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The Builder Method

The Builder Method is the process-oriented framework that guides everything in Builder Methods Pro—from design through build to refinement. This video establishes the mental model for working productively with AI while keeping your creativity and craft at the center.

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Pro

Design OS: First look!

The very first look at Design OS—a new free tool and process (coming soon) aimed at rethinking the design and planning process for new products.

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Pro

Agent OS v2 Demo

Agent OS v2 is here: It's my free, open-source system that trains your AI coding agents to build like YOU—with ANY AI tool (Claude Code, Cursor, Codex, Gemini, or any other). This is the official demo, walkthrough and overview of what's new in Agent OS V2.

3 New Features in Claude Code 2.0 I use DAILY

Claude Code 2.0 dropped with Sonnet 4.5, a VS Code extension, and new features. But I've been testing these updates in production for weeks to see what's actually useful for professional developers—not just demos. In this video, I share my honest impressions of what matters for building real products. I'll...

Cursor Keyboard Shortcuts for POWER Users

As professionals, we have to master our tools. My daily driver for coding and building with AI? Cursor (a fork of VS Code). So I'm sharing all most frequently used Cursor keyboard shortcuts, how I've customized them and how you can customize your shortcuts in Cursor (or VS Code).

Training & community for pro software developers building with AI.

Created by Brian Casel (that's me). I'm a career software developer, founder, and creator of Builder Methods and Agent OS, the system for spec-driven development with AI.

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