July/August 2025

The July/August 2025 Zymurgy highlights Brew Software, Pumps & Filtration, Modern Hop Extracts, the History of the Hydrometer, and Low-Oxygen Brewing, Plus 11 recipes!

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About Zymurgy

Cover Story

Brew Software

By Ethan Elliott

Software for brewers can help you build recipes, calculate water profiles and hop utilization, and even track fermentation. Ethan Elliott surveys apps for desktop, browsers, mobile, and more.

Link to article

Zymurgy: July/August 2025

Pumps & Filtration

By: Gabe Toth

Pumps can help homebrewers do everything from move strike water to whirlpool and transfer wort. Small-scale filters get beer bright fast for competitions or festivals. Check out what’s available now.

Link to article

Zymurgy: July/August 2025

Modern Hop Extracts

By: Dr. Christiana Bockisch

INCOGNITO®, LUPOMAX®, Cryo Hops®, and SPECTRUM® hop extract are some of the hottest hop products on the market today. Chemist and homebrewer Christiana Bockisch brews with them and weighs their […]

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Zymurgy: July/August 2025

History of the Hydrometer

By: Frances Tietje-Wang

Whether you’re pro or a homebrewer, this humble floating instrument is still the tool of choice for measuring wort density. Read about its remarkable history and the scientists who shaped […]

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Zymurgy: July/August 2025

Low-Oxygen Brewing

By: Ryan Pachmayer

While many still view hot-side aeration as a myth, there’s plenty of evidence that limiting oxygen before the boil doesn’t just improve stability and shelf life, it profoundly impacts malt […]

Recipes in this Issue

  • Terra Sigillata Kolsch
  • Best Bitter
  • Spectral Entity NEIPA
  • Interstellar NEIPA
  • Howl at the Moon NEIPA
  • Summer Lager
  • Cuckoo for Kolsch
  • Salem Lager
  • Mock Tuba
  • Guamanian Potu
  • Cerveza Salvaje Wild Ale

Meet the Editor-in-Chief

Dave Carpenter

Dave brewed his first batch in 2009 and started writing about beer soon thereafter. In addition to geeking out on beer and language, Dave enjoys hiking, traveling, and other gerunds as well. Email Dave