Contact · Alex T. Rosen

About meThe sun: who I am, what I am working on now

ContactEmail, LinkedIn, GitHub

The whole systemEvery project at once

Replay the launchBack to the rocket on its pad

The ConstellationA 3D galaxy where every project I've built is a world you can fly to.

Scalp CityA paper-trading research lab with a neon city for a dashboard, and no way to place a real order.

ELARA Command DeckA 12-key macro pad that lets me approve, reject or dictate to my coding agents from across the desk.

Chicago AliveA transparent 3D digital twin of Chicago's Loop, River North and Old Town, built from open data.

Orbital FoundryBuild a spacecraft, launch it at real Earth scale and fly it to the Moon with real orbital mechanics.

Project MeridianAn expedition game where the weather and earthquakes come from real recorded data.

The ArenaA tournament where coding agents compete, and an independent judge checks the work instead of trusting the claim.

Last LegendDraft up to 100 athletes, mascots and legends, close the storm, and see who's left standing.

DataAtlasA museum of public-data experiences built from official U.S. and NASA datasets.

Wobble BayA Roblox collecting game, made with an AI-assisted game pipeline I built for it.

Cycle 96A research and paper-trading platform with a custom dashboard; no real money.

LinewiseA private sports data research and record-keeping web app.

NexMacro for MacA native macOS toolkit (library, CLI and menu-bar app) for configuring a USB macro pad and driving its backlight.

Multi-AI Command CenterA local control surface for Claude Code and fallback coding agents with usage gauges and verified handoffs.

Claude Free SwarmA free-first team of local and free-tier AI workers that Claude Code delegates to over MCP.

ChronosAn evidence-linked historical 3D reconstruction explorer with a confidence level on every structure.

MirrorVerifiable photos-to-3D reconstruction of a tabletop object that reports its own measurement error.

VanguardA safe simulated robotics academy: a warehouse robot with classical planning beside a learned policy.

BRIDGEDescribe in plain English how an input device should control an action, review the diff, then arm it.

FOLDA sentence plus object dimensions become custom packaging, folded in 3D beside an exact-scale dieline.

SPARKDescribe how a low-voltage gadget should react; get a state machine, simulator, wiring plan and firmware source.

SYNAPSE FlowDescribe a workflow in a sentence; get a typed, inspectable, permission-scoped flow that dry-runs before it acts.

FRANKENAPPDescribe features you wish existed together and get three working mini-app candidates over your own data.

DevForgeFree browser-only developer tools plus three premium code packages, all built to run at zero cost.

PuzzleForgeA generator of machine-verified printable puzzle packs, with a free promo site and sales dashboard.

RecallRadarA searchable, self-updating site for official U.S. vehicle and consumer-product recalls.

MacroKitchenFree recipe-nutrition calculators and a food database built on USDA FoodData Central, plus spreadsheet products.

Roblox Game FactoryA local HQ dashboard and AI-assisted pipeline that researches, builds, tests and tracks original Roblox games.

Glassline GTA browser racing game alpha: a 100-car garage, 12 original circuits, career mode, tuning and photo mode.

FireflyA local autonomous procedural-art studio that creates a new 3D sculpture every fifteen minutes.

Autonomy LabsThree small autonomous generators: fictional star systems, synthetic islands and marble-track designs, each on its own clock.

Content StudiosThree automated studios that draft original SVG icon packs, tabletop encounter maps and landing-page templates.

alextrosen.devThis portfolio: click a hand-built rocket, blast off, and explore a small universe of the things I've built.

AIRWAVEA hand-tracked, ten-finger beat-making workstation that runs in the browser.

Pocket PlanetsA Roblox game in development at the Roblox Game Factory.

Ramen RunnersA Roblox game in development at the Roblox Game Factory.

The Great DetourA planned original visual exploration game, The Explorer's Realm.

Big Data Bowl 2027 entryA research pipeline testing whether combine sensor tracking reveals movement abilities that stopwatch times miss.

Device Tune-Up ToolkitSafety tooling for cleaning up and customizing a household streaming device.

Forge Website BuildersA small-business web design service concept.

VoxelMintA planned studio for building and releasing Minecraft Fabric mods.

Blueprint ZeroA rough sketch and a sentence become an editable multi-part CAD assembly with real moving joints.

MAKESHIFTA broken knob, spacer or clip plus a few caliper measurements become a printable replacement part.

SKINAn object's real dimensions plus a style prompt become a printable sleeve with locked fit and openings.

OracleWill it rain tomorrow? A forecasting tournament scored honestly on ten years of real station data.

SentinelBreak a toy service on purpose and watch Sentinel find the cause, without ever repairing it for real.

Want to build something interesting?