As we approach the release of IntelliJ IDEA 2025.3, we would like to share key information about changes that may impact your plugin development process. This post addresses common questions from the

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IntelliJ Platform 2025.3 introduces a unified distribution merging Community and Ultimate editions while maintaining backward compatibility with plugins built for 2025.2 and earlier. Plugin developers targeting 2025.3 must update to IntelliJ Platform Gradle Plugin 2.10.4 and switch from intellijIdeaCommunity() to intellijIdea() dependency helper. Key changes include module extraction requiring explicit dependencies, IntelliLang plugin dependency updates, and Storage annotation restrictions. The unified distribution uses the IU product code, with feature access controlled by licensing rather than separate IDE distributions. Developers can test compatibility using the verifyPlugin task and EAP snapshots before the official release.

IntelliJ Platform 2025.3: What Plugin Developers Should Know

Major Change: Unified Platform Distribution