IntelliJ Platform SDK

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

Watch Busy plugin developers series. Episode 0 to get started with developing plugins and publishing on JetBrains Marketplace.

What is the IntelliJ Platform?
About this Guide
- Key Topics
- Getting Help
Creating Your First Plugin
Useful Links
Marketing

Updates

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.

Open Source

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

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

Last modified: 27 May 2021