Stackline treats docs as the product demo. Every page ends with a next step that nudges toward a paid plan.
Teardown · stackline.example
Teardown: Stackline's docs are a sales machine
Why this developer tool's documentation outconverts its homepage.
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Nov 2, 2026
8.6
Overall / 10
Clarity
9
Design
8
Speed
9
Copy
8
Conversion
9
What works
- ✓ Copy-paste quickstart in 30 seconds
- ✓ Contextual upgrade prompts
- ✓ Search that actually works
What I'd fix
- → Homepage doesn't link to quickstart
- → No dark mode on code samples
Verdict
A model for any technical product. Steal this structure.