VelaVentures

A collection of interactive web experiments: games, simulations, music toys and art tools. Everything runs right in your browser.

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NewBackground RemoverCut people, pets and products out of photos with on-device AI, then add a new background. Nothing is uploaded.ToolsOpen →
New🌐 Online 2P onlyBattle TanksShells, mines and boosts in a new randomly built arena every level. Fight computer tanks or a friend online.GamesOpen →
NewCountdownsLive countdowns to birthdays, holidays and big days, with full-screen view, confetti and share links.ToolsOpen →
NewDecision SpinnerSpin a wheel of your own options, flip a coin, roll dice, split teams or pick a random number.ToolsOpen →
NewIcon MakerDesign a favicon or app icon from letters, emoji or your logo, and download every size in one zip.ToolsOpen →
NewMarkdown EditorWrite in Markdown with a live preview, saved documents and export to .md, HTML or PDF.ToolsOpen →
NewQR Code StudioBeautiful QR codes for links, Wi-Fi, contacts and WhatsApp, with logos, colours and frames. Every design is test-scanned. Scan codes too.ToolsOpen →
New👥 2PAir HockeySlam the puck into the goal. Play the computer, or a friend on the same screen.GamesOpen →
New🌐 Online 2P onlyBattleshipsHide your fleet and hunt for the enemy ships. Play the computer, or a friend online.GamesOpen →
New👥 2P🌐 OnlineDots and BoxesJoin the dots, claim the boxes. Play the computer, a friend on this device, or online.GamesOpen →
NewElectric FieldDrag charges around to see field lines, voltage and how a test charge moves.SimulationsOpen →
NewForest FireTrees grow, lightning strikes and fire spreads with the wind. Cut firebreaks to fight it.SimulationsOpen →
NewFourier DrawingDraw any shape and watch spinning circles redraw it. The maths behind JPEG and MP3, made visible.SimulationsOpen →
NewImage ShrinkerResize and compress photos right on your device. Nothing is uploaded.ToolsOpen →
NewNotesQuick notes that save as you type. Sign in and they follow you to any device.ToolsOpen →
NewPassword GeneratorStrong random passwords, passphrases and PINs, with a strength meter.ToolsOpen →
NewTimerStopwatch with laps, countdown timer with alarm, and a focus timer with breaks.ToolsOpen →
NewTraffic JamCars on a ring road. Tap one to brake and watch a phantom jam ripple backwards.SimulationsOpen →
NewUnit ConverterLength, weight, temperature, volume, speed, data and more. Type in either box.ToolsOpen →
New2048Slide and merge numbered tiles until you reach 2048 (or beyond).GamesOpen →
NewAmbientEndless generative ambient music with a sky that ripples to every note.Music & SoundOpen →
NewAquariumSchooling fish chase the food you drop and scatter from a hungry shark.SimulationsOpen →
NewASCII CamSee your camera as live text art. Everything stays on your device.ArtOpen →
NewAsteroidsTurn, thrust and shoot through waves of splitting space rocks.GamesOpen →
NewBreakoutSmash every brick with power-ups: wide paddle, multi-ball, slow-mo and extra lives.GamesOpen →
New👥 2P🌐 OnlineChessPlay the computer at three levels, with hints, undo and your game saved.GamesOpen →
NewChord ProgressionsHear famous chord progressions in any key, or build your own.Music & SoundOpen →
NewClothA hanging sheet you can grab, blow about in the wind, and tear.SimulationsOpen →
New👥 2P🌐 OnlineConnect FourDrop discs to get four in a row against a computer that thinks ahead.GamesOpen →
NewDouble SlitLight as waves and as particles: watch the interference pattern build up.SimulationsOpen →
NewDrum HeroHit the drums as the notes fall: 8 grooves from rock to funk, three difficulties.Music & SoundOpen →
NewEcosystemGrass, rabbits and foxes rise and fall together on a live population graph.SimulationsOpen →
NewEpidemicWatch an outbreak spread, then try distancing and vaccines to flatten the curve.SimulationsOpen →
NewEvolutionCreatures with speed, size and sense genes compete for food and slowly evolve.SimulationsOpen →
NewFive LettersGuess the hidden five-letter word in six tries. Daily word or unlimited.GamesOpen →
NewFlapOne-button flyer: tap through the gaps and chase the online leaderboard.GamesOpen →
NewFluidStir coloured ink through a real fluid simulation running on your GPU.SimulationsOpen →
NewGalaxy CollisionTwo spinning galaxies meet, fling out tidal tails and merge.SimulationsOpen →
NewGrooveboxDrums, bass and chords on one grid, always in key. Share your groove as a link.Music & SoundOpen →
NewGuitar ChordsTap frets to hear notes and see the chord's name, or look up any chord's shapes.Music & SoundOpen →
NewKaleidoscopeDraw with mirrored symmetry around the centre and save it as a PNG.ArtOpen →
NewLight and LensesShine rays through lenses, mirrors and prisms. Drag and rotate everything.SimulationsOpen →
NewLooperLayer loops from drum pads or your microphone, then save them as a WAV.Music & SoundOpen →
NewLunar LanderLand softly on the pads with limited fuel. Smaller pads score more.GamesOpen →
NewMandelbulbOrbit a ray-marched 3D fractal as it slowly morphs.ArtOpen →
NewMemory MatchFlip cards and find the pairs in as few moves as you can. New daily board.GamesOpen →
NewMetronomeA rock-solid metronome with tap tempo, accents, subdivisions and a speed trainer.Music & SoundOpen →
NewMic VisualiserSee your voice or music live as bars, a circle, a waveform or a spectrogram.Music & SoundOpen →
NewMinesweeperClear the field without hitting a mine. Three sizes, flags, chording and best times.GamesOpen →
NewMini GolfNine holes of putting with slopes, walls, sand, bumpers and water.GamesOpen →
NewOrbital SlingshotFire probes past planets and use their gravity to reach the target.GamesOpen →
NewPalettesGenerate colour palettes, lock the ones you like and export the codes.ToolsOpen →
NewPathfindingDraw walls and watch A*, Dijkstra, BFS and Greedy race to the goal.SimulationsOpen →
NewPiano HeroNotes fall, you play them: 23 songs on your whole keyboard, plus record your own and share it.Music & SoundOpen →
NewPinballFlippers, pop bumpers, lane lights and a multiplier. Three balls, one leaderboard.GamesOpen →
NewPixel AnimatorDraw pixel-art frames with onion skin and export an animated GIF.ToolsOpen →
NewPlanet BuilderShape oceans, mountains, ice and clouds on a planet spinning in 3D.ArtOpen →
New👥 2PPongYou against the computer, first to 11. Add spin by moving as you hit.GamesOpen →
NewReflexTest your reaction time and aim, then post your score to the leaderboard.GamesOpen →
NewRoad HopperHop across roads, rivers and railways without getting squashed.GamesOpen →
NewSandtrisTetris where blocks crumble into sand. Bridge one colour from wall to wall to clear it.GamesOpen →
NewSolitaireClassic Klondike: drag or tap cards, undo, auto-finish and the bouncing-card win.GamesOpen →
NewSpirographGears and pendulums that draw looping patterns. Layer them up and save as PNG.ArtOpen →
NewSudokuFresh 9×9 puzzles at four levels, a daily puzzle, pencil notes and hints.GamesOpen →
NewThereminPlay eerie sci-fi music by moving your mouse or fingers, with a glowing trail.Music & SoundOpen →
NewTower DefenceBuild and upgrade four kinds of tower to survive the waves. Online high scores.GamesOpen →
NewTypography PlaygroundAnimate your words with text effects and export them as a GIF.ToolsOpen →
NewWallpaper MakerGenerate unique flowing art wallpapers in any screen size and download them.ToolsOpen →
NewWave MixerAdd sine waves together and see and hear the result: harmonics, beats and cancelling.Music & SoundOpen →
NewWord SearchA new themed word search every day, with streaks and three difficulties.GamesOpen →
NewBounceA Nokia-style ball platformer: roll, jump, collect every ring and dodge the spikes.GamesOpen →
NewDouble PendulumDozens of pendulums start a millionth apart, then chaos sends them their own ways.SimulationsOpen →
NewDrum Pad16-step drum machine with synthesised sounds, swing, saved beats and playable pads.Music & SoundOpen →
NewFlockingHundreds of birds following three simple rules. Tune the flock, then scare it.SimulationsOpen →
NewFractal ExplorerZoom, pan and rotate through the Mandelbrot and Julia sets on your GPU.ArtOpen →
NewGame of LifeConway's cellular automaton: draw cells, drop in classic patterns, watch them evolve.SimulationsOpen →
NewGravity SandboxFling planets into orbit, watch slingshots and collisions, try the figure-8 three-body dance.SimulationsOpen →
NewL-System TreesPlants and fractal curves grown from tiny rewriting rules, swaying in the wind.ArtOpen →
NewMazeSolve it with the arrow keys, or watch A*, breadth-first and friends race to the exit.GamesOpen →
NewParticle SandboxPour sand, water, oil, fire and seeds: things sink, float, burn, steam and grow.SimulationsOpen →
NewPixel ArtDraw sprites, animate frames with onion skin, and export PNGs or sprite sheets.ToolsOpen →
NewReaction–DiffusionTwo simulated chemicals grow coral, spots and mazes on your GPU. Paint to seed them.SimulationsOpen →
NewSnakeThe classic: eat, grow, speed up, and try not to bite yourself. Keyboard or swipe.GamesOpen →
NewSolar SystemA 2D and 3D orrery with real orbits: speed up time, follow a planet, see where everything is today.SimulationsOpen →
NewSorting VisualizerNine sorting algorithms you can watch and hear, or race side by side on the same data.SimulationsOpen →
NewStrange AttractorsLorenz, Aizawa and friends: chaotic systems that still trace a shape, in rotating 3D.ArtOpen →
NewSynthPlay your computer keyboard like a piano, shape the sound, and watch the waveform.Music & SoundOpen →
NewTetrisFalling blocks with hold, ghost piece, wall kicks, levels and leaderboards.GamesOpen →
NewTyping TestTimed or word-count typing test with live WPM, accuracy and leaderboards.GamesOpen →
NewRipple TankDrag across a GPU-simulated water surface to make waves, rain and caustics.SimulationsOpen →
NewRoad to PangaeaRun plate tectonics back 400 million years and watch the supercontinent assemble.SimulationsOpen →
MatrixishInteractive falling-character screensaver inspired by The Matrix.ArtOpen →
Pain.NETFull-featured drawing app with layers, zoom, and cloud save.ToolsOpen →
Periodic-ableDark-themed interactive table of all 118 elements.ToolsOpen →
ScriptsOpen →
Trippy KeysPress any key to trigger a unique audio-visual effect.Music & SoundOpen →
Got an idea?Suggest a game, simulation or tool, or report a bug. The best ideas get built!

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