BrewVibeLab

Open-source brewing index · 2026

The open-source coffee brewing database.

Precision ratios, grind size charts, and troubleshooting guides for coffee lovers. Every recipe is built to be repeated in your own kitchen — no gatekeeping, no guesswork.

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Today's brew / V60 02

Light roast · Ethiopia

Dialled in
94°C
15 g / 240 g

Dose

15 g

Water

240 g

Grind

Medium-fine

Illustrated V60 brewing card with a 1:16 ratio, 15 grams of coffee, 240 grams of water, and a 2:45 target brew time. 5982 guides in the database.
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Brew math, instantly

A great cup starts with a ratio.

Enter your coffee dose, pick a method, and get the water weight without opening a spreadsheet. The ratios below are the same baselines used in our full brewing guides.

  • Choose a proven coffee-to-water ratio
  • Scale it to any dose in real time
  • Jump into the full guide when you are ready
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Ratio calculator

Start with the numbers.

g
6 g60 g
Brew method
Water to add
240g

15 g coffee × 16 = 240 g water

MethodV60
Ratio1:16
Brew noteBright, clean, 2:45 brew

Dial-in tip: keep the ratio fixed, then adjust grind until the cup tastes balanced.

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