Free developer tool

Free Cursor Rules Generator

Use the Agent One powered Cursor Rules Generator to create reusable AI coding instructions for your stack. It is best for turning project conventions into rules Cursor can follow while editing code.

The generator is free to use. The optional Agent One intake template starts at $8/month after a 7-day trial. Cancel anytime. See how the aggregate data is calculated.

Agent One usage signal

Threads
6,415
User messages
3,432
Total messages
6,728
180-day messages
790

Source: aggregate featured-agent usage ending July 8, 2026.

What people ask this generator to do

These are anonymized theme counts from recent user-authored messages. A message can match more than one theme.

ThemeMentions
Cursor rules, prompts, or MDC files292
UI, frontend, Tailwind, or shadcn254
AI, OpenAI, ChatGPT, or LLMs210
React, Next.js, or TypeScript126
APIs, webhooks, HTTP, or endpoints118
Security, auth, or permissions112
Testing, Playwright, Jest, or Vitest72

Best use cases

Use the generator as a starting point, then turn the output into a tested system inside the tool or workflow platform you use.

Creating Cursor rules for React, Next.js, TypeScript, Tailwind, shadcn/ui, and component-heavy apps.

Turning team conventions into repeatable AI coding instructions before large refactors or feature work.

Capturing testing, linting, accessibility, security, and API expectations in one reusable rules file.

Giving technical buyers a concrete Agent One proof point before they evaluate broader agent pages and workflows.

Turn the generator output into a scoped project

The free generator is useful for ideation. The automation intake template is the commercial next step: capture the trigger, tools, data, AI role, human approvals, risks, and success metric before quoting or building.

Paid template: $8/month after a 7-day trial. Cancel anytime. Read the demand report.

FAQ

What are Cursor rules?

Cursor rules are project instructions that guide how Cursor should write and edit code. Good rules describe the stack, patterns, testing expectations, file boundaries, naming conventions, and mistakes to avoid.

Can I use the output outside Cursor?

Yes. The output is useful as a starting point for AI coding instructions in other tools too, but you should adapt formatting and file names to the tool you use.

Why does Agent One publish aggregate Cursor usage?

The aggregate themes show which coding instructions technical operators request most often. That helps readers judge whether the generator matches their project and helps Agent One improve its developer-facing templates.