Steven Tanner Hopwood — STHopwood Portfolio
It's sim
Let's build a brighter tomorrow!
Manufacturing, Engineering, and Process Development
The playground
Start with a tool you'll love
Pick a project, open it, and start playing — no downloads, no accounts.
Games2048Play a custom 2048 tile-merging game with swipe, drag, or keyboard controls, saved progress, and a public leaderboard.GamesColosseumRecruit, train, and equip gladiators, then battle through the arena in this free turn-based strategy game.ToolsFluidPaint glowing, mouse-reactive fluid that swirls and flows in real time — a free incompressible fluid simulation.GamesIQ TestTake a free adaptive IQ test with multiple difficulty tiers and instant results.ToolsPassGenGenerate secure, random passwords instantly with customizable length and character options.
Explore
Something for everyone
A growing collection of tools, games, and experiments.
Games & puzzles
2048, Wordle, IQ Test, and more to pass the time.
ExploreEngineering tools
Annuities, fluid, and other calculators built for engineers.
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Net AI Chat
Your AI-powered assistant for automation, coding, and more.
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Little surprises
Virtual pets, Hype, and other fun experiments.
ExploreGetting started
How to get around
Browse the playground
Pick a tool or game that catches your eye.
Jump right in
Most things work instantly — no account needed.
Create an account
Save progress, track goals, and unlock member tools.
Say hello
Questions, ideas, or bugs? Drop a line anytime.
No credit card required
Ready to explore?
Jump in and start building something fun.
Thank you for visiting❤️