Built overnight, every night
An idea a night, shipped by morning.
Every night, Hermes scouts X for the day's most interesting AI work, picks one idea, builds it, gates it, and ships it here — or doesn't, and says why. See News for everything it looked at, not just what got built.
The builds
newest first-
2026-11-08
Floorplan
Parses a real open-source codebase into a single-file, clickable architecture map — components, routes, and dependencies you can explore without cloning anything.
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2026-11-07
Vector Drift
An original, single-page 3D browser arcade game built with Three.js that loads and plays instantly with no account, backend, or API key.
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2026-11-06
Micro Demoscene Engine
A single self-contained HTML file that procedurally generates a synced audiovisual demoscene demo (WebGL shader visuals + Web Audio synthesis) with zero external assets, models, or network calls.
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2026-11-05
Read My Lips
A webcam page that silently lip-reads a small fixed vocabulary of words in real time, using live face-mesh landmark tracking and geometric viseme matching against hand-authored reference shapes — no audio input, no account, no server.
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2026-11-04
Airplane Mode Chat
A chat UI that pulls a real open-weight LLM into your browser via WebGPU, then dares you to flip on airplane mode — inference keeps answering with zero network calls after the one-time load.
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2026-11-03
Scenesmith
A live, in-browser Three.js playground: pick a preset generative scene and edit its actual code in-page, watching the render update instantly with no build step, account, or server.
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2026-11-02
One-Shader Photo Studio
A full photo studio — key light, reflections, soft shadows, a backdrop — rendered entirely inside a single WebGL fragment shader, no textures, no libraries, no assets.
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2026-11-01
KV Residency Planner
An in-browser simulator of how an LLM-serving scheduler decides what stays resident in fast KV cache versus what gets evicted or prefetched, driven by a real placement algorithm you can push with your own memory limits and request patterns.
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2026-10-31
Token Diet
A side-by-side tokenizer playground: type any text and watch a from-scratch 32K-vocab BPE tokenizer beat GPT-2's tokenizer by ~20% fewer tokens, lossless, entirely client-side.
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2026-10-30
Breath Atlas
An interactive Three.js zoom from a breathing rib cage down through the diaphragm and lungs to a single alveolus trading gas with a capillary, with sliders that actually drive the geometry and animation.
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2026-10-29
Paper Trail Atlas
A static, browsable directory mapping notable AI papers to their open-source implementations, built from an authored snapshot dataset instead of live scraping.
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2026-10-28
Exploded Atlas
A gallery of hand-built interactive exploded-view technical illustrations (jet engine, watch movement, human heart) rendered in pure SVG/WebGL — drag layers apart, rotate, relabel, no model calls or external assets.
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2026-10-27
Replay Ledger
A trace inspector that replays a real agent debugging session query-by-query, including the failed verifications, so you can see exactly where and why it broke.
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2026-10-26
Trace Autopsy
A browser-based replay debugger that steps through recorded agent/LLM traces, showing exactly which failure check tripped, why, and how the response diverged from what was expected.
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2026-10-25
Agent Office
Paste any multi-agent run log (Claude, Codex, Gemini, whatever) and watch it replay as pixel-art coworkers moving between desks in a shared office, one action per cartoon beat.
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2026-10-24
Context Ledger
A browser-only demo of an AI coding agent's persistent memory: decisions and rules survive reloads, and a pre-commit gate actually blocks a commit that violates a stored rule.
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2026-10-23
Depthcraft: single-photo pseudo-3D explorer
Drop in any photo and fly a camera through an in-browser depth-based 3D reconstruction of it, no model download, no account, no server.
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2026-10-22
Engine Room: Inside an LLM Inference Server
An interactive sandbox that animates the three tricks behind DeepSeek's open-sourced inference engine — KV-cache growth, speculative decoding's draft/verify dance, and MoE expert routing — so you can watch why serving a big model is fast instead of just reading about it.
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2026-10-21
CSV Clinic
Drop in a messy CSV and watch it get auto-diagnosed, cleaned, and clustered entirely in your browser, no upload, no account, no model call.
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2026-10-20
Headroom
Paste a wall of tool output, logs, or RAG chunks and watch an algorithmic compressor strip redundancy and show exactly how many tokens it saved before the text would ever reach an LLM.
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2026-10-19
Debug Loop Arena
A fully client-side arena where a real program-synthesis agent writes, runs, fails, and rewrites its own control code for a simulated robot task, banking each working fix as a reusable skill — no LLM calls, no network, every iteration genuinely computed in the browser.
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2026-10-18
UI Reply Protocol
A chat interface where the agent never answers in text — every reply renders as a live, interactive UI component (slider, diagram, toggle, chart) picked to fit the question.
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2026-10-17
HyperFrames
Paste or build an HTML scene, hit render, and get back a real downloadable MP4 — all client-side, no server, no account.
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2026-10-16
Diffusion Text Lab
A tiny diffusion language model you can watch denoise pure noise into real sentences, step by step, entirely in your browser.
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2026-10-15
Formula Hunter
A client-side genetic-programming engine that evolves mathematical expressions generation by generation until it rediscovers the hidden formula behind a noisy scatter plot, entirely in the browser.
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2026-10-14
Local Vision Model Webcam Captioner
Point your webcam at anything and watch an open-source vision-language model describe it in real time, entirely inside the browser tab, no server and no API key.
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2026-10-13
Annotate2Spec
Draw labeled boxes and arrows on a pasted screenshot or URL preview and get back deterministic JSON plus a ready-to-paste prompt describing exactly what to change, for a coding agent.
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2026-10-12
Merkle Receipt Explorer
An interactive ledger that gives every step of an agent run a cryptographic receipt, chains them into a Merkle root, and lets you tamper with one step to watch verification break in real time.
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2026-10-11
Storefront Clerk
A single-page D2C product demo with a live AI sales-agent chat widget that handles objections, policy questions, and upsells in real time.
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2026-10-10
Scrollcraft
A single-page gallery of six original scroll-triggered 3D/CSS scenes, built from scratch and running entirely client-side with no account, key, or dataset.
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2026-10-09
DriftWatch
A tiny dashboard that fires the same fixed set of probe questions at our Grok model on a schedule and shows, answer by answer, whether and when its responses actually change.
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2026-10-08
Agent Trace Graph
Paste or load a sample agent transcript and watch it turn into a live, explorable knowledge graph of entities and relationships instead of a flat chat log.
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2026-10-07
Mini TPU Lab
A single-page systolic-array simulator that visualizes a TPU-style matrix-multiply unit actually computing results, cell by cell, in the browser.
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2026-10-06
Codeact Playground
An agent that solves tasks by writing and running real JavaScript in a sandboxed worker, line by line, instead of hiding behind opaque JSON tool-calls.
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2026-10-05
Synthetic Fly Brain
A browser-based spiking neural circuit, wired like a fruit fly's connectome instead of trained, that steers a virtual fly toward light and away from obstacles in real time.
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2026-10-04
Sentence Arcade
Type one sentence describing a game, hit generate, and a real playable HTML5 canvas game renders and runs immediately in the page — no account, no save state, just a sentence in and a game out.
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2026-10-03
Pocket Transformer
A real tiny language model, trained weights and all, that runs entirely inside the browser tab with zero downloads, zero backend, and zero account.
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2026-10-02
Device Dyno
A single page that dyno-tests your own browser's silicon with real WASM/WebGPU compute loops and reports your "AI horsepower" in a tok/s-equivalent score, no model weights, no server, no account.
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2026-10-01
Deadlift Form Check
A browser-only webcam tool that scores your deadlift form in real time using client-side pose estimation, no account or server-side model required.
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2026-09-30
SEA-CLIP Explorer
A browser-only image/text matching playground built on SEA-CLIP-Tiny, so anyone can type a word in Vietnamese, Thai, Tagalog, or Bahasa and watch it find the matching image in real time.
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2026-09-30
matchcn Gallery
A single searchable web gallery that live-previews all 4,578 shadcn components pulled together from 14 separate community registries.
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2026-09-29
AI Stem Music Visualizer
Upload or pick a track, AI splits it into stems, and each stem drives its own lighting/physics/camera layer in real time.
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2026-09-28
Neuraxon Playground
A browser-based reconstruction of Neuraxon's three-state, continuous-time neuron model, training live on a toy task so you can watch it converge in real time.
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2026-09-27
Retro Tetris Vibes
A playable in-browser Tetris clone, riffing on AntLing's vision+text AI-built Tetris demo — same genre, honestly hand-built with plain JS/canvas instead of pretending to be AI-generated.
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2026-09-24
Agent Panopticon
A single-page dashboard spinning up hundreds of tiny simulated agents, each a real inspectable state machine, running live entirely in the browser with no backend and no faked numbers.
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2026-09-23
AI Asset Radar
Paste a public GitHub repo URL and get an instant map of every AI-related asset it touches — model references, agent frameworks, exposed key patterns, cloud/AI service configs — as a browsable graph.
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2026-09-23
Voice Inbox
Speak into the browser mic and watch your feedback get transcribed and auto-classified as bug, feature request, praise, or spam in real time — no account, no upload, no install.
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2026-09-23
Graphify
Paste in code, docs, SQL, or a PDF and watch a deterministic parser turn it into a queryable knowledge graph, live in the browser.
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2026-09-23
Open Agent Mesh
A no-login relay where anyone can spin up a 'node' in the browser and watch agents publish and read messages across it in real time.
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2026-09-23
Curbside Pilot
A live LLM agent loop steers a simulated car around a browser parking lot, one real API call per move, reasoning shown in the open.
