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Ivar Grimstad
Jakarta EE Developer Advocate
Eclipse Foundation
Advance Your Career with Open Source
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https://github.com/ivargrimstad
https://www.linkedin.com/in/ivargrimstad
@[email protected]
ivargrimstad_of
fi
cial
@ivar_grimstad
https://www.threads.net/@ivargrimstad_of
fi
cial
@theguywiththeduketattoo.com
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https://jakarta.ee
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source Principles
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Transparency
Collaboration
Release Early
and Often
Inclusive
Meritocracy
Community
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source Licenses
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source Initiative
https://opensource.org/licenses
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source
vs
Source Available
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source Projects
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Solo Single Vendor Community Foundation
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Solo
Description
One or two programmers control
code, decisions, support
Contributing
Either extremely easy or extremely
hard
Support Usually very responsive or abandoned
Examples
Byte Buddy
SnoopEE
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Solo
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Single Vendor
Description
Open sourced by a company,
employees as contributors
Contributing Usually dif
fi
cult
Support
Reliable support obtained through
support contracts with sponsoring
company
Examples
Quarkus
Spring Framework
Gradle
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Single Vendor
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Community
Description
Signi
fi
cant number of contributors,
usually democratic
Contributing
Generally welcoming, no formal
process
Support
Participation in the social process
required
Examples
PostgreSQL
OpenJDK
mockito
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Community
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Foundation
Description
Formal organisation open source
projects. Often projects critical to
several large companies.
Contributing Formal process, meritocracy
Support
Sponsoring companies providing paid
support
Unpaid support similar as
communities
Examples
Eclipse Jetty
Apache Maven
Kubernetes
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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No content
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Evolving Expectations
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Is this license compatible with your project license?
Will you assign a CVE?
How do you handle vulnerabilities?
Does the open source project follow an OpenChain conformant process?
Is the project REUSE compliant?
Where is your Software Bill of Materials?
Does the license allow me to do X?
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Regulations
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
European Cyber Resiliency Act
(CRA)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Product Liability Directive
(PLD)
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No content
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https://orcwg.org
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Open Source and YOU
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Committer
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Contributor
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
What to Contribute?
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Does Not Need to be
CODE
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Follow Your Passion
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Convince my Boss?
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Improve the Software
YOU Rely On
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
How to Contribute?
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No content
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Why Contribute?
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Build Your Reputation
and Career
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No content
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Improve YOUR Skills
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
https://skillab-project.eu
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Copyright © 2022 The Linux Foundation | June 2022. This report is licensed under the Creative Commons Attribution-NoDerivatives 4.0 International Public License
O PE N S O U RC E H I R I N G
of hiring managers
say hiring open
source talent is a
priority for 2022.
86%
O PE N S O U RC E TAL E NT
of organizations are
growing their use of
cloud/container
technologies.
77%
O PE N S O U RC E TAL E NT
of hiring managers
report difficulty
finding professionals
with the needed open
source experience.
93%
58%
managers have
given higher salary
increases to retain
open source talent.
of hiring
TAL E NT ACQ U ISITI O N AN D R ETE NTI O N
O PE N S O U RC E H I R I N G
technologies.
78% of hiring
managers are hiring
the same or more open
source professionals
compared to 2021.
O PE N S O U RC E TAL E NT
of professionals
work on open
source projects
related to Linux.
76%
90%
of hiring
managers are
willing to pay for
certifications
TRAI N I N G & C E RTI FI CATI O N
73%
of open source
professionals believe
it would be easy to
find a ne position
TAL E NT ACQ U ISITI O N AN D R ETE NTI O N
69%
TRAI N I N G & C E RTI FI CATI O N
of hiring managers are
more likely to hire
certified open source
professionals.
DIVERSITY, EQUITY, AND INCLUSION
62%
of organizations
employing open source
professionals encourage
diversity in hiring.
67%
of hiring managers
seek open source
professionals with
architectural skills.
THE VALUE OF ARCHITECTING
of open
DIVERSITY, EQUITY, AND INCLUSION
48%
source professionals
and hiring managers
rate their employer
di ersity e orts as
good or excellent.
The 10th Annual Open Source Jobs Report
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Where to Contribute?
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Solo Single Vendor Community Foundation
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
My Journey
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https://www.scala-lang.org/docu/
fi
les/ScalaTutorial-no_NO.pdf
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Solo Single Vendor Community Foundation
Apache NetBeans
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
First Rule of Contributing
to Open Source
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Contribute!
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Solo
Single Vendor
Foundation
Community
Commercial
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Summary
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Solo Single Vendor Community Foundation
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
First Rule of Contributing
to Open Source
Remember
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Show Your SUPPORT
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Eclipse Foundation
https://eclipse.org
Jakarta EE
https://jakarta.ee
Get Involved
https://jakarta.ee/community/get-involved/
Blog
https://www.agilejava.eu
https://theguywiththeduketattoo.com
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Research@Eclipse Foundation
Sunday at 12:30
Rosaria Rossini, PhD
Senior Research Program Manager
Eclipse Foundation
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COPYRIGHT (C) 2025, ECLIPSE FOUNDATION, INC. | THIS WORK IS LICENSED UNDER A CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE (CC BY 4.0)
Thank You!