Weekly roundup · ISO week 2026-w42
Week in Vibes — Oct 14–18, 2026
A full week of bite-sized AI vibe-coding challenges — each with a copy-paste starter prompt for Claude Code, Cursor, Replit Agent or Lovable. Here's everything we shipped this week.
This week's challenges
- #001 Cozy Plant Shop Idle Game Cozy games
A tiny browser idle game: you run a plant shop, water pots, plants grow through 4 pixel-art stages, and you sell them for coins to buy new seeds and pots. Calm palette, soft sounds… - #002 Tool-Using Research Desk Agent AI agents / tool use
A minimal CLI agent that answers questions by deciding which of three local tools to call (calculator, file search, a notes store), looping until it has an answer. The point is a c… - #003 One-Room Pixel Dungeon Dash Mini game jam / pixel art consistency
A single-screen roguelite: dodge slimes, grab the key, reach the door before a 60-second timer runs out. Each run randomizes the layout. Focus on a strict, consistent pixel-art sty… - #004 Cross-Tab Paddle Duel Simple multiplayer
Build a two-player Pong-style duel where each player lives in their own browser tab and the tabs sync in real time with the BroadcastChannel API. No server, no accounts: open two w… - #005 The Lighthouse Keeper: A Text Adventure with an Agent NPC Text adventures with agents
Build a small parser text adventure set in a storm-battered lighthouse where the one character you meet, the old keeper, is an LLM agent. The twist: the game engine owns the truth.… - #006 Napkin Spec: Turn Plain Text into a Clickable Phone Prototype Rapid prototyping
Build a tiny prototyping tool where you type an app idea as a few lines of indented plain text and instantly get a clickable phone mockup beside it. Screens, buttons, lists and inp… - #007 Repo Time-Lapse: Turn Any Git History into a Playable Visual Timeline Dev tools
Build a tiny command-line dev tool that reads the git history of any local repository and writes one self-contained HTML file you can open in a browser and press play. Files appear… - #008 Whistle Lamp: A Browser Toy You Control with Claps and Whistles Tech toys
Build a playful browser toy that listens through your microphone and drives a glowing virtual lamp with sound alone. Clap twice to switch it on or off, whistle high or low to sweep…
Showcase
No community builds submitted yet this week. Be the first — finish any challenge and submit your build to get featured here and in next Sunday's roundup.
Submit your build →
Tool tip of the week
Paste the starter prompt straight into Claude Code or Cursor Agent chat, then iterate against the success criteria section. Keep the prompt file open beside your editor so you can tweak constraints without rewriting from scratch.