Open Community Experience (OCX)

Sirius Web: What’s up, Doc?

44:42 · 21 Apr 2026 – 23 Apr 2026 · YouTube

About this talk

This talk explores Sirius Web, an open-source platform presented by Mélanie Bats and Stéphane Bégaudeau from Obeo. It highlights the recent developments and architecture of Sirius Web, which enables the creation of browser-based domain-specific modelling tools, extending the capabilities of the Eclipse Sirius ecosystem. The session delves into the platform's Java and Spring Boot backend combined with a React frontend, emphasizing the declarative approach for defining modelling tools and user interfaces. Key improvements in usability, diagram editing, and performance for large models are discussed, along with new features for enhanced exploration and manipulation of models through tree and table representations. The session also outlines ongoing advancements, including collaborative modelling, AI-assisted workflows, and the overall evolution of the ecosystem, showcasing how Sirius Web supports modern, scalable modelling workflows.