Top Rated for PyCharm Educational Edition

PHP composer.json support

PHP composer.json support.

Nyan Progress Bar

Pretty progress bars for IJ based IDEs.

String Manipulation

Provides actions for text manipulation.

Grep Console

Change colors of matching text.

CodeGlance

Embeds a code minimap similar to the one found in Sublime into the editor pane.

Rainglow Color Schemes

A collection of color themes created by Dayle Rees for all JetBrains platforms.

Key Promoter X

This is a completely rewritten version of the original Key Promoter.

Idea 2016.2 Icon Pack

Changes new modern icons to the old ones.

Legacy Icon Pack for IntelliJ 2018.2+

Changes new modern icons to the old ones. You can choose between icons from IntelliJ 2016.2 (includes some from 2018.1) and 2018.1.

Shifter

Detects type of selection, line or keyword at caret and shifts it "up" or "down" on keyboard shortcut.