Keep
Password strength meter with a pixel scene inside the control. Open source.
Best Creative Builds on X
Weird, visual, playful software: simulators, clocks, campaigns, experiments that are more art than SaaS. 174 builds on this page, each with the original post.
SuperSplat Blender Extension
Open source Blender extension from PlayCanvas. Paste a SuperSplat URL and the splat shows up in the viewport.
Voxel engine
A voxel destruction engine from one Fable 5.2 prompt. Playable in the browser.
Noxe Pixel Engine
Browser engine that renders small 3D dioramas as pixel art, with time of day, weather, and sound. Made with Opus 5.5.
Bottle Studio
A bottle studio in the browser. Glass and light in one HTML file. Built with Opus 5.5. Open source.
GlideCut
Browser editor that zooms a screen recording where you click and type, then exports an MP4. Built with Opus 5.5. Open source.
Open Cinema Studio
Local film studio on ComfyUI. Write, direct, generate picture and sound, then edit. Open source.
ValueLadder
Middle-click value scrubbing for Cinema 4D. Open source.
Fastlane
Learns a brand, makes ads from what is already winning, and launches them.
Song Exploder
Splits a song into vocals, drums, bass, and chords, and writes the MIDI. Runs on a Mac. Open source.
HackerTube
YouTube picked from videos Hacker News keeps recommending. No login. Thumbnails are a frame from the middle of the video.
HackerTube TV
Native Android TV app for HackerTube. Pick a video and it plays on YouTube on the TV. Built with Opus 5.5.
Host-Caster
AI radio that talks about your calendar between songs. Self-hosted, with a site to try it.
Cook
Claude skill for visual builds that have to match your reference images. Open source.
PixelFX
Pixel effects written as code, with a skill that renders a clip and fixes the frames. Open source.
Stackapella
Learn a harmony part, record every voice yourself, and stack them in the browser. Open source.
MotionBridge
Turns an AI video into a skeletal animation on your own rig. ComfyUI nodes. Open source.
DEVIL-DESIGNER
Blender add-on that drafts, sews, and simulates a shirt. Open source.
Tide
Native Windows player for YouTube Music, with a mini player. Open source.
Daruma Desk
Mac desk of tasks drawn as daruma dolls. An eye fills in when you finish one. Built with Opus 5.5.
Mogfield
Open source AI film studio on Comfy. Storyboards, restyle, and character boards, local or in the cloud.
Revideo
Browser editor for short videos, with scripting and discovery. Open source.
NTSCRT
Makes an image or video look like it is playing on a 1980s TV. Simulates the analog signal, a VCR, and the tube. Open source.
BakedVoxelLighting
A 4 km by 4 km voxel world in the browser. Lighting is baked on the GPU and cached on the machine. Three.js and WebGPU.
Chip Fab
Three.js tour of a chip fab. One speck of dust kills the wafer. Made with Opus 5.5.
Scenario Blender plugin
One Blender tab for image, video, 3D, audio, and texture models. Open source.
Sprite normals
Pixel-art normal maps, as a CLI and a wasm library. Open source.
Solar System Atlas
A live 3D model of the solar system, with planets on their real orbits. Built with Opus 5.5.
Object Anatomy
A gallery that explodes everyday objects so you can read what each part does.
Frametell
An open source director agent. A sentence or some notes go in, and a narrated explainer video comes out.
Eddie
A native Mac video editor with an AI color grade for DJI D-Log M footage, and an MCP server so an agent can edit too.
Scenario for Blender
An open source Blender plugin that puts a 3D team in the editor: concept, model, rig, materials, cameras. Claude Code can run it through MCP.
Sound Dictionaries
Pronunciation practice that roasts you and flirts with you, in Chinese, Japanese, Spanish, and Korean. Voices from Fish Audio Drama 3.
Billu
Talking-cat toy on Sarvam Bulbul V4 Flash. Chat, repeat after it, or throw a tongue twister. 83 voices, 11 languages.
Enclose
Open-source workbench for CAD made with agents. Versions per chat, tools per project, files ready to print at home.
Atlas Camera Studio
Camera controls for generated images and video. The studio behind a WorldLabs clip, now open source.
Silo: the field
Walk the Silo. Cafeteria, farms, stairs, living quarters, mechanical. An interactive 3D set.
Frame Friends
Draw a selection box and let go. A doodle pops in with a note. 26 of them to find.
Obelisk of Theodosius
The obelisk in Sultanahmet, readable. One HTML file, Three.js, Opus 5.5.
Mount Allison in 3D
A whole university campus, walkable in the browser. Three.js.
Dynamic Gaussian
FFT ocean, moving clouds, reflections and caustics, plus a Gaussian splat mode. CUDA kernels compile to WGSL and run on WebGPU.
Iso Figures
Ten isometric objects. Change the light and the theme color. Each object does something different when you touch it.
The Morning Newspaper
A Grok Bot lays out a personal newspaper overnight. Printable edition you can run yourself, plus the pen-plotter version Karen uses.
Obsidian
One monolith splits into 32,000 shards, then reforms as a cathedral and a whale. Opus 5.5 and Three.js. Public repo.
Tension Type
Words held in a vacuum by thousands of threads. Drag them, strum them, they glow and snap. Live WebGL, one conversation with Opus 5.5.
Lemo-Opuscar
Open-source film style library for Opus 5.5. 39 styles, director guide, deterministic Canvas and WebGL frames. MIT.
Clearwater
Photographic shallow water in one HTML file. WebGL2 waves, refraction, caustics. The X video is a real-time capture.
Sakutei
Japanese garden sandbox in the browser. Rake sand, set stones, waterfall, lanterns. Four styles and seasons.
claude-animation-skill
Node Canvas character rig, frame checks, and FFmpeg. The ant colony film has matching source.
opus-js-animations
Code-drawn paper-lightbox frames plus a spoken-word track. Matching project for the Shaml scene.
bp_photos
Applies Lightroom presets without opening Lightroom. Fast, uses the presets you already have.
WAMP
Build a platformer level in the browser, hit publish, and it becomes part of the world everyone else walks through. No download.
anidoodle
Illustrate and animate with deterministic code. Hand-drawn styles, storytelling, and music wired in.
Little Garden
Draw a flower, write a note, plant it in a shared garden. No accounts. No feeds.
Ableton e-drums
Map an e-drum kit onto Ableton's stock kits so the pads hit the right sounds. Efnote first. Point an agent at the repo for other kits.
Corridor Art New Tab
New tab becomes a gallery wall. 106 public-domain paintings, custom frames, works offline.
Compositor
Free open-source Photoshop-like compositor for Mac. 12MB. Layers, masks, healing, clone stamp. Built to drop Adobe.
Wishlist Lego
Build a Lego set out of anything and leave it on the internet.
Sandboard
Playable Three.js and WebGPU sandboard. Multitouch on mobile. First-party, source on GitHub.
Cozy Adventure Music Pack
Ten original loopable cozy fantasy tracks for RPGs. Royalty-free on itch.
MiniMax H3 LongVideos Optimized
Disk caching and chunked long video generations so Comfy-style LongVideo nodes stop OOMing.
NEMA
302-neuron C. elegans wiring trades simulated SOL. Silence a neuron and replay the market.
Vela
Open-source charting engine with MediaPipe hand tracking. Pinch to zoom, swipe to pan, all in the camera.
YuE2Mac
Native macOS app to run YuE2 open-source music generation on Apple Silicon with MLX.
oto maker
Browser sound-effects tool for game developers. FM synthesis, layers, export WAV. Playable on itch.
LayerLift
Timelapses from 3D-printer slicer G-code. Filament, plate, lighting, and camera are yours to set. Files stay on device.
iPhone Fold Animation Study
Interactive fold study. Scrub black screen vs frosted glass, slow the motion, watch blur and snap. Playable.
iPhone Duo
Two Astra prompts, a reference video, and a product page. Playable React fold demo.
Fly With Me
Sunset to nightfall to moonrise to Milky Way, all JS, no images. First-party Astra build.
ComfyUI Reactor Connector
Open-source ComfyUI nodes and workflows for Reactor endpoints, including MiniMax FastH3.
LiveAvatar GPT-Live Demos
HeyGen open-sourced real-time AI avatar demos with OpenAI GPT-Live-1, LiveAvatar, and HyperFrames.
One Face Lock
GPT Astra / Claude skill that locks one face, voice, and light across many videos.
Mixed Bag 1
Viewer-requested 3D assets made live on stream. Random collection, free on itch.
Pathfinder Wink
Interactive 3D character for Everdraw RPG Pathfinders guild. Playable in the browser.
Rattlers
Turns a favorite song into a custom blind-box toy. Built with Reve. Playable.
Sticker Shader
Cut photos into holographic die-cut stickers in the browser. One Fable 5.1 prompt. First-party, client-side only.
Jurassic Park Disk Visualizer
Disk storage visualizer in the Jurassic Park control-room style. Playable WASM, first-party from Makepad.
Murmur
A parametric card design tool, plus shaders and orbs. First-party from a Stripe design manager.
SwiftUI Shaders
SwiftUI shader experiments, same drop as Murmur. First-party, with a demo.
DesignQR
Interactive 3D QR codes as a React package. Themes, logos, transparent backgrounds, and a live editor.
YMM4 Ransom Note
YMM4 plugin that draws cut-out magazine lettering, one glyph at a time. First-party, with a sample.
Weight2View
A kilogram of iron and a kilogram of cotton look nothing alike. 3D volumes for mass, instead of a number.
VRM Expression Agent Harness
Ask Codex or Claude Code to add VRM facial expressions. First-party, with a demo of the avatar moving.
Fluoddity
Hundreds of thousands of particles self-organize. Mutate them, pick the ones you like, share permalinks. Built for a desktop GPU.
Infinite Recursive Slider
Inception-style WebGL carousel. Three.js, GLSL, and a render target that looks back into itself.
BB SimplePaint
A free Blender extension that paints geometry onto surfaces. First-party, with a demo.
genart-skill
Claude Code plugin for generative art. Determinism from a hash, same piece at 400px and 4000px, rarity checks before minting.
Composer
Generative art where the model writes JavaScript in an isolated worker instead of getting a tool per shape.
live-visuals
Speaks numbers and processes, draws charts and diagrams while you talk. Local Whisper. Cannot invent a number you did not say.
Plinko + Pinball
Frustrating Three.js Plinko and pinball demo, plus Blender-to-Three.js workflow notes for the Three.js conference.
God's Eye View
Spy-simulator in the browser on real data: planes, ships, satellites, traffic cameras. Talk to the planet. MIT.
tm20
Driver for a TM-20 thermal printer so ChatGPT can spit out whatever art it wants onto paper.
pixel-diffusion
Chrome extension that diffuses the page as you scroll, type, click, and navigate. Motion-sickness warning included.
Screen.Movie
Native macOS screen recorder the author built after two years of stitching Screen Studio and CapCut together.
ScoutClip
Chrome extension for football scouts: clip a match from the browser, tag by player and action, export highlight reels.
scroll-video-website-skill
Agent skill that turns any video into a scroll-controlled website.
OG Toy Factory
Copy-paste prompt factory that turns a Doodles OG into a physical-toy render.
ProKinetic
Apple-native motion canvas for iOS and macOS. Export liquid-glass interactions in 4K.
Poseidon / Gaia / Dryad / Tiamat / Demiurge
Open-sourced Three.js prototypes: FFT ocean, procedural grass and trees, particle fluids, tectonic planets.
Nadir
Open-sourced 3D scroll-driven landing page. Whole codebase under 1 MB, so it actually loads instantly.
tych
Make your own image grids. A polyptych tool after the site carousel got worse.
Spreadsheet Webcam
Webcam emulator inside a spreadsheet, built in Google AI Studio on Gemini 3.7 Flash. Export images and CSVs.
Aseprite extensions
Free Aseprite extensions, including a normal-map generator that reads layer groups instead of a height map.
SwiftUI Animations
Text-swirling and other SwiftUI animations. Code in the public repo.
Aseprite normal-map generator
Aseprite extension that builds normals from layer-group arrangement instead of a height map.
da7em
GLM-5.3 built this site after four hours. Live demo plus full repo to fork.
Icon Puzzle
Jigsaw of hand-drawn Icons art. 58 pieces, easy/hard, optional 4×4.
Grid Noise Animator
Anti-AI grid-noise animator. Playable in the browser.
Mostar cinematic business card
Steal the design: code and assets open-sourced.
TAPREVEAL studio
Paint a mask, export hidden-picture images for X. 100% in the browser.
HyperFrames
Open-source motion-graphics framework and skills from HeyGen.
World Cup ASCII
Terminal-style site with the trophy and top player in ASCII.
sv-animations
Svelte animation playground. The post that pulled 3k likes; a whole suite of live demos.
math_class-2
Generative art from math-class doodles, in JavaScript. Live demo plus repo.
Nigerian Literature Archive
Digital archive of the books people grew up reading in Nigeria: Ige Adubi, Ralia the Sugar Girl, Eze Goes to School. Built with Claude Code.
GLSL Fireworks
GLSL fireworks after missing the real festival. Live project page.
Our India
Independence Day site telling India's story through the web. Eight days of work.
Arsenal Scroll
Cinematic one-page site for Arsenal's first trophy of the season. Gemini 3.7 Flash plus Seedance.
Gemini SFX Pipeline
AI Studio app: type a sound, generate Omni Flash video, slice isolated SFX. Built because Google has no SFX model.
Three.js / WebGL Experience
Interactive Three.js, GLSL and Web Audio piece from reference images. Gemini 3.7 Flash on Antigravity.
Isekaied Generator
Silly isekai generator. Gemini 3.7 Flash built the baka-game people had been imagining.
GoT Chronicles
Game of Thrones lore site: characters, houses, dragons, battles, map and timeline. Made with Kimi K3.
Pringles
Kimi K3 site with 3D, generated assets and UI in a couple of hours. Live plus source.
Bloub
Make a Grok Bot-style mascot and export it as SVG animations. Playable in the browser.
Annual Reports Gallery
Gallery of mid-century annual-report design, starting with General Dynamics 1967–1977.
Thought Detox
Write whatever is on your mind, then burn it. No accounts, no setup. A quiet space to get thoughts out of your head.
Last Train Records
Experimental three.js record-label landing page, built with Claude Code and fully open-sourced.
ascii-animations
Git submodule of the ASCII art animations from Pauline Vos's Laracon US talk. Open to animation requests.
Swatch Rack
Color picker you flip through like a record bin. Three.js, no image assets, palettes from the rack only.
MCU Watch-Order Graph
Interactive graph of what to watch before Avengers: Doomsday. Built against the Disney+ list.
Celebrate Independence
An interactive, sound-on experience of what it took for India to get independence. Built and open-sourced for 15 August.
Magnific Auto Layers 2.0
Splits any AI-generated image into editable layers for subject, text, logo and background, so each piece can be restyled independently.
India 80
Independence Day site walking through 80 years of India’s science and technology milestones.
Braun BC02 Web Clock
The Braun BC02 alarm clock rebuilt as a fully interactive web app with Claude Code.
LuckyDangle
Hang a lucky charm on your Mac. Small, playful desktop toy with extra interactions, more charms coming.
Chamali
Free Framer portfolio template for designers. Bold type, editorial layout, CMS projects, remixable.
Empire Atlas
3D interactive explorer of 8 historical empires. Explore daily life, homes, maps and interiors. Near one-shot vibe-coded with Kimi K3 + Three.js.
Bmap – Real Places to 3D
Turns any real place on Earth into an accurate 3D world automatically from open map data, in the browser, in minutes.
Animate This UI
Figma plugin for UI motion: select, pick hover/press/enter/exit/loop, customize, apply. Live on Figma Community.
Photo Business Card App
Take a photo with someone and the app instantly adds a branded frame with their name and contact info, so the photo becomes the business card.
Fabric-Aware Virtual Try-On
Upload your photo and measurements to see exactly how clothes will look and fit on your body.
QR Phone-to-Phone File Transfer
Sends files between phones with no WiFi, Bluetooth or network. QR codes flash on one screen into the other camera at 129KB/s. Built in one night with Claude Code.
Falcon 9 Launch Sim in Three.js
SpaceX Falcon 9 launch, stage separation, boostback and landing simulation one-shotted in Three.js with Claude inside Claude Code.
Font Selector
Web font explorer that browses type by feel and property, not just a name dump.
AI Interior Redesign Tool
Vibe-coded tool that redesigns your room using real furniture you can actually buy, with a full shopping list.
Seedance 2.5 Claude Skill
Complete official ByteDance Seedance 2.5 prompt guide turned into a ready-to-use Claude skill with 67 templates.
ESP32 Fluidbox
3D fluid particle sim on a Waveshare ESP32-S3 AMOLED. Tilt the device, the liquid moves. Opus 5 wrote the C renderer. Repo is public.
Doom Running Inside MS Paint
Azure's CTO made Doom playable inside Microsoft Paint at 35fps by pasting frames through the Windows clipboard. Ctrl+Z rewinds time.
Hop.Earth – Drive Anywhere on Earth
Browser game that generates a drivable 3D world in real time from OpenStreetMap and elevation data. Drive any road on the planet, race friends multiplayer.
Vinyl Wallpaper
Turns the song you're currently listening to into a beautiful animated vinyl wallpaper for Mac.
Photo AI Video Editor
Full web-based video editor (Premiere/Final Cut style) that can generate videos with your trained likeness models directly inside the timeline.
Procedural Generation Framework
Upcoming open-source engine-independent framework for procedural generation, animation, rigging, concept art, 3D modeling and generative level design.
Camera Air-Gapped File Transfer
Vibe-coded tool that transfers files from computer to phone using only the camera (completely air-gapped).
Phone Video → 3D World
Open-source tool that turns any phone video into a full walkable 3D world in real time, running 100% locally.
Country Draw
Browser game that gives you 30 seconds to draw a country's outline from memory and scores your accuracy.
Motion Previs Studio
Custom desktop applications for high-quality motion previs, planned to be open-sourced.
Meng To's Agent Skills Library
Design+Code founder open-sources 75 agent skills for web design, landing pages, motion, WebGL and UI, including Video to Super Prompt.
Toolcraft – Designer Micro-App Kit
Open-source starter kit + UI component library + AI skills for building micro-apps for designers.
Stitch – Mini Vlog App
Pressure-free mini-vlog app specifically designed for shy and introverted creators.
