FOSDEM 2026 Exhibitors List & Attendees List

FOSDEM 2026 (Free and Open Source Developers’ European Meeting) is a premier annual event dedicated to open-source software development, collaboration, and innovation. The conference brings together thousands of developers, contributors, system administrators, and technology companies from around the world. 

FOSDEM serves as a central meeting point for open-source communities, covering topics such as operating systems, programming languages, cloud infrastructure, DevOps, security, data technologies, and emerging software trends. 

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Event Highlights:

Recommended For 

  • Open-source software companies and foundations 
  • Developer tools and platform providers 
  • Cloud, DevOps, and infrastructure vendors 
  • Technology recruiters and talent acquisition teams 
  • System integrators and IT consultancies 
  • Engineering leaders and software architects 
  • Community managers and open-source advocates 

Event Highlights 

  • Open-source software projects and community tracks 
  • Programming languages, frameworks, and developer tools 
  • Cloud infrastructure, DevOps, and container technologies 
  • Security, privacy, and open standards discussions 
  • Community-led talks, workshops, and lightning sessions 
  • Networking with global open-source contributors 

Exhibition Overview 

  • FOSDEM 2026 features project stands, community booths, and participating technology organizations showcasing open-source tools, platforms, and initiatives. While the event is community-driven, exhibitors and sponsors present solutions that support development, collaboration, and enterprise adoption of open-source technologies. Attendees include software developers, maintainers, contributors, engineering managers, CTOs, and technology decision-makers actively involved in building and deploying open-source solutions. 

Interactive Demonstrations 

  • FOSDEM 2026 offers interactive demonstrations through live coding sessions, technical workshops, project showcases, and hands-on labs. Attendees can engage directly with maintainers, explore real-world implementations, and evaluate tools in practical development environments. These interactive formats encourage knowledge sharing, technical learning, and deeper collaboration across open-source communities. 

What’s Included in the FOSDEM 2026 Exhibitors & Attendees List

  • Verified contact details of exhibitors and attendees 
  • Access to developers, engineers, and open-source leaders 
  • Segmentation by technology stack, role, and project focus 
  • CRM-ready datasets for marketing, recruitment, and outreach 
  • Global coverage of open-source communities and companies 
  • Regularly updated and validated records 
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First Name
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Last Name
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Business Email Id
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Phone Number
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Company Name
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Job title
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Web Address
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Industry
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City
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State
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Country
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Postal
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LinkedIn Profile on Request
Event Details
Timings
Editions

Feb 2025 and
4 More Previous Editions Available

Event Timings
Timings

09:00 AM-06:00 PM
(General)

Category & Type
Category & Type

Conference
(IT & Technology)

Sample Dataset

The sample dataset includes open-source project maintainers, software developers, DevOps engineers, platform architects, and contributors attending FOSDEM 2026. It also features technology companies, cloud providers, developer tool vendors, and open-source foundations participating as exhibitors or sponsors. 

Each record includes role-based details such as software engineer, maintainer, CTO, engineering manager, DevRel lead, and community organizer, supporting targeted outreach, hiring, and partnership initiatives. 

VisitorsList Sample Data
Streamline your marketing efforts by customizing contacts based on criteria like:
Company Size
Company Size
Industry Sector
Industry Sector
Job Function
Job Function
Geographic Location
Geographic Location
And more
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Why Choose Our FOSDEM 2026 Exhibitors & Attendees List

Engage a highly technical, open-source–driven audience with strong intent to collaborate and innovate. 

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Direct Access to Open-Source Professionals

Connect with developers, maintainers, and engineering leaders. Reach contributors influencing technology adoption.

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Global Developer Community Reach

Access contributors from Europe and worldwide. Expand presence across international open-source markets.

Picture of High-Intent Technical Engagement
High-Intent Technical Engagement

Reach attendees actively contributing to or adopting open-source tools. Support partnerships, hiring, and product adoption.

Picture of Comprehensive Open-Source Ecosystem Coverage
Comprehensive Open-Source Ecosystem Coverage

Engage communities across languages, platforms, and infrastructure. Gain visibility into diverse open-source projects.

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Ideal for Developer Relations

Engage contributors through targeted DevRel and community campaigns. Strengthen adoption, advocacy, and long-term open-source engagement.

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Verified & Updated Contact Data

All contacts are human-verified and refreshed regularly. Ensure reliable communication and engagement.

Looking for Event Editions or Post-Event Attendee Lists?

Get access to both past and upcoming event editions, complete with verified post-event attendee and exhibitor lists. These lists are curated to include accurate contact details of key decision-makers, industry professionals, and exhibiting companies.

Contact List Opt-In Process

When starting a marketing campaign, ensure you leverage an opt-in contact list. This list consists of the contact details of individuals who explicitly agree to receive messages from you.

Data Sourcing
Step 1

Data Sourcing

The Data is collected manually through multiple online and offline global subscriptions, including e-books, tradeshows, news agencies, directories, web journals, and more, to gather relevant information.

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Step 2

Data Appending

The Missing fields in the collected data are appended and verified using our patent machine learning tools to compile and segment the contact list.

Data Appending
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Data Validation
Step 3

Data Validation

To validate contact records, a thorough scanning process is conducted to match them against our master database. A manual check is then initiated and cross-verified with the social media platform to ensure authenticity.

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Step 4

Data Cleansing

Statistical and analytical techniques are employed to identify anomalies in the data. The data cleaning process is initiated after a thorough check of the state data. A manual check is then initiated and cross-verified with the social media platform to ensure authenticity.

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Data Accurency
Step 5

Data Accuracy

After the cleaning workflow, the data is inspected for accuracy. Our Data analysts identify records that require manual repair, and the cycle of validation, verification, and cleaning is then repeated.

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Step 6

Email Campaigns for Consent

AB tested OPT-IN Email Campaigns are run to legalize and legitimize consent with based information to comply with global data policies, including CAN-SPAM and GDPR.

Step 6
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Tele-verification & Opt-out Campaign
Step 7

Tele-verification & Opt-out Campaign

The Final compiled list of records receives Opt-out mailers, followed by tele-verification campaigns to confirm consent for all data fields.

How to Leverage the FOSDEM 2026 Exhibitors & Attendees List

Picture of Recruit Technical Talent

Recruit Technical Talent

Reach developers and engineers active in open-source communities. Support targeted hiring campaigns.

Picture of Promote Developer Tools & Platforms

Promote Developer Tools & Platforms

Engage users evaluating frameworks, libraries, and platforms. Increase adoption through precise outreach.

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Build Open-Source Partnerships

Collaborate with projects, foundations, and technology providers. Strengthen ecosystem relationships.

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Expand Community & Brand Presence

Grow visibility within open-source networks.
Build long-term credibility and trust.

Benefits of FOSDEM 2026 Exhibitors & Attendees List

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Open-Source Market Intelligence

Identify technologies and communities gaining traction. Align outreach with developer demand. 

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Faster Access to Technical Decision-Makers

Engage contributors and leaders shaping technology choices. Reduce outreach friction. 

Picture of Stronger Developer Ecosystem Positioning
Stronger Developer Ecosystem Positioning

Enhance credibility within open-source communities. Build long-term influence. 

Testimonials: What Our Clients Are Saying

Sarah Johnson
Sarah Johnson

Marketing Director at TechExpo Inc.

I can’t recommend VisitorsList enough. Their attendee list was pivotal for our event success, allowing us to pinpoint our target audience with precision.”

David Lee
David Lee

CEO of InnovateTech Solutions

As an exhibitor, I’m delighted to endorse VisitorsList. and their attendee data helped us connect with relevant prospects efficiently, making our investment worthwhile.”

Emily Watson
Emily Watson

Events Manager at Global Connect Conferences

VisitorsList has been our go-to for attendee lists. Their accurate data and stellar support ensure our events run smoothly every time.”

James Miller
James Miller

Sales Manager at Prime Solutions Inc.

VisitorsList’ exhibitor list empowered us to strategize effectively for our trade show appearances. Their data insights were indispensable for our success.”

Rachel Carter
Rachel Carter

Event Coordinator at Elite Events Management

Having worked in event planning for years, I vouch for VisitorsList. and their attendee data exceeded my expectations, proving invaluable for our event planning.”

Michael Clark
Michael Clark

Business Development at TechGenius Solutions

VisitorsList’ exhibitor list provided us with invaluable insights for our trade show strategy, helping us make meaningful connections and drive business growth.”

Offir Ben-Salmon
Offir Ben-Salmon

Client Research Associate at Verasight

I’ve worked with VisitorsList on four occasions, primarily for conference-related contacts, and they’ve consistently been great partners. They’re flexible with budgets, offering discounts when possible, and can expedite delivery timelines. They’re also very accommodating with custom data or list requests. The data they’ve provided has been highly useful for the targeted outreach we conduct.

Get the FOSDEM 2026 Exhibitors & Attendees List

Access verified, high-value contacts from FOSDEM 2026 to connect with developers, contributors, exhibitors, and open-source technology leaders. Expand your reach, strengthen collaborations, and grow your presence in the global open-source ecosystem. 

Frequently Asked Questions

A leading open-source conference for developers and contributors worldwide.

Developers, maintainers, engineers, and technology leaders.

Yes, it includes a verified contact list for exhibitors at FOSDEM.

The list is delivered in Excel or CSV format, ready for import into CRMs, outreach platforms, or email marketing tools.

For outreach, recruitment, partnerships, and developer engagement.