The 2025 conference is over. But we will return on 19th and 20th of November 2026!
In the mean time, what do you want to do?
Subscribe to updates about performance.now() 2026, 19th and 20th of November. Early-bird tickets, are announced here first.
and/or
performance.now() is the 
   web performance conference. Our speakers will teach you, and your
	performance-mad peers will talk to you. And talk to you.
	And you'll love every minute of it.
performance.now() is a single track conference covering today’s most important web performance insights. Our speakers offer practical, actionable take-aways about
... gives you something to stare at while we work on 2026.
       Michal Mocny:
       Measuring Interactions and Navigations
      
     
       Harry Roberts:
       Think Like a Performance Engineer
      
     
       Rich Harris:
       Fine-grained everything
      
     
       Andy Davies:
       LoAF
      
     
       Barry Pollard:
       Speculations about webperf
      
     
       Ines Akrap:
       Fast, green, responsible
      
     
       Phil Hawksworth:
       MC
      
     
       Nadia Makarevich:
       React, Rendering, Performance
      
     
       Vinicius Dallacqua:
       DevTools, AI, Insights
      
     
       Tammy Everts:
       How fast is fast enough?
      
     
       Tim Kadlec:
       MC
      
     
       Ethan Gardner:
       Making Performance Allies
      
     
       Umar Hansa:
       Modern Performance Workflows
      
     
       Michael Hladky:
       Zero-JS, Virtual Scrolling, CSS
      
     
       Marcy Sutton Todd:
       Accessibility and Performance