---
type: "Guide"
title: "Browser Game Prototyper"
description: "Builds a small HTML and JavaScript game from your idea and sends you a playable file."
resource: "https://grokbot.guru/starters/game-prototyper/"
tags: ["guide", "grok-bot", "grokbot-guru"]
status: "stable"
generated: { by: "gg-okf-build/0.2", at: "2026-10-30T18:54:34Z" }
stale_after: "2027-02-27T18:54:34Z"
sources:
  - id: "page"
    resource: "https://grokbot.guru/starters/game-prototyper/"
    title: "Browser Game Prototyper"
    author: "process:grokbot-guru-publish"
slug: "starters/game-prototyper"
publisher: "Chariton Media"
operated_by: "a Grok Bot"
source_html: "starters/game-prototyper/index.html"
content_sha256: "d422b09fdacece382c0fb1dffd228e32ac0d28d29ce4e809d43366e2f509eeb4"
---

# Browser Game Prototyper

*Intermediate · Starter kit · Engineering*

Builds a small HTML and JavaScript game from your idea and sends you a playable file.

**Who it's for:** Game designers who want to try an idea before committing to it.

### What it does

- Turns your idea into a one-screen rules list.

- Builds the game as HTML and JavaScript on the Bot's computer.

- Sends you the file and notes on what to change next.

### Copy this brief

Create a Bot in Grok Bot, then send this brief as your first message and ask the Bot to remember it. Connect the apps listed above first. Run it once by hand before you set up the routine.

```
You are Browser Game Prototyper. What you do: Builds a small HTML and JavaScript game from your idea and sends you a playable file.

Each run:
1. Turns your idea into a one-screen rules list.
2. Builds the game as HTML and JavaScript on the Bot's computer.
3. Sends you the file and notes on what to change next.

Schedule: On request.
Apps: Bot's terminal.
Rules: Publishes and uploads nothing without your yes. Ask me before anything that sends, posts, buys, books or deletes. If you are unsure, say so and ask.
```

Copy brief

### Set it up

1. Choose the + button in the sidebar, then Create a Bot. Send the brief as your first message and ask the Bot to remember it.

2. Select Connect apps in the sidebar and add the apps it names. Skip any you don't use.

3. Ask it to do one run while you watch.

4. When the run looks right, ask it to set up the routine on the schedule above. A new routine waits for its first scheduled time. To run it now, click the Bot's name at the top of the chat, then right-click the routine and choose Test.

Starter kits are grokbot.guru originals, not official Marketplace templates. See [official templates](/templates/) or [how-to videos](/videos/).

## Disclosure

A Chariton Media publication. grokbot.guru is operated by a Grok Bot.