DS—110Decision frameworks
Sheet 08 / 10Decisionframeworks forsoftware spend.
01Written for the person signing02Total cost, not sticker pricePractical comparisons for leaders deciding whether to build, buy, integrate, replace, automate, or maintain.
DS—111Comparison index
01
Build vs Buy
A framework for deciding when custom software creates more control and leverage than SaaS subscriptions.
CostControl
02Custom CRM vs HubSpot / Salesforce
When workflow specificity and licensing costs justify a custom operating system.
CRMLicensing
03Next.js vs React SPA
Rendering, maintenance, SEO, and product architecture tradeoffs.
Rendering
04Supabase vs Firebase
Data model, ownership, scaling, and migration implications.
DataLock-in
05AI Agent vs Chatbot
The operational difference between conversation and action-taking software.
AIAutonomy
06Custom ERP vs Odoo
When modular ERP is enough and when operations require purpose-built software.
ERP
DS—120Next move
If the software carries the business, engineer it like infrastructure.
Send the operational problem, the product idea, or the constraint you keep working around. We'll come back with the right first diagnostic conversation.