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 Labelgptwhitelabel.com · free edition
The $0 Software Stack
Replace $1,000/month of SaaS with open source you actually own
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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