free book · Free edition · 2026

The $0 Software Stack

Replace $1,000/month of SaaS with open source you actually own

You are renting software you could own. This book names the tools you are paying for every month, the open-source projects that replace them, the exact savings, and the one licence rule that keeps you legal — plus a 90-day plan to migrate without breaking anything.

For founders, agencies and operators tired of the subscription stack.

Free edition · 2026 · GPT White Label

The $0 Software Stack

Replace $1,000/month of SaaS with open source you actually own

gptwhitelabel.com · free edition
what's inside

10 short chapters.

Chapter 1

The subscription trap

Chapter 2

How to audit your own stack

Chapter 3

The replacements that matter most

Chapter 4

Chat, docs and knowledge

Chapter 5

Automation and CRM, in depth

Chapter 6

The one rule that keeps you legal

Chapter 7

The install is the hard part (and the business)

Chapter 8

Your 90-day migration

Chapter 9

Costs and hosting (the real numbers)

Chapter 10

When NOT to self-host

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FAQ

The $0 Software Stack: questions

Is "The $0 Software Stack" really free?

Yes — no cost, no card. Enter your name and email and you can read it online or download the PDF.

Who is it for?

For founders, agencies and operators tired of the subscription stack.

What's inside?

10 chapters, including The subscription trap, How to audit your own stack, The replacements that matter most, Chat, docs and knowledge.

How do I get it?

Unlock it on this page — read it online instantly, or we email you the PDF and any future editions free.

Do you help me actually do this?

Yes — everything in the book is installable. We build it, brand it and wire it up for you, usually within 48 hours.