IntelliJ Platform Plugin SDK Help

IntelliJ Platform SDK

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Welcome to the IntelliJ Platform SDK - the primary source of documentation for extending the IntelliJ Platform by creating plugins, custom language support, or building a custom IDE.

Getting Started

Please see Getting Help if you encounter bugs in this guide or require help with missing content.


See Content Updates for the latest changes. Follow JBPlatform on Twitter and visit JetBrains Platform Blog for the latest announcements.

Upgrading your plugin to the latest platform release? Make sure to check Incompatible Changes as well as Notable Changes and Features. Verify your plugin follows guidelines from Dynamic Plugins to allow installing/updating without IDE restarts.


This guide is Open Source and licensed under Apache 2.0. Contributions are very welcome.

Last modified: 12 January 2022