The Jenkins Blog

Plugin of the Month – September 2026: ORAS Artifact Manager

Welcome back to the Plugin of the Month series, where we highlight useful and impactful tools from the Jenkins ecosystem. This September, we’re featuring a plugin that rethinks where your build artifacts actually live: the ORAS Artifact Manager Plugin. What is the ORAS Artifact Manager Plugin? By default, Jenkins stores archived artifacts and stashes on the controller’s local disk (or on whatever storage...

Valentin Delaye September 1, 2026
Daily Life as a Jenkins Administrator

Introduction Hi, my name is Mark. I am a Jenkins administrator, and I want to share some of my daily experiences using and maintaining Jenkins. I hope you enjoy it. Environment and setup We have two Jenkins servers, production and quality. Both run on a commercially supported Linux distribution, normally on the latest LTS version, with around 200 plugins installed. Production runs more than 6,000 builds every...

Mark Schulz August 25, 2026
GSoC 2026 Endterm - Plugin Modernizer Stats Visualization

Hello everyone, This blog showcases the work done on the Plugin Modernizer Stats Visualization project during Google Summer of Code 2026. For a detailed description of the project, please refer to the project page. Table of Contents About the Project Phase 1 Phase 2 Challenges and Learnings Next Steps Acknowledgements Useful Links About the Project The Plugin Modernizer Tool automates the modernization of Jenkins plugins using OpenRewrite recipes, creating pull requests...

Pratik Mane August 24, 2026
Announcing a Contributor Summit Virtual Event (September 11, 2026)

We are excited to announce the Contributor Summit Virtual Event happening on September 11, 2026. The Contributor Summit is an opportunity for Jenkins contributors, users, and enthusiasts to come together, share knowledge, and collaborate on the future of Jenkins. Mark your calendars and join us for a day of insightful sessions, networking, and community building. Event Details The summit will be entirely online. Join us...

Stefan Spieker August 24, 2026
GSoC 2026 Final Update - Jenkins Email Notifications using Outlook SMTP with OAuth

Hey everyone! This post marks the end of my Google Summer of Code 2026 project, Jenkins email notifications using Outlook SMTP with OAuth. It’s been a great few months working across the email-ext, oauth-credentials, and entra-oauth plugins with my mentors Alex Earl and Kris Stern. If you want the first half of the story, my midterm update has it. Table of Contents About...

Mohammed Faheem August 23, 2026
GSoC 2026 final term - Retooling Jenkins.io Web Success Stories

Hello everyone! This post marks the successful completion of my Google Summer of Code 2026 Retool jenkins.io website Success Stories project. The project focused on modernizing the Jenkins Success Stories website by migrating it from Gatsby to Vite, improving performance, streamlining the story submission workflow, and enhancing the overall user experience. It has been an incredible learning experience, and I’m grateful to the...

Vatsal Verma August 22, 2026
Windows Server 2019 Agent Containers End of Life

Jenkins core stopped supporting Windows Server 2019 container images in Jenkins 2.569 and Jenkins 2.568.1. It is now time to drop Windows Server 2019 container images for the inbound agent container images and the SSH agent container images. Effective August 21, 2026, the Jenkins project will no longer deliver container images based on Windows Server 2019. We will continue to deliver container images...

Mark Waite August 21, 2026
Plugin of the Month – August 2026: Dark Theme Plugin

Welcome back to the Plugin of the Month series, where we highlight useful and impactful tools from the Jenkins ecosystem. August is here, bringing high temperatures and long, bright days. While we can’t turn down the sun outside, we can certainly give your eyes a break inside. When you spend hours looking at build logs, pipeline statuses, and administrative panels, a bright white...

Stefan Spieker August 18, 2026
Navigating My First Jenkins Security Advisory: A Maintainer’s Journey

Navigating My First Jenkins Security Advisory: A Maintainer’s Journey As a maintainer of the job-config-history plugin, I have always appreciated the community and the robustness of the Jenkins ecosystem. However, recently I had the opportunity to experience a different, and perhaps more critical, side of open-source maintenance: the Jenkins security process. Back on April 13, 2026, I received a notification in Jira regarding...

Stefan Spieker July 21, 2026

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