Open Source Summit North America 2025: Full Schedule

June 23 - 25, 2025
Denver, Colorado
View More Details & Registration
Note: The schedule is subject to change.

The Sched app allows you to build your schedule but is not a substitute for your event registration. You must be registered for Open Source Summit North America 2025 to participate in the sessions. If you have not registered but would like to join us, please go to the event registration page to purchase a registration.

This schedule is automatically displayed in Mountain Daylight Time (UTC/GMT -6). To see the schedule in your preferred timezone, please select from the drop-down menu to the right, above "Filter by Date."

IMPORTANT NOTE: Timing of sessions and room locations are subject to change.

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9:00am MDT

Keynote: Welcome Back - Jim Zemlin, Executive Director, The Linux Foundation

Tuesday June 24, 2025 9:00am - 9:05am MDT

Bluebird Ballroom 1C (Terrace Level 1)

Speakers

Jim Zemlin

Executive Director, The Linux Foundation

Jim Zemlin’s career spans three of the largest technology trends to rise over the last decade: mobile computing, cloud computing, and open source software. Today, as executive director of The Linux Foundation, he uses this experience to accelerate innovation in technology through... Read More →

Tuesday June 24, 2025 9:00am - 9:05am MDT
Bluebird Ballroom 1C (Terrace Level 1)

Keynote Sessions

9:05am MDT

Keynote: Open Source as Endurance Infrastructure for Environmental Justice - Shannon Dosemagen, Founder and Senior Fellow, Open Environmental Data Project

Tuesday June 24, 2025 9:05am - 9:20am MDT

Bluebird Ballroom 1C (Terrace Level 1)

Speakers

Shannon Dosemagen

Founder and Senior Fellow, Open Environmental Data Project

Tuesday June 24, 2025 9:05am - 9:20am MDT
Bluebird Ballroom 1C (Terrace Level 1)

Keynote Sessions

9:25am MDT

Keynote: An Open-Source Stack for AI Compute: Kubernetes + Ray + PyTorch + vLLM - Robert Nishihara, Co-Founder, Anyscale & Co-creator, Ray

Tuesday June 24, 2025 9:25am - 9:40am MDT

Bluebird Ballroom 1C (Terrace Level 1)

Speakers

Robert Nishihara

Co-founder, Anyscale & Co-creator of Ray

Robert Nishihara is one of the co-founders of Anyscale and one of the co-creators of Ray, the leading open source framework for scalable AI. He did his PhD in machine learning and distributed systems in the computer science department at UC Berkeley. Before that, he majored in math... Read More →

2025 06 24 Keynote at Open Source Summit (Denver) pdf

Tuesday June 24, 2025 9:25am - 9:40am MDT
Bluebird Ballroom 1C (Terrace Level 1)

Keynote Sessions

Session Slides Yes

9:45am MDT

Keynote: Ten Years as a Free, Open, and Automated Certificate Authority - Josh Aas, Executive Director, ISRG

Tuesday June 24, 2025 9:45am - 9:50am MDT

Bluebird Ballroom 1C (Terrace Level 1)

People deserve a secure and privacy-respecting Internet. Let's Encrypt has spent the last 10 years working towards that goal. We'll talk about how we got here and where we're going.

Speakers

Josh Aas

Executive Director, ISRG

Josh Aas founded Internet Security Research Group (ISRG), the non-profit entity behind the Let’s Encrypt certificate authority, in 2013. He has been ISRG’s Executive Director and chair of the corporate board since it was created. He worked on Gecko and Firefox as part of Mozilla’s... Read More →

Tuesday June 24, 2025 9:45am - 9:50am MDT
Bluebird Ballroom 1C (Terrace Level 1)

Keynote Sessions

9:55am MDT

Keynote: Security, Critical Infrastructure, and Community: How the Three Shall Meet - Phil Robb, Head of Ericsson Software Technologies

Tuesday June 24, 2025 9:55am - 10:00am MDT

Bluebird Ballroom 1C (Terrace Level 1)

Speakers

Phil Robb

Head of Ericsson Software Technology, Ericsson Software Technology

Phil is the Head of Ericsson Software Technology (EST), where he leads a passionate group of engineers developing open source software across a wide range of projects. Prior to Ericsson, Phil was the V.P. of Operations for the Networking Projects at the Linux Foundation for six years... Read More →

Tuesday June 24, 2025 9:55am - 10:00am MDT
Bluebird Ballroom 1C (Terrace Level 1)

Keynote Sessions

10:05am MDT

Keynote: OpenSearch 3.0 and Lucene 10, Paving the Way for AI and Vector Innovation - Andrew Ross, Principal Engineer, AWS

Tuesday June 24, 2025 10:05am - 10:10am MDT

Bluebird Ballroom 1C (Terrace Level 1)

Join Andrew Ross, OpenSearch maintainer and principal engineer at AWS, to learn more about Lucene 10 and the new innovations in AI and Vector powered search that have been unlocked in OpenSearch 3.0

Speakers