BBrain Pack
Used by 500+ developers daily

Stop re-explaining your project to AI agents

Build a structured Context Pack once. Copy it into Claude Code, Cursor, or Windsurf in one click. Your AI agent instantly knows your entire project.

Free forever · No credit card
brain-pack — try it live
CLAUDE.md.cursorrules
# My Project

## Tech Stack
Framework: pick one

## AI Rules
type a rule

Works with your AI tools

Claude CodeCursorWindsurfReplit AgentGitHub CopilotChatGPTGeminiCodyClaude CodeCursorWindsurfReplit AgentGitHub CopilotChatGPTGeminiCody

Features

Everything you need to context-load your AI

Build once, copy anywhere. Your AI agent gets your full project context instantly.

4
5
6

Context Pack Builder

6-step wizard captures your stack, conventions, rules, and gotchas into a structured, portable pack.

CLAUDE.md.cursorrulesMDJSON

Multi-Format Output

Generate CLAUDE.md, .cursorrules, Markdown, or JSON — perfectly formatted for each AI tool.

Next.js SaaS312
MERN Stack245
Django API198

Community Library

Browse 500+ community packs for Next.js, Django, Laravel, and more. Fork and customize instantly.

87
Strong

Health Score

Every pack gets a 0-100 score measuring completeness. See exactly what to improve for better AI output.

+6

Team Workspaces

Share packs across your team so everyone gets identical, consistent AI output.

Copied!

One-Click Copy

Select your AI tool, hit copy. Full project context on your clipboard in one second.

How it works

From zero to context-loaded in 3 steps

01

Build your pack

Stack
Next.js, TypeScript, Tailwind
Conventions
camelCase, App Router
AI Rules

Fill in 6 structured fields about your project — stack, architecture, conventions, AI rules, and known gotchas. Takes 5 minutes, or 90 seconds from a template.

02

Generate & copy

CLAUDE.md.cursorrulesMD
# My SaaS App
Stack: Next.js, TypeScript
Rules: Always use Zod...
Copy to Clipboard

Pick your AI tool, we generate the perfect format. CLAUDE.md, .cursorrules, or plain markdown. One click to copy.

03

Share or keep private

Next.js SaaS Pack
Public
Next.jsTSTailwind
@alexdev · 312 upvotes
Fork

Publish to the community for others to discover and fork. Or keep it private for your team.

Testimonials

Trusted by developers

VercelRailwaySupabaseNeonFly.io

I used to spend 15 minutes re-explaining my Next.js setup. Now I paste my pack and I'm coding in 30 seconds.

RM
Rohan M.
Indie Hacker

Our team of 5 devs all use the same context pack. The AI output is finally consistent across PRs.

DS
Divya S.
Tech Lead

Found a perfect Next.js 14 pack in the community, forked it, tweaked 3 fields, done.

AK
Alex K.
Freelance Dev

Switched from Cursor to Claude Code and my context pack just worked. That portability is everything.

MT
Marcus T.
Full Stack Dev

Fork a pack, edit 10%, ship. That's my entire onboarding flow for new projects now.

PN
Priya N.
Engineering Manager

Published context packs for my 3 OSS repos. Contributors now get consistent AI output.

CW
Chen W.
OSS Maintainer

Brain Pack cut my AI onboarding time from an hour to literally 2 minutes. Game changer.

SL
Sarah L.
Senior Engineer

The JSON export is perfect — I pipe it into my custom AI automation pipeline.

JR
James R.
Dev Tooling

I used to spend 15 minutes re-explaining my Next.js setup. Now I paste my pack and I'm coding in 30 seconds.

RM
Rohan M.
Indie Hacker

Our team of 5 devs all use the same context pack. The AI output is finally consistent across PRs.

DS
Divya S.
Tech Lead

Found a perfect Next.js 14 pack in the community, forked it, tweaked 3 fields, done.

AK
Alex K.
Freelance Dev

Switched from Cursor to Claude Code and my context pack just worked. That portability is everything.

MT
Marcus T.
Full Stack Dev

Fork a pack, edit 10%, ship. That's my entire onboarding flow for new projects now.

PN
Priya N.
Engineering Manager

Published context packs for my 3 OSS repos. Contributors now get consistent AI output.

CW
Chen W.
OSS Maintainer

Brain Pack cut my AI onboarding time from an hour to literally 2 minutes. Game changer.

SL
Sarah L.
Senior Engineer

The JSON export is perfect — I pipe it into my custom AI automation pipeline.

JR
James R.
Dev Tooling

Fork a pack, edit 10%, ship. That's my entire onboarding flow for new projects now.

PN
Priya N.
Engineering Manager

Published context packs for my 3 OSS repos. Contributors now get consistent AI output.

CW
Chen W.
OSS Maintainer

Brain Pack cut my AI onboarding time from an hour to literally 2 minutes. Game changer.

SL
Sarah L.
Senior Engineer

The JSON export is perfect — I pipe it into my custom AI automation pipeline.

JR
James R.
Dev Tooling

I used to spend 15 minutes re-explaining my Next.js setup. Now I paste my pack and I'm coding in 30 seconds.

RM
Rohan M.
Indie Hacker

Our team of 5 devs all use the same context pack. The AI output is finally consistent across PRs.

DS
Divya S.
Tech Lead

Found a perfect Next.js 14 pack in the community, forked it, tweaked 3 fields, done.

AK
Alex K.
Freelance Dev

Switched from Cursor to Claude Code and my context pack just worked. That portability is everything.

MT
Marcus T.
Full Stack Dev

Fork a pack, edit 10%, ship. That's my entire onboarding flow for new projects now.

PN
Priya N.
Engineering Manager

Published context packs for my 3 OSS repos. Contributors now get consistent AI output.

CW
Chen W.
OSS Maintainer

Brain Pack cut my AI onboarding time from an hour to literally 2 minutes. Game changer.

SL
Sarah L.
Senior Engineer

The JSON export is perfect — I pipe it into my custom AI automation pipeline.

JR
James R.
Dev Tooling

I used to spend 15 minutes re-explaining my Next.js setup. Now I paste my pack and I'm coding in 30 seconds.

RM
Rohan M.
Indie Hacker

Our team of 5 devs all use the same context pack. The AI output is finally consistent across PRs.

DS
Divya S.
Tech Lead

Found a perfect Next.js 14 pack in the community, forked it, tweaked 3 fields, done.

AK
Alex K.
Freelance Dev

Switched from Cursor to Claude Code and my context pack just worked. That portability is everything.

MT
Marcus T.
Full Stack Dev

Pricing

Simple, transparent pricing

Start free. Upgrade when you need more packs, output formats, or team features.

Free

$0/mo

For solo devs getting started


  • 3 Context Packs
  • Markdown output
  • 1 Private Pack
  • Community (browse + upvote)
  • All output formats
  • Version history
Get Started Free
Most Popular

Pro

$7/mo

For serious indie developers


  • Unlimited Context Packs
  • All 4 output formats
  • Unlimited Private Packs
  • Version history
  • Fork community packs
  • Email support
Start with Pro

Team

$29/mo

For dev teams


  • Everything in Pro
  • Team workspace (10 members)
  • Shared pack library
  • Role-based editing
  • Full version history
  • Priority support
Start Team Trial

Frequently asked questions

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Ready to ship faster with AI?

Free forever. No credit card. Your first context pack in 5 minutes.

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3Ship

Works with Claude Code, Cursor, Windsurf, Replit, Copilot, and more