Top Rated for PyCharm Educational Edition

RegexpTester

Regular Expression Tester for IntelliJ IDEA.

Frame Switcher

Plugin for more convenient switching between projects/frames/windows than is alt-tab or Window menu.

Autoscroll Save

At last, a handy way to save your Autoscroll to/from Source settings :).

Elm language plugin

Plugin for Elm language support.

Run Configuration as Action

Register all run configuration as actions.

Wrap to Column

Wraps text to the specified column width.

Rainbow Brackets

Rainbow Brackets / Rainbow Parentheses for IntelliJ based IDEs.

JetForcer | The Smartest Force.com IDE

JetForcer is the smartest Force.com IDE for handy Salesforce development with JetBrains IDEs.

Gerrit

Gerrit Code Review Tool Integration Only Gerrit 2.6 or newer is supported (missing / incomplete REST API in older versions) ...

Latte

Provides support for Latte – a template engine for PHP.