn how the puzzl…
Rubik's Cube Solver
Paint the colors of your scrambled cube onto an on-screen 3D model and get a step-by-step solution, with solvers for 2x2…
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