Tune IntelliJ IDEA for Ultimate Performance
Optimizer helps you get the most out of IntelliJ IDEA. Speed up startup, code editor and builds.
Try Optimizer for Eclipse
IntelliJ IDEA Performance Improvement Tips
Increase memory size and switch to a server VM. Optimize your IDE for long-running, responsive experience.
Class verification adds overhead to every class loaded by the VM. This is safe to disable for non-production software.
Periodic cache cleanup makes sure the system is not slowed down by unnecessary indexes.
Switch to external Maven or Gradle to significantly speed up importing and synchronizing projects, resolving dependencies and task execution.
Get the latest
Oracle JDK features peak performance and it improves with every release. Not using the latest Oracle JDK? You are missing out.
Add JRebel to IntelliJ IDEA to reload code changes for a running application instantly. Reduce time spent on build, restart and redeploy.