Free & Open Methodology

Build Better Software with
Spec-Driven Development

Stop wasting time on unclear requirements and scope creep. Plan before you build with structured specifications that transform AI-assisted coding from chaotic to confident.

Download Free Agent Learn More
Works with Claude Code • No signup required • 29KB download
10x faster planning • 85% fewer rewrites • 100% team aligned
1
Requirements
Define goals & scope
2
Design
Plan architecture
3
Tasks
Break down work
4
Build
AI implements it

What is Spec-Driven Development?

A software methodology that prioritizes planning and documentation before writing code. Instead of diving straight into implementation, you create a comprehensive specification that guides every aspect of development.

Structured Specifications

Transform vague ideas into crystal-clear requirements that AI can execute flawlessly.

  • → Requirements phase
  • → Design documentation
  • → Task breakdown
  • → Implementation

AI-Powered Workflow

Let Claude Code guide you through each phase with intelligent prompts and validation.

Quality Gates

Built-in approval checkpoints ensure every phase meets your standards before proceeding.

10x Faster Planning

What used to take days now takes minutes with AI-assisted spec generation.

10x
Speed Increase

Team Aligned

Single source of truth

Less Rework

85% fewer rewrites

Ship Faster

Clear roadmap to production

Don't Be a Vibe Coder

AI can generate code fast, but without proper planning, you're building on quicksand. Real software engineering is needed now more than ever.

Without Specs

Works On My Machine™

AI generates code that runs fine locally but falls apart at scale. Don't be misled by the latest "vibe coding" trend, businesses push it without a clue about real engineering.

With Specs

Built to Scale

Specs define performance requirements, load expectations, and scaling constraints upfront. AI builds systems that work in production, not just in demos.

Without Specs

Quick & Easy = Quick to Fail

Users hate rushed apps. If building quality software in 2 months was really that easy, everyone would be doing it. Shortcuts show.

With Specs

Built to Last

Thoughtful planning creates apps users love. Specs ensure quality requirements, user experience standards, and maintainability from day one.

Without Specs

Ignores CS Fundamentals

Computer science principles get skipped, nested loops in O(n³), memory leaks, inefficient algorithms. AI doesn't optimize what you don't specify.

With Specs

Applies CS Principles

Specs guide AI on Big-O complexity, data structures, and algorithms. Prompt for O(log n) search? AI delivers. Know what to ask for.

Without Specs

Security Afterthought

SQL injection, XSS, exposed secrets, weak authentication, security gets bolted on too late. Production breaches waiting to happen.

With Specs

Security by Design

Requirements include threat models, auth flows, data validation, and encryption standards. AI implements OWASP best practices from the start.

Bottom Line

AI is a multiplier, not a replacement for thinking. Give it clear specs, and it becomes your most productive teammate.

How to Get Started

Adopting spec-driven development is straightforward. Follow these steps to transform your workflow:

1

Download the Spec Architect Agent

Get our free Claude Code agent that guides you through creating perfect specifications. It handles Requirements → Design → Tasks automatically.

2

Install in Your Project

Place spec-architect.md in your .claude/agents/ directory. The agent becomes available in all Claude Code sessions for that project.

3

Start with a Feature

Pick any upcoming feature. Ask Claude to use spec mode. The agent will walk you through Requirements, Design, and Tasks phases with approval gates.

4

Review and Approve

At each gate, review the spec. Request changes, ask questions, or approve to continue. The spec becomes your single source of truth.

5

Let AI Build It

Hand the completed spec to Claude for implementation. Watch as it builds exactly what you planned, tracking progress against your criteria.

💡 Pro Tip

Start with a small, well-defined feature for your first spec. As you get comfortable with the process, tackle larger projects. The agent scales from quick fixes to multi-week initiatives.

Ready to Get Started?

Download the free Spec Architect agent and transform your workflow today.

Download spec-architect.md

Free • 29KB • No signup required

Enjoying the free agent? Help keep this project going!