🎂 Commonhaus Foundation Marks Two Years as Open Source’s ‘Missing Middle’ — and Maintainers Are Taking Notice

Announcement

The Commonhaus Foundation today marks its second anniversary, having grown from a handful of founding projects to 25 member projects, and counting. With the recent addition of Micronaut, one of the Java ecosystem’s most widely adopted frameworks, the foundation is proving that its unconventional model has struck a nerve.

Founded in 2024 by Erin Schnabel, Ken Finnigan, and Cesar Saavedra, Commonhaus was built on a simple but radical premise: that experienced open source maintainers don’t need to be told how to run their projects. They need legal scaffolding, succession planning, and someone to call when things get hard.

“Most foundations tell you how to do things,” said Schnabel. “We’re trying to give maintainers the support they need without getting in their way.”

That philosophy has resonated with maintainers who have outgrown, or grown weary of, the heavyweight governance models of larger foundations. Projects including Debezium, Hibernate, JReleaser, Quarkus, SDKMAN!, SlateDB, and WildFly have found a home under the Commonhaus umbrella, drawn by low-friction governance, transparent financial stewardship, and a genuine focus on the people behind the code.

The human cost hiding in plain sight

The XZ Utils incident of 2024 — in which a lone, isolated maintainer was targeted by a bad actor who exploited their exhaustion — cast a harsh light on the open source sustainability crisis. For Schnabel, it was a clarifying moment; the maintainer was struggling and clearly needed additional support.

Commonhaus is quietly building infrastructure to prevent the next XZ Utils incident: encouraging projects to identify successors, store credentials securely, document decision-making processes, and connect with other maintainers facing similar pressures. The foundation also provides mediation for the interpersonal conflicts that, in a world of text-based communication and neurodivergent contributors, are an underappreciated driver of burnout.

Maintainers speak

Marco Vermeulen, lead of SDKMAN! — one of the foundation’s earliest members — credits the foundation’s ethos with keeping his 12-year-old project moving. “Commonhaus has a completely different mindset,” he said. “It’s about supporting the community, without getting in our way.”

For Andres Almiray, who created release automation tool JReleaser, succession planning was the deciding factor. “This is my sixth year on the project and I still have a lot of energy, but in the future I might want to do something else,” he said. “Commonhaus helps me nurture the next generation of developers who will eventually take over.”

Chris Riccomini, creator of SlateDB — currently the foundation’s only Rust project — valued autonomy. “I’ve had 20 years’ experience in open source. I know what I’m doing. I just didn’t want to do it alone,” he said. “Commonhaus strikes a good balance for creators who are seasoned enough to run a project but still want the scaffolding around trademark, legal, and governance.”

What comes next

Schnabel’s priorities for year three include expanding beyond the foundation’s Java roots to attract projects from Go, Python, Rust, and beyond; improving financial sustainability through broader individual and corporate sponsorship; and launching new programs to support solo maintainers — including a forthcoming initiative around CVE support and end-of-life branch maintenance.

She also has a more modest ambition that speaks to everything the foundation is trying to change. “I want the person who loves JReleaser or SDKMAN! to feel like it’s normal to chip in eight bucks,” she said. “As a maintainer, contributions like that feel good, even when the amount is small. It really is like buying the maintainer a coffee or a beer; it's a way to acknowledge that the work they do matters to you, on a personal level. That culture shift matters as much as any governance policy.”

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Thank you to everyone who has joined the foundation as a sponsor, and to our newest member projects. Whether you're maintaining a project, lending expertise, or just cheering us on — we're glad you're here. Here's to the next year of building something sustainable, thoughtful, and open.

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