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Cédric Brun

Build open-source technologies to enable mission critical tools for complex domains.

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For engineers updating to the Helios release. We walked through model diff/merge with EMF Compare and how to create patches to share changes safely across teams.

Key Takeaways

  • Configure comparison scope to avoid false positives.
  • Use 3‑way merge to preserve intent and minimize conflicts.
  • Share changes as patches when direct merges aren’t possible.

![](https://cedric.brun.io/talks/EclipseConUS2010/Compare.thumb.png

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