Shrimprium DevlogUpdates and behind-the-scenes notes from the making of Shrimprium.https://shrimprium.com/Shrimp that move on their ownhttps://shrimprium.com/devlog/2026-10-16-shrimp-that-move-on-their-own/https://shrimprium.com/devlog/2026-10-16-shrimp-that-move-on-their-own/Shrimp now swim, dash and flip by themselves, growing through good water rather than taps. Along the way, I cut back a lot of what the game had accumulated.Fri, 16 Oct 2026 00:00:00 GMTA house for every playerhttps://shrimprium.com/devlog/2026-10-10-a-house-for-every-player/https://shrimprium.com/devlog/2026-10-10-a-house-for-every-player/Every player now has a house with a gallery of their tanks, animal visitors who come to see it, a painted look and new sound settings.Sat, 10 Oct 2026 00:00:00 GMTA new window into a tiny universehttps://shrimprium.com/devlog/2026-09-25-a-tiny-universe/https://shrimprium.com/devlog/2026-09-25-a-tiny-universe/We rebuilt the website around the constellations of microscope mode.Fri, 25 Sep 2026 12:00:00 GMTA big September update: a tiny universe, new plants and tanks on airhttps://shrimprium.com/devlog/2026-09-25-a-big-september-update/https://shrimprium.com/devlog/2026-09-25-a-big-september-update/The microscope became a living map of the tank's chemistry, plants and rocks were redrawn, and players can now put up to four tanks on air.Fri, 25 Sep 2026 00:00:00 GMTShrimprium wins a gold prize at GIGDChttps://shrimprium.com/devlog/2026-09-02-gold-prize-at-gigdc/https://shrimprium.com/devlog/2026-09-02-gold-prize-at-gigdc/Shrimprium won a gold prize at GIGDC, an indie game competition held in Korea. Next, I'm putting resources into the graphics.Wed, 02 Sep 2026 00:00:00 GMTGrowing plants that feel alivehttps://shrimprium.com/devlog/2026-08-23-growing-living-plants/https://shrimprium.com/devlog/2026-08-23-growing-living-plants/Plants now grow from seeds, bending toward light and responding to nutrients, which meant moving Shrimprium's rendering from the DOM to WebGPU.Sun, 23 Aug 2026 00:00:00 GMTShrimprium enters GIGDChttps://shrimprium.com/devlog/2026-06-29-entering-gigdc/https://shrimprium.com/devlog/2026-06-29-entering-gigdc/Shrimprium is entered in the mobile category of GIGDC, an indie game competition held in Korea, with player feedback open until July 13.Mon, 29 Jun 2026 00:00:00 GMTShrimprium is on the App Storehttps://shrimprium.com/devlog/2026-06-14-shrimprium-is-on-the-app-store/https://shrimprium.com/devlog/2026-06-14-shrimprium-is-on-the-app-store/My small game is now on the App Store. An introduction to the tiny world inside it, where the player sets the difficulty and the shrimp never die.Sun, 14 Jun 2026 00:00:00 GMTLooking back: 1,000 commits and 66,000 lineshttps://shrimprium.com/devlog/2026-06-03-looking-back-on-the-build/https://shrimprium.com/devlog/2026-06-03-looking-back-on-the-build/A step-by-step look back at how Shrimprium was built, from the first physics model to logic blocks, and the AI tools used at each stage.Wed, 03 Jun 2026 00:00:00 GMTNot selected for Indiecraft, and what I took from ithttps://shrimprium.com/devlog/2026-06-01-not-selected-for-indiecraft/https://shrimprium.com/devlog/2026-06-01-not-selected-for-indiecraft/Shrimprium didn't make it through the competition, but preparing for it made the game friendlier, and the iPhone app is now in TestFlight.Mon, 01 Jun 2026 00:00:00 GMTFrom game to service: getting ready for the App Storehttps://shrimprium.com/devlog/2026-05-25-from-game-to-service/https://shrimprium.com/devlog/2026-05-25-from-game-to-service/Shrimprium moves into the app stage, which means moderation, save protection, a new MacBook, zero-budget marketing and a first indie game competition.Mon, 25 May 2026 00:00:00 GMTBuilding the community: visiting tanks instead of real-time playhttps://shrimprium.com/devlog/2026-05-17-visiting-other-tanks/https://shrimprium.com/devlog/2026-05-17-visiting-other-tanks/I planned for shrimp to meet in real time, but logic blocks made latency a real problem. So players now visit and explore each other's tanks.Sun, 17 May 2026 00:00:00 GMTIntroducing logic blockshttps://shrimprium.com/devlog/2026-05-16-logic-blocks/https://shrimprium.com/devlog/2026-05-16-logic-blocks/A new Minecraft-style logic block system lets you build circuits and contraptions in the tank, including black holes and white holes.Sat, 16 May 2026 00:00:00 GMTTrial and error in building the backendhttps://shrimprium.com/devlog/2026-05-04-backend-trial-and-error/https://shrimprium.com/devlog/2026-05-04-backend-trial-and-error/What a non-developer learned from cloud saves and sign-in: think in analogies, split the flow into gated steps, and never stop testing.Mon, 04 May 2026 00:00:00 GMTCloud saves are herehttps://shrimprium.com/devlog/2026-04-28-cloud-saves/https://shrimprium.com/devlog/2026-04-28-cloud-saves/Saves now live in the cloud with Supabase, so you can pick up where you left off on any device, with Row Level Security keeping each save private.Tue, 28 Apr 2026 00:00:00 GMTIs it becoming a game?https://shrimprium.com/devlog/2026-04-06-is-it-becoming-a-game/https://shrimprium.com/devlog/2026-04-06-is-it-becoming-a-game/Quests, famous paintings, affection and flips. Each fix revealed a new gap between a detailed tank engine and a game people want to play.Mon, 06 Apr 2026 00:00:00 GMTI tried multi-agent automation, and it didn't work outhttps://shrimprium.com/devlog/2026-03-31-trying-multi-agent-automation/https://shrimprium.com/devlog/2026-03-31-trying-multi-agent-automation/With the core engine in place, I handed the polish work to parallel AI agents. The code grew fragile and opaque, so I rolled it back.Tue, 31 Mar 2026 00:00:00 GMTThe simulation engine behind the gamehttps://shrimprium.com/devlog/2026-03-27-the-simulation-engine/https://shrimprium.com/devlog/2026-03-27-the-simulation-engine/A tour of the engine so far, from the tick order and heat balance to the nitrogen cycle, plants and algae, genetics and the energy economy.Fri, 27 Mar 2026 00:00:00 GMTHow I use AI to build Shrimpriumhttps://shrimprium.com/devlog/2026-03-19-how-i-use-ai-to-build-shrimprium/https://shrimprium.com/devlog/2026-03-19-how-i-use-ai-to-build-shrimprium/Concept, specification, implementation, testing, then back to the physics. Breaking the work into small pieces is what makes vibe coding hold up.Thu, 19 Mar 2026 00:00:00 GMTThe limits of vibe coding, as I found themhttps://shrimprium.com/devlog/2026-03-14-the-limits-of-vibe-coding/https://shrimprium.com/devlog/2026-03-14-the-limits-of-vibe-coding/AI builds the structure quickly, but balancing heat and water quality until they feel right is still slow, hands-on human work.Sat, 14 Mar 2026 00:00:00 GMTModeling the first shrimphttps://shrimprium.com/devlog/2026-03-12-modeling-the-first-shrimp/https://shrimprium.com/devlog/2026-03-12-modeling-the-first-shrimp/How the shrimp went from floating microbes to two small, walking shrimp, with GPT, Gemini and Cursor each playing a part.Thu, 12 Mar 2026 00:00:00 GMTHow I got into vibe codinghttps://shrimprium.com/devlog/2026-03-11-how-i-got-into-vibe-coding/https://shrimprium.com/devlog/2026-03-11-how-i-got-into-vibe-coding/From an Excel building energy model to a Roblox prototype, and the Cursor, Copilot and GPT workflow behind the shrimp game.Wed, 11 Mar 2026 00:00:00 GMTWhy a refrigeration and HVAC blogger started making a gamehttps://shrimprium.com/devlog/2026-03-09-why-an-hvac-blogger-is-making-a-game/https://shrimprium.com/devlog/2026-03-09-why-an-hvac-blogger-is-making-a-game/After more than ten years of blogging, AI changed what my writing could offer. This project is my answer.Mon, 09 Mar 2026 00:00:00 GMTFrom Roblox to a shrimp tankhttps://shrimprium.com/devlog/2026-03-05-from-roblox-to-a-shrimp-tank/https://shrimprium.com/devlog/2026-03-05-from-roblox-to-a-shrimp-tank/Why I set aside a Roblox project and started building an ecosystem simulation around eight cherry shrimp.Thu, 05 Mar 2026 00:00:00 GMT