A field guide for founders

Build with
evidence.

Make the next startup decision a little clearer. Find practical guides, honest calculations and templates you can put to work.

From your first customer conversation to your next operating decision.

Your next chapter

Start with the decision in front of you.

All topics ↗
Make it concrete

A little clarity from your numbers.

All eight tools ↗
Runway calculator

How much room
do you have to learn?

Use cash receipts and payments to estimate runway. See the assumptions, adjust the inputs, and keep your financial data in your browser.

Calculate your runway ↗

Illustrative example, in one currency

Usable cash120,000
Monthly net burn20,000
Constant-burn runway6 months

Actual cash timing and future changes can alter the result.

Strong foundations

Three places to begin.

Browse the guide library ↗
From reading to doing

Put the next step on paper.

Browse six templates ↗

Useful guidance needs clear limits.

Our editorial approach ↗

Examples explain a decision; they do not promise an outcome. Our guides link to sources, our calculators show their assumptions, and our templates help you record what you know and what still needs testing.